# HHSKT: A learner–question interactions based heterogeneous graph neural network model for knowledge tracing

> Research article (Expert Systems with Applications, 2022) · cited 38× · AI/ML

**Wikidata**: [openalex:W4309835971](https://www.wikidata.org/wiki/openalex:W4309835971)  
**Source**: https://4ort.xyz/entity/hhskt-a-learnerquestion-interactions-based-heterogeneous-graph-neural-network-model-for-knowledge-tracing