# An Improved Method Combining ANN and 1D-Var for the Retrieval of Atmospheric Temperature Profiles from FY-4A/GIIRS Hyperspectral Data

> Research article (Remote Sensing, 2021) · cited 24× · AI/ML

**Wikidata**: [openalex:W3127888577](https://www.wikidata.org/wiki/openalex:W3127888577)  
**Source**: https://4ort.xyz/entity/an-improved-method-combining-ann-and-1d-var-for-the-retrieval-of-atmospheric-temperature-profiles-from-fy-4a-giirs-hyper