# Novel principal component analysis‐based feature selection mechanism for classroom sound classification

> Research article (Computational Intelligence, 2021) · cited 14× · AI/ML

**Wikidata**: [openalex:W3168153778](https://www.wikidata.org/wiki/openalex:W3168153778)  
**Source**: https://4ort.xyz/entity/novel-principal-component-analysisbased-feature-selection-mechanism-for-classroom-sound-classification