MovieLens - Revision history

Zeno Gantner: /* MovieLens 100k */

2013-03-19T10:57:41Z

MovieLens 100k

2013-03-19T10:57:15Z

Details

2013-01-28T07:34:36Z

MovieLens 100k

2013-01-28T07:30:15Z

dataset details

2011-09-26T08:48:18Z

2011-06-07T08:38:08Z

2011-06-06T13:41:15Z

2011-02-27T22:28:06Z

External links: link fix

2011-02-27T22:27:50Z

External Links

2011-02-10T18:34:58Z

← Older revision		Revision as of 10:57, 19 March 2013
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	The rating file is tab-separated. The other data files are separated by vertical bars (<code>\|</code>).		The rating file is tab-separated. The other data files are separated by vertical bars (<code>\|</code>).
−
−	~~For each user, there is some demographic information (gender, occupation, age, zip code).~~

	''See also: [[MovieLens 100k benchmark results]]''		''See also: [[MovieLens 100k benchmark results]]''

@@ Line 22: / Line 22: @@
 In the following, we focus on the differences between the 3 variants.
-==== MovieLens 100k ====
+{|
 The smallest dataset contains one [[split]] for 5-fold [[cross-validation]],
-and two splits with 10 exactly 10 ratings per user, where the test sets are disjoint.
+and two splits with exactly 10 ratings per user, where the test sets are disjoint.
 It was collected from September 19th, 1997 to April 22nd, 1998.
 The rating file is tab-separated. The other data files are separated by vertical bars (<code>|</code>).
 ''See also: [[MovieLens 100k benchmark results]]''
-==== MovieLens 1M ====
+==== [[MovieLens 1M]] ====
 This dataset contains ratings by users who joined the platform in the year 2000.
 All files are separated by double colons (<code>::</code>).
-==== MovieLens 10M ====
+==== [[MovieLens 10M]] ====
 The largest MovieLens dataset contains scripts for generating the same splits as the ones for the 100k variant.
-Additionally, there is file with tagging events.
+Additionally, there is a file with tagging events.
 The file format is identical to MovieLens 1M.
 == Literature ==

← Older revision		Revision as of 07:34, 28 January 2013
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	The rating file is tab-separated. The other data files are separated by vertical bars (<code>\|</code>).		The rating file is tab-separated. The other data files are separated by vertical bars (<code>\|</code>).
		+
		+	''See also: [[MovieLens 100k benchmark results]]''

	==== MovieLens 1M ====		==== MovieLens 1M ====

@@ Line 1: / Line 1: @@
 '''MovieLens''' is a recommender system and virtual community website that recommends films based on user-provided [[ratings]].
-Three different datasets contained from the MovieLens system have been released by the [[GroupLens]] research group:
+== Datasets ==
 # MovieLens 100k, containing 100,000 ratings
 # MovieLens 1M, containing about 1,000,000 ratings
@@ Line 10: / Line 11: @@
 * movie release dates and genres
 * user age, gender, postal code, and occupation (not for MovieLens 10M)
 == External links ==

@@ Line 17: / Line 17: @@
 * http://www.imdb.com/interfaces#plain
-[[Category: Datasets]]
+[[Category: Dataset]]
 [[Category: Movie recommendation]]

← Older revision		Revision as of 08:38, 7 June 2011
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	[[Category: Datasets]]		[[Category: Datasets]]
−	[[Category: Movie ~~Recommendation~~]]	+	[[Category: Movie recommendation]]

@@ Line 1: / Line 1: @@
-MovieLens is a recommender system and virtual community website that recommends films.
+'''MovieLens''' is a recommender system and virtual community website that recommends films based on user-provided [[ratings]].
-The dataset contained in MovieLens is released through the [[GroupLens]] research group.
 == External links ==
@@ Line 6: / Line 15: @@
 * [http://www.grouplens.org/node/73 MovieLens datasets]
 * [[Wikipedia: MovieLens]]
-[[Category:Datasets]]
+[[Category: Datasets]]
 [[Category: Movie Recommendation]]

@@ Line 3: / Line 3: @@
 ==External Links==
-*[http://www.movielens.org| m o v i e l e n s]
+*[http://www.movielens.org m o v i e l e n s]
 [[Category:Datasets]]
 [[Category: Movie Recommendation]]