# AO-Finger: Hands-free Fine-grained Finger Gesture Recognition via Acoustic-Optic Sensor Fusing

> Research article (Proceedings of the 2023 CHI Conference on Human Factors in Computing Systems, 2023) · cited 24× · AI/ML

**Wikidata**: [openalex:W4366548899](https://www.wikidata.org/wiki/openalex:W4366548899)  
**Source**: https://4ort.xyz/entity/ao-finger-hands-free-fine-grained-finger-gesture-recognition-via-acoustic-optic-sensor-fusing