# Deep Learning and Improved HMM Training Algorithm and Its Analysis in Facial Expression Recognition of Sports Athletes

> Research article (Computational Intelligence and Neuroscience, 2022) · cited 12× · AI/ML

**Wikidata**: [openalex:W4205510620](https://www.wikidata.org/wiki/openalex:W4205510620)  
**Source**: https://4ort.xyz/entity/deep-learning-and-improved-hmm-training-algorithm-and-its-analysis-in-facial-expression-recognition-of-sports-athletes