TODO: make sure the right getRelated function is called (with itemID)

* Bottleneck appears to be at ALUserBasedRecommender.doEstimatePreference

SETTINGS
new user has from 1 - 10 items

AL item is selected for evaluation and added to the user's items

Estimate the ratings of witheld items of a user (on avg less than 100)

OPTIMIZATIONS

User Neighborhood construction:
1) select users that have rated the item for which rating needs to be estimated
2) user must have rated at least on of the items that AL_user has rated

Currently it appears that correlation is calculated for all of the users which is unecessary.

From Log 2 we can see that construction of user neighborhood took ~60s, and preference estimation took ~60S

--------------------------------
User Neighborhoud
1) pick only users that have correlation != 0 (have some overlapping items with AL_user)

Modified
ALUserNeighborhood.Retriever.getValue(final Object userId)
Added:
H2JDBCDataModel.getRelatedUsers(User user)

RESULTS:
x60 improvement: before it took 60s; now 1s
Preference Estimation still takes long time

------------------------------------

Preference estimation

1) Need only users that have rated the item for which want to obtain estimates for a current user; and are related to the current user

Query Optimization

H2JDBCDataModel
    public Collection<User> getRelatedUsers(User theUser, Object itemID) throws TasteException {

    /**
     * Need only users that have rated the item for which want to obtain
     * estimates for a current user; and are related to the current user
     *
     * In some of the models it appears that correlation is calculated for all
     * of the users which is unnecessary. pick only users that have correlation !=
     * 0 (have some overlapping items with AL_user)
     *
     *
     * NOTE: This is a hacky implementation and probably needs to be changed in
     * the future
     *
     * Return users that have correlation != 0 to the current user this means
     * that they must have rated at least one of the items in common with the
     * user
     *
     * e.g. SELECT DISTINCT user_id FROM taste_preferences where item_id=376 and
     * user_id in ( SELECT user_id FROM taste_preferences where (item_id=242 or
     * item_id=393) )
     *
     *
     * Query Optimization:
     *
     * Restricted by @param itemID
     *
     * GOOD: SELECT DISTINCT user_id FROM taste_preferences where item_id=376
     * and user_id in ( SELECT user_id FROM taste_preferences
     * where (item_id=242 or item_id=393) )
     * 0.8 sec
     * 
     * AVOID:
     * SELECT DISTINCT user_id FROM taste_preferences
     * where user_id in ( SELECT user_id FROM taste_preferences
     * where (item_id=242 or item_id=393) )
     * 7 sec
     *
     *
     *
     * NOT Restricted by @param itemID
     *
     * GOOD: SELECT DISTINCT user_id from taste_preferences 
     * where (item_id=242 or item_id=393)
     * 0.06 sec
     *
     * AVOID:
     * SELECT DISTINCT user_id FROM taste_preferences where user_id in (
     * SELECT user_id FROM taste_preferences where (item_id=242 or item_id=393) )
     * and item_id=376
     * 7 sec
     *
     *
     *
     *
     *
     *
     * @param theUser
     * @param itemID
     * @return
     * @throws TasteException
     */

Profile

Neighborhood construction improved from taking 25% -> 5%

Now need to improve doEstimate

===================================================================================================================================
Partial Log 2

system running...
Mar 25, 2008 12:34:15 PM org.hrstc.taste.al.AL_CF <init>
INFO: log running..
Mar 25, 2008 12:34:16 PM org.hrstc.taste.al.AL_CF <init>
INFO: Creating db indexes ...
Mar 25, 2008 12:34:16 PM org.hrstc.taste.al.AL_CF <init>
INFO: loading data ...
Mar 25, 2008 12:34:20 PM org.hrstc.taste.al.AL_CF <init>
INFO: loaded data
943
Mar 25, 2008 12:34:22 PM org.hrstc.taste.al.AL_CF getTestUsers
INFO: Selected userID: 421
Mar 25, 2008 12:34:22 PM org.hrstc.taste.al.AL_CF evaluate
INFO: AL Type: random
Mar 25, 2008 12:34:24 PM org.hrstc.taste.al.AL_CF calculateStats
INFO: Size of userNeighborhood: 0
Mar 25, 2008 12:34:24 PM org.hrstc.taste.al.AL_CF evaluate
INFO: User's Stats:
[{MAE=4.0}]
Mar 25, 2008 12:34:24 PM org.hrstc.taste.al.AL_CF evaluate
INFO: It took ms: 1936
Mar 25, 2008 12:35:24 PM org.hrstc.taste.al.AL_CF calculateStats
INFO: Size of userNeighborhood: 100
Mar 25, 2008 12:36:42 PM org.hrstc.taste.al.AL_CF evaluate
INFO: User's Stats:
[{MAE=4.0}, {MAE=0.94193965}]
Mar 25, 2008 12:36:42 PM org.hrstc.taste.al.AL_CF evaluate
INFO: It took ms: 137896

===================================================================================================================================
Partial Log 1

FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:554] is -1.647345524366436E-13
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:555] is -0.0015708540709646077
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:556] is -0.09278632549695448
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:557] is -0.028415421599269037
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:558] is 0.0
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:559] is -0.037317594846707436
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:56] is 2.5000181608965445E-13
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:560] is -0.14466282450891324
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:561] is -6.504526931539657E-13
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:562] is -0.10384195253503217
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:19 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:563] is -6.74284917965908E-14
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:564] is -0.13313466712391653
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:565] is -1.1089483136311463E-13
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:566] is -0.10225458635982025
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:567] is -0.07117689753471569
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:568] is -0.05667651664177332
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:569] is -3.8994040725480063E-14
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:57] is -6.352438471529637E-14
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:570] is -1.2007629161265068E-14
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:571] is -2.3869987441859594E-14
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:572] is -1.6855601778861507E-14
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:573] is -0.04848503268282788
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:574] is 9.55400201898987E-14
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:575] is 0.14717601757455093
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:20 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:576] is 0.0
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:577] is 2.2893965420001035E-13
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:578] is -1.3375024930545366E-14
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:579] is 4.1629872955591245E-14
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:58] is -0.009563879345107839
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:580] is 3.7417306375964335E-14
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:581] is -0.17679116392729477
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:582] is 3.972549488315166E-14
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:583] is -1.2141875254983835E-13
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:584] is -3.140756398161233E-14
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:585] is 3.736917952724993E-14
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:586] is -0.05553684411684123
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:587] is 0.0
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:588] is 3.5842168165654797E-13
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:21 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:589] is 7.885272700154987E-15
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:59] is -0.02409090847022894
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:590] is -0.05341757290136214
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:591] is -0.04309754253416904
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:592] is -0.022247893788738773
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:593] is -1.8313396133042284E-13
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:594] is -0.15335094278330816
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:595] is -0.18530990082702212
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:596] is -1.8681251463080768E-14
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:597] is -0.052608646599914544
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:598] is -1.710762255125158E-14
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:599] is 0.0
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:6] is -0.07561043374139553
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:22 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:60] is 7.420126452450446E-13
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:600] is -0.13679212691839093
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:601] is -0.05339986376501476
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:602] is -0.2578977462621422
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:603] is 6.064558933298705E-14
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:604] is -0.09148924117478838
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:605] is -0.10223047952775904
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:606] is -0.03669234598898682
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:607] is 3.538131293151546E-14
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:608] is -0.07426415466624665
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:609] is 0.0
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:61] is 0.0
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:610] is -0.12450945124605482
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:23 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:611] is -2.261720943333597E-14
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:612] is 0.2701919394629616
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:613] is 0.059233826033254146
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:614] is -2.1948542481459034E-14
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:615] is -0.10725979309753181
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:616] is 3.122190729604471E-14
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:617] is 0.011936280171652542
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:618] is -0.11429452538500032
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:619] is -0.0364461039430454
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:62] is -0.04690813412761841
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:620] is -0.03970846044301517
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:621] is -9.675839651249483E-14
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:622] is -0.12070730232367433
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:24 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:623] is -0.03301230379719197
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:624] is -0.050086004291433235
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:625] is -3.5343181818089124E-13
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:626] is -1.898610909806263E-14
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:627] is -4.426597299818248E-14
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:628] is -1.7317081456518812E-13
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:629] is -0.08166379096213165
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:63] is -1.2995769698166858E-13
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:630] is 0.11013432002826058
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:631] is 0.0
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:632] is -2.999073819321843E-13
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:633] is 1.3978256446060496E-13
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:634] is -0.11453810838709651
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:635] is -2.5358828575876752E-14
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:25 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:636] is -2.200841253095799E-14
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:637] is 0.037885165949240227
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:638] is 0.153291308489458
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:639] is -2.1184433221793936E-13
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:64] is -0.08952121389484059
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:640] is -2.5339164315184076E-13
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:641] is 5.737652101013402E-14
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:642] is 4.365903476576E-13
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:643] is -0.07861186769843094
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:644] is 3.480934286104058E-14
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:645] is -0.04625002988523811
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:646] is -5.22019115958233E-14
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:647] is 3.0238898264790126E-14
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:26 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:648] is 0.005526393033783967
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:649] is -0.21737182238050448
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:65] is 0.0
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:650] is 0.09687366595699362
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:651] is -0.10231818863375333
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:652] is 0.0
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:653] is -0.09956221733664905
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:654] is -1.3487544180274166E-13
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:655] is -0.09761971820022236
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:656] is -1.5287909973016664E-14
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:657] is 0.0
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:658] is -0.23554309306480378
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:659] is -0.09313537802724652
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:27 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:66] is -0.07879791614644435
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:660] is 3.789122489067659E-13
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:661] is -2.744940105455633E-13
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:662] is -3.2327503665302323E-14
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:663] is -0.13920186844771007
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:664] is -0.09484985026776879
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:665] is -0.050688706667439805
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:666] is -0.08301415071178518
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:667] is 6.689835116057416E-14
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:668] is 6.916187524140691E-14
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:669] is -0.12053957026978125
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:67] is -4.674840593722962E-14
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:670] is 7.17190459216078E-14
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:28 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:671] is -2.86317347033437E-13
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:672] is -0.1184428300691871
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:673] is -2.6231939822288896E-14
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:674] is -0.19397552455725192
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:675] is -3.9912391283529044E-14
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:676] is -2.6522075035925627E-14
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:677] is 0.06464664710476983
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:678] is -0.26103478034771477
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:679] is 9.893042549854353E-14
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:68] is -0.09516886152208212
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:680] is 6.226884551152293E-14
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:681] is -1.2503621914633543E-14
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:682] is -0.08806452650093971
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:29 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
Mar 25, 2008 11:35:30 AM com.planetj.taste.impl.correlation.PearsonCorrelation userCorrelation
FINER: UserCorrelation between User[id:421] and User[id:683] is -0.08574285497560413
Mar 25, 2008 11:35:30 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Retrieving number of items in model...
Mar 25, 2008 11:35:30 AM com.planetj.taste.impl.model.jdbc.ConnectionPoolDataSource$DataSourceConnectionFactory makeObject
FINE: Obtaining pooled connection
Mar 25, 2008 11:35:30 AM com.planetj.taste.impl.model.jdbc.AbstractJDBCDataModel getNumThings
FINE: Executing SQL query: SELECT COUNT(DISTINCT item_id) FROM taste_preferences
 

Optimization - doEstimate

cache correlation

calculate neighborhood and the correspondings corelations (only once per run)
hood = (user_item1 or user_item2 ...) and (test_item1 or test_item2 ...)