# A Magnitude and Angle Combined Optical Flow Feature for Microexpression Spotting

> Research article (IEEE Multimedia, 2021) · cited 18× · AI/ML

**Wikidata**: [openalex:W3132823167](https://www.wikidata.org/wiki/openalex:W3132823167)  
**Source**: https://4ort.xyz/entity/a-magnitude-and-angle-combined-optical-flow-feature-for-microexpression-spotting