# Optimal spectral index and threshold applied to Sentinel-2 data for extracting impervious surface: Verification across latitudes, growing seasons, approaches, and comparison to global datasets

> Research article (International Journal of Applied Earth Observation and Geoinformation, 2023) · cited 14× · AI/ML

**Wikidata**: [openalex:W4386314806](https://www.wikidata.org/wiki/openalex:W4386314806)  
**Source**: https://4ort.xyz/entity/optimal-spectral-index-and-threshold-applied-to-sentinel-2-data-for-extracting-impervious-surface-verification-across-la