# Efficient depth recovering method free from projector errors by use of pixel cross-ratio invariance in fringe projection profilometry

> Research article (Applied Optics, 2020) · cited 14× · AI/ML

**Wikidata**: [openalex:W2998559669](https://www.wikidata.org/wiki/openalex:W2998559669)  
**Source**: https://4ort.xyz/entity/efficient-depth-recovering-method-free-from-projector-errors-by-use-of-pixel-cross-ratio-invariance-in-fringe-projection