# Deep Learning Pipeline for Spotting Macro- and Micro-expressions in Long Video Sequences Based on Action Units and Optical Flow

> Research article (Pattern Recognition Letters, 2022) · cited 24× · AI/ML

**Wikidata**: [openalex:W4311143217](https://www.wikidata.org/wiki/openalex:W4311143217)  
**Source**: https://4ort.xyz/entity/deep-learning-pipeline-for-spotting-macro-and-micro-expressions-in-long-video-sequences-based-on-action-units-and-optica