# Improvement of the visibility of concealed features in artwork NIR reflectograms by information separation

> Research article (Digital Signal Processing, 2016) · cited 14× · AI/ML

**Wikidata**: [openalex:W2523117346](https://www.wikidata.org/wiki/openalex:W2523117346)  
**Source**: https://4ort.xyz/entity/improvement-of-the-visibility-of-concealed-features-in-artwork-nir-reflectograms-by-information-separation