konect logo
KONECT
KONECT > Networks > BookCrossing (implicit)

BookCrossing (implicit)

About this network

This network contains information about books read by members of the BookCrossing community. Nodes of the network are users and books, and an edge denotes that a user has interacted with a book.

Network info

CodeBX
Category Rating
Date of origin2004-08-01 – 2004-09-01
Data source http://www.informatik.uni-freiburg.de/~cziegler/BX/
Vertex type User, book
Edge type Rating
FormatBipartite: Edges connect two types of nodes Bipartite
Edge weightsUnweighted: Simple edges Unweighted
Size551,079 = 445,801 + 105,278 vertices (users + books)
Volume1,149,739 edges (ratings)
Average degree (overall)5.1581 edges / vertex
Average user degree10.921 edges / vertex
Average book degree3.3764 edges / vertex
Fill3.2071 × 10–5 edges / vertex2
Maximum degree13,601 edges
Wedge count465,125,366
Claw count751,050,106,734
Square count93,843,300
4-tour count2,613,565,786
Power law exponent (estimated) with dmin2.0510 (dmin = 8)
Gini coefficient75.2%
Relative edge distribution entropy85.5%
Assortativity–0.057575
Diameter19 edges
90-percentile effective diameter5.78 edges
Mean shortest path length4.82 edges
Spectral norm147.96
Algebraic connectivity0.010442
User degree distribution of the BookCrossing (implicit) network
User degree distribution
Book degree distribution of the BookCrossing (implicit) network
Book degree distribution
User degree distribution of the BookCrossing (implicit) network
User degree distribution
Book degree distribution of the BookCrossing (implicit) network
Book degree distribution
Left degree distribution of the BookCrossing (implicit) network
Left degree distribution
Degree distribution of the BookCrossing (implicit) network
Degree distribution
User degree distribution of the BookCrossing (implicit) network
User degree distribution
Book degree distribution of the BookCrossing (implicit) network
Book degree distribution
Distance distribution of the BookCrossing (implicit) network
Distance distribution
Distance distribution on a logistic scale of the BookCrossing (implicit) network
Distance distribution on a logistic scale
Top-k eigenvalues of L of the BookCrossing (implicit) network
Top-k eigenvalues of L
Spectral distribution of the eigenvalues of A of the BookCrossing (implicit) network
Spectral distribution of the eigenvalues of A
Spectral distribution of the eigenvalues of N of the BookCrossing (implicit) network
Spectral distribution of the eigenvalues of N
Spectral distribution of the eigenvalues of L of the BookCrossing (implicit) network
Spectral distribution of the eigenvalues of L
Cumulative spectral distribution of A of the BookCrossing (implicit) network
Cumulative spectral distribution of A
Cumulative spectral distribution of N of the BookCrossing (implicit) network
Cumulative spectral distribution of N
Cumulative spectral distribution of L of the BookCrossing (implicit) network
Cumulative spectral distribution of L

Downloads

TSV file:downloadbookcrossing_full-rating.tar.bz2 (3.94 MiB)
Extraction code:downloadbookcrossing.tar.bz2 (14.96 KiB)

References

[1] Bookcrossing (implicit) network dataset -- KONECT, October 2016. [ http ]
[2] Cai-Nicolas Ziegler, Sean M. McNee, Joseph A. Konstan, and Georg Lausen. Improving recommendation lists through topic diversification. In Proc. Int. World Wide Web Conf., pages 22--32, 2005.

BibTeX