Hi Ronny, I agree with you and I would go even further and generalize it overall. So that the movieID could be of type Long or Int and the userID of type String.
This would increase usability of the ALS implementation :) Best regards, Felix 2015-06-10 11:28 GMT+02:00 Ronny Bräunlich <r.braeunl...@gmail.com>: > Hello everybody, > > for a university project we use the current implementation of ALS in Flink > 0.9 and we were wondering about the API of predict() and fit() requiring a > DataSet[(Int, Int)] or DataSet[(Int, Int, Double]) respectively, because > the range of Int is quite limited. > That is why we wanted to ask you if it wouldn’t be advantageous to change > Int to Long, to allow more values. > Please let me know what you think about it. > > Cheers, > Ronny
