Matrix: SNAP/amazon0302
Description: Amazon product co-purchasing network from March 2 2003
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|
| (bipartite graph drawing) | (graph drawing of A+A') |
 |
| Matrix properties | |
| number of rows | 262,111 |
| number of columns | 262,111 |
| nonzeros | 1,234,877 |
| # strongly connected comp. | 6,594 |
| explicit zero entries | 0 |
| nonzero pattern symmetry | 54% |
| numeric value symmetry | 54% |
| 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, March 02 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 March 02 2003.
Dataset statistics
Nodes 262111
Edges 1234877
Nodes in largest WCC 262111 (1.000)
Edges in largest WCC 1234877 (1.000)
Nodes in largest SCC 241761 (0.922)
Edges in largest SCC 1131217 (0.916)
Average clustering coefficient 0.4240
Number of triangles 717719
Fraction of closed triangles 0.2361
Diameter (longest shortest path) 29
90-percentile effective diameter 11
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
amazon0302.txt.gz Amazon product co-purchasing network from March 02 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.