# A Polytomous Model of Cognitive Diagnostic Assessment for Graded Data

> Research article (International Journal of Testing, 2017) · cited 19× · AI/ML

**Wikidata**: [openalex:W2774666699](https://www.wikidata.org/wiki/openalex:W2774666699)  
**Source**: https://4ort.xyz/entity/a-polytomous-model-of-cognitive-diagnostic-assessment-for-graded-data