# An adaptive Kalman filter based on variance component estimation for a real-time ZTD solution

> Research article (Acta Geodaetica et Geophysica, 2019) · cited 13× · AI/ML

**Wikidata**: [openalex:W2912334697](https://www.wikidata.org/wiki/openalex:W2912334697)  
**Source**: https://4ort.xyz/entity/an-adaptive-kalman-filter-based-on-variance-component-estimation-for-a-real-time-ztd-solution