# Modeling missing data in knowledge space theory.

> Research article (Psychological Methods, 2015) · cited 27× · AI/ML

**Wikidata**: [openalex:W2410652950](https://www.wikidata.org/wiki/openalex:W2410652950)  
**Source**: https://4ort.xyz/entity/modeling-missing-data-in-knowledge-space-theory