Actually that's how IDRescorer already works. It will filter before scoring.
On Wed, May 9, 2012 at 2:00 AM, Mugoma Joseph Okomba <[email protected]>wrote: > Hello, > > I have database with ratings: 1,2,3,4 > > However, when running the recommender I would, in some cases, want to > exclude items with rating 4. > > I considered IDRescorer but reckon that it only filters items after the > recommender has has already recommended. I would like items filtered > before recommendations i.e. they should not be included when calculating > recommendations. > > What's the best way of handling this in mahout? > > Thanks. > > Mugoma. > >
