# QLens: Visual Analytics of MUlti-step Problem-solving Behaviors for Improving Question Design

> Research article (IEEE Transactions on Visualization and Computer Graphics, 2020) · cited 21× · AI/ML

**Wikidata**: [openalex:W3092024845](https://www.wikidata.org/wiki/openalex:W3092024845)  
**Source**: https://4ort.xyz/entity/qlens-visual-analytics-of-multi-step-problem-solving-behaviors-for-improving-question-design