# Image classification: A hierarchical dictionary learning approach

> Research article (2017 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2017) · cited 13× · AI/ML

**Wikidata**: [openalex:W2663369718](https://www.wikidata.org/wiki/openalex:W2663369718)  
**Source**: https://4ort.xyz/entity/image-classification-a-hierarchical-dictionary-learning-approach