# GAT-COBO: Cost-Sensitive Graph Neural Network for Telecom Fraud Detection

> Research article (IEEE Transactions on Big Data, 2024) · cited 33× · AI/ML

**Wikidata**: [openalex:W4390738572](https://www.wikidata.org/wiki/openalex:W4390738572)  
**Source**: https://4ort.xyz/entity/gat-cobo-cost-sensitive-graph-neural-network-for-telecom-fraud-detection