grouplens/lenskit — pull request #454 by schang8000 (2013-11-21 20:47:22+00:00)
Title: Feature/scahng8000 top n recommender

Adding a recommendation output file and a cached itemscorer. REF:https://github.com/grouplens/lenskit/issues/453, https://github.com/grouplens/lenskit/issues/445