Are they ALL negative? Maybe only the non-negatives are working or there are some conditions where negatives work. I certainly wouldn’t count on it because I’ll bet it isn’t working as it should.
On Aug 5, 2014, at 4:03 PM, Ted Dunning <[email protected]> wrote: On Tue, Aug 5, 2014 at 3:21 AM, Peng Zhang <[email protected]> wrote: > But today I am trying to use negative user id and item id, and they are > working well with the item recommender and dvd recommender. > Which programs are you using?
