# Sparse representation over learned dictionary for symbol recognition

> Research article (Signal Processing, 2016) · cited 12× · AI/ML

**Wikidata**: [openalex:W2239232501](https://www.wikidata.org/wiki/openalex:W2239232501)  
**Source**: https://4ort.xyz/entity/sparse-representation-over-learned-dictionary-for-symbol-recognition