# Dual Subgraph-Based Graph Neural Network for Friendship Prediction in Location-Based Social Networks

> Research article (ACM Transactions on Knowledge Discovery from Data, 2022) · cited 30× · AI/ML

**Wikidata**: [openalex:W4291972642](https://www.wikidata.org/wiki/openalex:W4291972642)  
**Source**: https://4ort.xyz/entity/dual-subgraph-based-graph-neural-network-for-friendship-prediction-in-location-based-social-networks