# Flood Proxy Mapping with Normalized Difference Sigma-Naught Index and Shannon’s Entropy

> Research article (Remote Sensing, 2020) · cited 24× · AI/ML

**Wikidata**: [openalex:W3020304821](https://www.wikidata.org/wiki/openalex:W3020304821)  
**Source**: https://4ort.xyz/entity/flood-proxy-mapping-with-normalized-difference-sigma-naught-index-and-shannons-entropy