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MovieLens 1M

About this network

This bipartite network contains one million movie ratings from http://movielens.umn.edu/. Left nodes are users and right nodes are movies. An edge between a user and a movie shows that the user has rated the movie.

Network info

CodeM2
Category Rating
Data source http://www.grouplens.org/node/73
Vertex type User, movie
Edge type Rating
FormatBipartite: Edges connect two types of nodes Bipartite
Edge weightsRatings: Edges are ratings Ratings
Metadata Timestamps:  Edges are annotated with a timestamps Timestamps
Size15,786 = 9,746 + 6,040 vertices (users + movies)
Volume1,000,209 edges (ratings)
Average degree (overall)205.26 edges / vertex
Average user degree165.60 edges / vertex
Average movie degree269.89 edges / vertex
Fill0.044684 edges / vertex2
Maximum degree3,428 edges
Negativity43.5%
Wedge count602,009,923
Claw count226,612,176,337
Square count16,671,201,295
4-tour count135,780,401,238
Power law exponent (estimated) with dmin1.8010 (dmin = 60)
Gini coefficient53.3%
Relative edge distribution entropy93.1%
Assortativity–0.20544
Diameter6 edges
90-percentile effective diameter2.86 edges
Mean shortest path length2.52 edges
Spectral norm177.58
Algebraic connectivity0.0059406
Preferential attachment exponent0.96375 (ε = 2.8310)
Temporal distribution of the MovieLens 1M network
Temporal distribution
User degree distribution of the MovieLens 1M network
User degree distribution
Movie degree distribution of the MovieLens 1M network
Movie degree distribution
User degree distribution of the MovieLens 1M network
User degree distribution
Movie degree distribution of the MovieLens 1M network
Movie degree distribution
Left degree distribution of the MovieLens 1M network
Left degree distribution
Right degree distribution of the MovieLens 1M network
Right degree distribution
Degree distribution of the MovieLens 1M network
Degree distribution
User degree distribution of the MovieLens 1M network
User degree distribution
Movie degree distribution of the MovieLens 1M network
Movie degree distribution
Distance distribution of the MovieLens 1M network
Distance distribution
Distance distribution on a logistic scale of the MovieLens 1M network
Distance distribution on a logistic scale
Temporal distance distribution of the MovieLens 1M network
Temporal distance distribution
Top-k eigenvalues of L of the MovieLens 1M network
Top-k eigenvalues of L
Spectral distribution of the eigenvalues of A of the MovieLens 1M network
Spectral distribution of the eigenvalues of A
Spectral distribution of the eigenvalues of N of the MovieLens 1M network
Spectral distribution of the eigenvalues of N
Spectral distribution of the eigenvalues of L of the MovieLens 1M network
Spectral distribution of the eigenvalues of L
Cumulative spectral distribution of A of the MovieLens 1M network
Cumulative spectral distribution of A
Cumulative spectral distribution of N of the MovieLens 1M network
Cumulative spectral distribution of N
Cumulative spectral distribution of L of the MovieLens 1M network
Cumulative spectral distribution of L

Downloads

TSV file:downloadmovielens-1m.tar.bz2 (5.21 MiB)
Extraction code:downloadmovielens-1m.tar.bz2 (15.79 KiB)

References

[1] Movielens 1m network dataset -- KONECT, October 2016. [ http ]
[2] GroupLens Research. MovieLens data sets. http://www.grouplens.org/node/73, October 2006.

BibTeX