# Denoising and Features Extraction of ECG Signals in State Space Using Unbiased FIR Smoothing

> Research article (IEEE Access, 2019) · cited 33× · AI/ML

**Wikidata**: [openalex:W2981120211](https://www.wikidata.org/wiki/openalex:W2981120211)  
**Source**: https://4ort.xyz/entity/denoising-and-features-extraction-of-ecg-signals-in-state-space-using-unbiased-fir-smoothing