# Simultaneous estimation of unwrapped phase and phase derivative from a closed fringe pattern

> Research article (Optics and Lasers in Engineering, 2016) · cited 12× · AI/ML

**Wikidata**: [openalex:W2327522066](https://www.wikidata.org/wiki/openalex:W2327522066)  
**Source**: https://4ort.xyz/entity/simultaneous-estimation-of-unwrapped-phase-and-phase-derivative-from-a-closed-fringe-pattern