# Continuous Decimeter-Level Positioning in Urban Environments Using Multi-Frequency GPS/BDS/Galileo PPP/INS Tightly Coupled Integration

> Research article (Remote Sensing, 2023) · cited 12× · AI/ML

**Wikidata**: [openalex:W4366595797](https://www.wikidata.org/wiki/openalex:W4366595797)  
**Source**: https://4ort.xyz/entity/continuous-decimeter-level-positioning-in-urban-environments-using-multi-frequency-gps-bds-galileo-ppp-ins-tightly-coupl