The Walmart-Trips network is made up of products (nodes), groups of products purchased during a single shopping trip (hyperedges). Hyperedges are categorized by 44 unique "trip types", as classified by Walmart in a Kaggle competition. Some summary statistics of the network are:

• number of nodes: 88,837
• number of hyperedges: 65,898
• number of edge label categories: 44
• rank of hypergraph (maximum hyperedge size): 25

Data files:

• cat-edge-Walmart-Trips.zip

If you use this data, please cite the following paper:

• Clustering in graphs and hypergraphs with categorical edge labels.
  Ilya Amburg, Nate Veldt, and Austin R. Benson.
  Proceedings of the Web Conference (WWW), 2020.
  [bibtex]