# Snapshot Imaging Spectrometer Based on Pixel-Level Filter Array (PFA)

> Research article (Sensors, 2021) · cited 13× · AI/ML

**Wikidata**: [openalex:W3151799912](https://www.wikidata.org/wiki/openalex:W3151799912)  
**Source**: https://4ort.xyz/entity/snapshot-imaging-spectrometer-based-on-pixel-level-filter-array-pfa