# Optimization and Validation of Hyperspectral Estimation Capability of Cotton Leaf Nitrogen Based on SPA and RF

> Research article (Remote Sensing, 2022) · cited 23× · AI/ML

**Wikidata**: [openalex:W4306673740](https://www.wikidata.org/wiki/openalex:W4306673740)  
**Source**: https://4ort.xyz/entity/optimization-and-validation-of-hyperspectral-estimation-capability-of-cotton-leaf-nitrogen-based-on-spa-and-rf