**Amazon (MDS)**

# Amazon (MDS)

## About this network

This is the co-purchase network of Amazon based on the "customers who bought this also bought" feature. Nodes are products and an undirected edge between two nodes shows that the corresponding products have been frequently bought together.

## Network info

Code | CA |

Category | ⬤ Misc |

Data source | http://snap.stanford.edu/data/com-Amazon.html |

Vertex type | Product |

Edge type | Co-purchase |

Format | Undirected |

Edge weights | Unweighted |

Size | 334,863 vertices (products) |

Volume | 925,872 edges (co-purchases) |

Average degree | 5.5299 edges / vertex |

Fill | 1.6514 × 10^{–5} edges / vertex^{2} |

Maximum degree | 549 edges |

Size of LCC | 334,863 vertices (network is connected) |

Wedge count | 9,752,186 |

Claw count | 142,823,893 |

Triangle count | 667,129 |

Square count | 3,125,323 |

4-tour count | 65,863,072 |

Power law exponent (estimated) with d_{min} | 3.5810 (d_{min} = 22) |

Gini coefficient | 38.6% |

Relative edge distribution entropy | 97.7% |

Assortativity | –0.058820 |

Clustering coefficient | 20.5% |

Diameter | 47 edges |

90-percentile effective diameter | 14.85 edges |

Mean shortest path length | 11.73 edges |

Spectral norm | 23.976 |

## Downloads

TSV file: | com-amazon.tar.bz2 (3.74 MiB) |

Extraction code: | snap.tar.bz2 (20.04 KiB) |