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From | Sean Owen <sro...@gmail.com> |
Subject | Re: RecommenderJob in mahout-0.4 returning 1.0 score for each recommendation |
Date | Fri, 26 Nov 2010 18:35:36 GMT |
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. | |
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