# Object-based change detection using semivariogram indices derived from NDVI images: The environmental disaster in Mariana, Brazil

> Research article (Ciência e Agrotecnologia, 2017) · cited 11× · AI/ML

**Wikidata**: [openalex:W2768449858](https://www.wikidata.org/wiki/openalex:W2768449858)  
**Source**: https://4ort.xyz/entity/object-based-change-detection-using-semivariogram-indices-derived-from-ndvi-images-the-environmental-disaster-in-mariana