# Information gain ratio-based subfeature grouping empowers particle swarm optimization for feature selection

> Research article (Knowledge-Based Systems, 2024) · cited 62× · AI/ML

**Wikidata**: [openalex:W4390674547](https://www.wikidata.org/wiki/openalex:W4390674547)  
**Source**: https://4ort.xyz/entity/information-gain-ratio-based-subfeature-grouping-empowers-particle-swarm-optimization-for-feature-selection