Written by: Noranda Brown
Version: 2014.1.26
The data set, ml-100k, consists of 100,000 ratings of 1682 movies from 943 users downloaded from http://www.grouplens.org. The main data set u.data consists of 100,000 rows where each row has 4 tab-separated items: user_id, movie_id, rating, and timestamp.
Documentation can be found in the doc/ folder.