yelp数据集

[{"title":"（ 49 个子文件 4.69MB ） yelp数据集","children":[{"title":"Yelp","children":[{"title":"restaurants","children":[{"title":"ratings.txt <span style='color:#111;'> 1.29MB </span>","children":null,"spread":false},{"title":"users.txt <span style='color:#111;'> 123.38KB </span>","children":null,"spread":false},{"title":"restaurants_training.txt <span style='color:#111;'> 1.02MB </span>","children":null,"spread":false},{"title":"restaurants_test.txt <span style='color:#111;'> 275.07KB </span>","children":null,"spread":false},{"title":"items.txt <span style='color:#111;'> 1.03MB </span>","children":null,"spread":false},{"title":"readme.txt <span style='color:#111;'> 1.36KB </span>","children":null,"spread":false}],"spread":true},{"title":"nightlife","children":[{"title":"ratings.txt <span style='color:#111;'> 1.40MB </span>","children":null,"spread":false},{"title":"nightlife_training.txt <span style='color:#111;'> 1.10MB </span>","children":null,"spread":false},{"title":"users.txt <span style='color:#111;'> 542.20KB </span>","children":null,"spread":false},{"title":"items.txt <span style='color:#111;'> 696.80KB </span>","children":null,"spread":false},{"title":"nightlife_test.txt <span style='color:#111;'> 307.53KB </span>","children":null,"spread":false},{"title":"readme.txt <span style='color:#111;'> 358B </span>","children":null,"spread":false}],"spread":true},{"title":"shopping","children":[{"title":"shopping_test.txt <span style='color:#111;'> 107.11KB </span>","children":null,"spread":false},{"title":"ratings.txt <span style='color:#111;'> 477.36KB </span>","children":null,"spread":false},{"title":"shopping_training.txt <span style='color:#111;'> 370.25KB </span>","children":null,"spread":false},{"title":"users.txt <span style='color:#111;'> 443.34KB </span>","children":null,"spread":false},{"title":"items.txt <span style='color:#111;'> 681.60KB </span>","children":null,"spread":false},{"title":"readme.txt <span style='color:#111;'> 1.31KB </span>","children":null,"spread":false}],"spread":true},{"title":"active","children":[{"title":"active_training.txt <span style='color:#111;'> 255.57KB </span>","children":null,"spread":false},{"title":"ratings.txt <span style='color:#111;'> 339.57KB </span>","children":null,"spread":false},{"title":"active_test.txt <span style='color:#111;'> 84.01KB </span>","children":null,"spread":false},{"title":"users.txt <span style='color:#111;'> 1.75MB </span>","children":null,"spread":false},{"title":"items.txt <span style='color:#111;'> 239.33KB </span>","children":null,"spread":false},{"title":"readme.txt <span style='color:#111;'> 847B </span>","children":null,"spread":false}],"spread":true},{"title":"beautysvc","children":[{"title":"beautysvc_test.txt <span style='color:#111;'> 58.05KB </span>","children":null,"spread":false},{"title":"ratings.txt <span style='color:#111;'> 301.37KB </span>","children":null,"spread":false},{"title":"users.txt <span style='color:#111;'> 1.53MB </span>","children":null,"spread":false},{"title":"items.txt <span style='color:#111;'> 319.19KB </span>","children":null,"spread":false},{"title":"beautysvc_training.txt <span style='color:#111;'> 171.24KB </span>","children":null,"spread":false},{"title":"readme.txt <span style='color:#111;'> 392B </span>","children":null,"spread":false}],"spread":true},{"title":"pets","children":[{"title":"ratings.txt <span style='color:#111;'> 40.56KB </span>","children":null,"spread":false},{"title":"users.txt <span style='color:#111;'> 237.94KB </span>","children":null,"spread":false},{"title":"pets_traning.txt <span style='color:#111;'> 30.90KB </span>","children":null,"spread":false},{"title":"pets_test.txt <span style='color:#111;'> 9.66KB </span>","children":null,"spread":false},{"title":"items.txt <span style='color:#111;'> 68.93KB </span>","children":null,"spread":false},{"title":"readme.txt <span style='color:#111;'> 272B </span>","children":null,"spread":false}],"spread":true},{"title":"homeservices","children":[{"title":"homeservices_test.txt <span style='color:#111;'> 17.16KB </span>","children":null,"spread":false},{"title":"ratings.txt <span style='color:#111;'> 70.79KB </span>","children":null,"spread":false},{"title":"homeservices_training.txt <span style='color:#111;'> 53.63KB </span>","children":null,"spread":false},{"title":"users.txt <span style='color:#111;'> 571.12KB </span>","children":null,"spread":false},{"title":"items.txt <span style='color:#111;'> 140.63KB </span>","children":null,"spread":false},{"title":"readme.txt <span style='color:#111;'> 908B </span>","children":null,"spread":false}],"spread":true},{"title":"hotelstravel","children":[{"title":"ratings.txt <span style='color:#111;'> 297.72KB </span>","children":null,"spread":false},{"title":"users.txt <span style='color:#111;'> 1.54MB </span>","children":null,"spread":false},{"title":"hotelstravel_traning.txt <span style='color:#111;'> 224.04KB </span>","children":null,"spread":false},{"title":"items.txt <span style='color:#111;'> 192.04KB </span>","children":null,"spread":false},{"title":"hotelstravel_test.txt <span style='color:#111;'> 73.68KB </span>","children":null,"spread":false},{"title":"readme.txt <span style='color:#111;'> 430B </span>","children":null,"spread":false}],"spread":true},{"title":"readme.txt <span style='color:#111;'> 991B </span>","children":null,"spread":false}],"spread":true}],"spread":true}]