# HSPEI: A 1‐km spatial resolution SPEI dataset across the Chinese mainland from 2001 to 2022

> Research article (Geoscience Data Journal, 2024) · cited 16× · AI/ML

**Wikidata**: [openalex:W4403139419](https://www.wikidata.org/wiki/openalex:W4403139419)  
**Source**: https://4ort.xyz/entity/hspei-a-1km-spatial-resolution-spei-dataset-across-the-chinese-mainland-from-2001-to-2022