# Multi-resolution dictionary learning method based on sample expansion and its application in face recognition

> Research article (Signal Image and Video Processing, 2020) · cited 11× · AI/ML

**Wikidata**: [openalex:W3045804683](https://www.wikidata.org/wiki/openalex:W3045804683)  
**Source**: https://4ort.xyz/entity/multi-resolution-dictionary-learning-method-based-on-sample-expansion-and-its-application-in-face-recognition