# A Novel Progressive Gaussian Approximate Filter for Tightly Coupled GNSS/INS Integration

> Research article (IEEE Transactions on Instrumentation and Measurement, 2019) · cited 42× · AI/ML

**Wikidata**: [openalex:W2965584840](https://www.wikidata.org/wiki/openalex:W2965584840)  
**Source**: https://4ort.xyz/entity/a-novel-progressive-gaussian-approximate-filter-for-tightly-coupled-gnss-ins-integration