# GNSS water vapor tomography based on Kalman filter with optimized noise covariance

> Research article (GPS Solutions, 2023) · cited 16× · AI/ML

**Wikidata**: [openalex:W4385900396](https://www.wikidata.org/wiki/openalex:W4385900396)  
**Source**: https://4ort.xyz/entity/gnss-water-vapor-tomography-based-on-kalman-filter-with-optimized-noise-covariance