Yeah but that doesn't depend on having preference values right? "Boolean" data works fine.
On Mon, Sep 27, 2010 at 8:23 AM, Sebastian Schelter <[email protected]> wrote: > But the initial set of "candidate" items that will be given to the > estimators in GenericItemBasedRecommender.doMostSimilarItems() is > fetched from the DataModel (it consists of all items preferred by a user > that also preferred the current item), which makes the computation > dependent on preference data being available. > > The short term solution would be to subclass GenericItemBasedRecommender > and create your own customized way of candidate item fetching. The long > term solution should be to enable users to customize this like we > already did for recommendation with the CandidateItemsStrategy).
