# Grammatical facial expression recognition in sign language discourse: a study at the syntax level

> Research article (Information Systems Frontiers, 2017) · cited 25× · AI/ML

**Wikidata**: [openalex:W2619137946](https://www.wikidata.org/wiki/openalex:W2619137946)  
**Source**: https://4ort.xyz/entity/grammatical-facial-expression-recognition-in-sign-language-discourse-a-study-at-the-syntax-level