| Data sources | Feature representation | Feature name |
| Tianmu-1 | SR_Corr | Corrected Surface Reflectivity |
| Angle | Incidence Angle | |
| DDMA | Mean of DDM | |
| Peak | Peak of DDM | |
| SNR | Signal-to-Noise Ratio | |
| ROW | Row of DDM Peak | |
| COL | Column of DDM Peak | |
| Time | Satellite Observation Time | |
| Lon | Longitude | |
| Lat | Latitude | |
| SMAP | VOD | Vegetation Optical Depth |
| VWC | Surface Water Content | |
| Tem | Surface Temperature | |
| Rough | Surface Roughness | |
| Bulk | Soil Bulk Density | |
| Clay | Soil Clay Fraction | |
| HWSD2.0 | Sand | Soil Sand Fraction |