# Efficient sparse representation method for wideband DOA estimation using focusing operation

> Research article (IET Radar Sonar & Navigation, 2017) · cited 13× · AI/ML

**Wikidata**: [openalex:W2742879986](https://www.wikidata.org/wiki/openalex:W2742879986)  
**Source**: https://4ort.xyz/entity/efficient-sparse-representation-method-for-wideband-doa-estimation-using-focusing-operation