# New approach to the identification of the easy expression recognition system by robust techniques (SIFT, PCA-SIFT, ASIFT and SURF)

> Research article (TELKOMNIKA (Telecommunication Computing Electronics and Control), 2020) · cited 17× · AI/ML

**Wikidata**: [openalex:W3003966509](https://www.wikidata.org/wiki/openalex:W3003966509)  
**Source**: https://4ort.xyz/entity/new-approach-to-the-identification-of-the-easy-expression-recognition-system-by-robust-techniques-sift-pca-sift-asift-an