# A spectral characteristic analysis method for distinguishing heavy metal pollution in crops: VMD-PCA-SVM

> Research article (Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy, 2021) · cited 38× · AI/ML

**Wikidata**: [openalex:W3138219086](https://www.wikidata.org/wiki/openalex:W3138219086)  
**Source**: https://4ort.xyz/entity/a-spectral-characteristic-analysis-method-for-distinguishing-heavy-metal-pollution-in-crops-vmd-pca-svm