I don't see any thing about the (Mahout) code that would have any randomness. Are you sure it's not coming from the other code? or some other strange issue with systems in between or something?
On Mon, May 2, 2011 at 5:27 PM, Sam Pullara <[email protected]> wrote: > Thanks for the reply Steven. Actually all the input is identical, the same > data, the same request for recommendations for the same user. Sometimes it > returns a set of results and sometimes it returns an empty list. > Sam > -- > Nope, no randomness, the liklihood is that a recommendation cannot be made > for the user you are making a request for. You could use the random > recommender or just return the top 10 items from the dataset. >
