Yes, all this is done for you. The training set contains everything except a few items for one user (see they are removed on about line 179? my code is a bit different).
On Wed, Jul 29, 2009 at 8:35 AM, Claudia Grieco<[email protected]> wrote: >> For example maybe you take away three of the > user's items and see if the recommender recommends 3 of them back > > I have looked at the code...does the GenericRecommenderIRStatsEvaluator class > do this stuff itself? > I see that it creates a training set, but it appears from the code that this > set contains all items...
