# WATouCH: Enabling Direct Input on Non-touchscreen Using Smartwatch's Photoplethysmogram and IMU Sensor Fusion

> Research article (Proceedings of the 2020 CHI Conference on Human Factors in Computing Systems, 2020) · cited 11× · AI/ML

**Wikidata**: [openalex:W3032336428](https://www.wikidata.org/wiki/openalex:W3032336428)  
**Source**: https://4ort.xyz/entity/watouch-enabling-direct-input-on-non-touchscreen-using-smartwatch-s-photoplethysmogram-and-imu-sensor-fusion