Matrix: SNAP/amazon0505
Description: Amazon product co-purchasing network from May 5 2003
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|
| (bipartite graph drawing) | (graph drawing of A+A') |
 |
| Matrix properties | |
| number of rows | 410,236 |
| number of columns | 410,236 |
| nonzeros | 3,356,824 |
| # strongly connected comp. | 13,928 |
| explicit zero entries | 0 |
| nonzero pattern symmetry | 55% |
| numeric value symmetry | 55% |
| type | binary |
| structure | unsymmetric |
| Cholesky candidate? | no |
| positive definite? | no |
| author | J. Leskovec, L. Adamic and B. Adamic |
| editor | J. Leskovec |
| date | 2003 |
| kind | directed graph |
| 2D/3D problem? | no |
Notes:
Networks from SNAP (Stanford Network Analysis Platform) Network Data Sets,
Jure Leskovec http://snap.stanford.edu/data/index.html
email jure at cs.stanford.edu
Amazon product co-purchasing network, May 05 2003
Dataset information
Network was collected by crawling Amazon website. It is based on Customers Who
Bought This Item Also Bought feature of the Amazon website. If a product i is
frequently co-purchased with product j, the graph contains a directed edge from
i to j.
The data was collected in May 05 2003.
Dataset statistics
Nodes 410236
Edges 3356824
Nodes in largest WCC 410236 (1.000)
Edges in largest WCC 3356824 (1.000)
Nodes in largest SCC 390304 (0.951)
Edges in largest SCC 3255816 (0.970)
Average clustering coefficient 0.4156
Number of triangles 3951063
Fraction of closed triangles 0.1623
Diameter (longest shortest path) 21
90-percentile effective diameter 7.6
Source (citation)
J. Leskovec, L. Adamic and B. Adamic. The Dynamics of Viral Marketing. ACM
Transactions on the Web (ACM TWEB), 1(1), 2007.
Files
File Description
amazon0505.txt.gz Amazon product co-purchaisng network from May 05 2003
For a description of the statistics displayed above, click here.
Maintained by Tim Davis, last updated 12-Mar-2014.
Matrix pictures by cspy, a MATLAB function in the CSparse package.
Matrix graphs by Yifan Hu, AT&T Labs Visualization Group.