# Cramér–Rao Bounds for Complex-Valued Independent Component Extraction: Determined and Piecewise Determined Mixing Models

> Research article (IEEE Transactions on Signal Processing, 2020) · cited 16× · AI/ML

**Wikidata**: [openalex:W2964056412](https://www.wikidata.org/wiki/openalex:W2964056412)  
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