# Accuracy enhancement of GPS time series using principal component analysis and block spatial filtering

> Research article (Advances in Space Research, 2015) · cited 80× · AI/ML

**Wikidata**: [openalex:W2018308820](https://www.wikidata.org/wiki/openalex:W2018308820)  
**Source**: https://4ort.xyz/entity/accuracy-enhancement-of-gps-time-series-using-principal-component-analysis-and-block-spatial-filtering