# Restricted Boltzmann machine: a non-linear substitute for PCA in spectral processing

> Research article (Astronomy and Astrophysics, 2015) · cited 20× · AI/ML

**Wikidata**: [openalex:W2022194624](https://www.wikidata.org/wiki/openalex:W2022194624)  
**Source**: https://4ort.xyz/entity/restricted-boltzmann-machine-a-non-linear-substitute-for-pca-in-spectral-processing