[{"title":"( 3 个子文件 1.13MB ) 电影推荐系统所使用的源数据,来源于MovieLens网站!","children":[{"title":"ratings.csv <span style='color:#111;'> 1.03MB </span>","children":null,"spread":false},{"title":"tags.csv <span style='color:#111;'> 14.42KB </span>","children":null,"spread":false},{"title":"movies.csv <span style='color:#111;'> 1.99MB </span>","children":null,"spread":false}],"spread":true}]