# Underdetermined Blind Source Separation Based on Source Number Estimation and Improved Sparse Component Analysis

> Research article (Circuits Systems and Signal Processing, 2021) · cited 15× · AI/ML

**Wikidata**: [openalex:W3120972111](https://www.wikidata.org/wiki/openalex:W3120972111)  
**Source**: https://4ort.xyz/entity/underdetermined-blind-source-separation-based-on-source-number-estimation-and-improved-sparse-component-analysis