# An Enhanced Emotion Recognition Algorithm Using Pitch Correlogram, Deep Sparse Matrix Representation and Random Forest Classifier

> Research article (IEEE Access, 2021) · cited 13× · AI/ML

**Wikidata**: [openalex:W3166064470](https://www.wikidata.org/wiki/openalex:W3166064470)  
**Source**: https://4ort.xyz/entity/an-enhanced-emotion-recognition-algorithm-using-pitch-correlogram-deep-sparse-matrix-representation-and-random-forest-cl