mahout-user mailing list archives

But is it then ranking the recommendations by the estimated pref? If
it's always 1, then the ordering is not meaningful.

Maybe it is, I just haven't looked at your changes in much detail
since you made them although it looked broadly correct and proper.

On Fri, Nov 26, 2010 at 6:33 PM, Sebastian Schelter <ssc@apache.org> wrote:
> If all ratings have value 1 (cause we use boolean data) the result of
> the Predicition can also only be 1.