# A Switching-Based Variable Step-Size PNLMS Adaptive Filter for Sparse System Identification

> Research article (Circuits Systems and Signal Processing, 2023) · cited 20× · AI/ML

**Wikidata**: [openalex:W4386245514](https://www.wikidata.org/wiki/openalex:W4386245514)  
**Source**: https://4ort.xyz/entity/a-switching-based-variable-step-size-pnlms-adaptive-filter-for-sparse-system-identification