Table 1 Integrated datasets and preprocessing workflow.
Data Type | Resolution | Tempora Coverage | Key Variables | Preprocessing Method |
|---|---|---|---|---|
CN05.1 | 0.25° | 1961–2022 | Precipitation (Pre), Tm/Tmax/Tmin | Spatiotemporal Kriging with elevation covariate |
SRTM DEM | 90 m | 2000 | Elevation, slope, aspect | Bilinear resampling to 0.25° grid |