# Combining feature extraction and expansion to improve classification based similarity learning

> Research article (Pattern Recognition Letters, 2016) · cited 14× · AI/ML

**Wikidata**: [openalex:W2556353321](https://www.wikidata.org/wiki/openalex:W2556353321)  
**Source**: https://4ort.xyz/entity/combining-feature-extraction-and-expansion-to-improve-classification-based-similarity-learning