NetworkX is a Python library for constructing and analyzing graphs. In fraud detection, graphs connect users, accounts, devices, and transactions to expose coordinated activity that transaction-by-transaction analysis can miss. section 9.0 section 9.3
A transaction-graph workflow can:
- Construct a graph from tabular e-commerce transaction data. section 9.3
- Explore the graph and apply community detection to identify potentially suspicious clusters. section 9.3

