# Performance improvement of on-chip mid-infrared waveguide methane sensor using wavelet denoising and Savitzky-Golay filtering

> Research article (Infrared Physics & Technology, 2022) · cited 20× · AI/ML

**Wikidata**: [openalex:W4309777866](https://www.wikidata.org/wiki/openalex:W4309777866)  
**Source**: https://4ort.xyz/entity/performance-improvement-of-on-chip-mid-infrared-waveguide-methane-sensor-using-wavelet-denoising-and-savitzky-golay-filt