# Gap Filling Cloudy Sentinel-2 NDVI and NDWI Pixels with Multi-Frequency Denoised C-Band and L-Band Synthetic Aperture Radar (SAR), Texture, and Shallow Learning Techniques

> Research article (Remote Sensing, 2022) · cited 21× · AI/ML

**Wikidata**: [openalex:W4293660924](https://www.wikidata.org/wiki/openalex:W4293660924)  
**Source**: https://4ort.xyz/entity/gap-filling-cloudy-sentinel-2-ndvi-and-ndwi-pixels-with-multi-frequency-denoised-c-band-and-l-band-synthetic-aperture-ra