Research Article
Impact of DEM Resolution and Spatial Scale: Analysis of Influence Factors and Parameters on Physically Based Distributed Model
Table 2
Statistics information of influence factors.
| | Name | Resolution and threshold | Station number (controlled area/km2) | Slope/° | Total grids in stream links (area channel ratio) | /km | / | /km | / |
| | Luanchuan | 25060 | 2 (170) | 12.09 | 429 (0.81) | 428.64 | 0.185 | 39.78 | 0.0140 | | 50015 | 8.56 | 199 (1.72) | 422.87 | 0.167 | 36.46 | 0.0149 | | 10007.5 | 6.33 | 65 (5.25) | 634.82 | 0.124 | 29.64 | 0.0145 | | 100035 | 6.33 | 28 (12.2) | 1289.79 | 0.153 | 27.75 | 0.0141 |
| | Tantou | 100035 | 6 (307) | 5.98 | 179 (10.3) | 7515.33 | 0.215 | 76.25 | 0.0155 |
| | Dongwan | 100035 | 8 (321) | 5.67 | 257 (10.0) | 11010.55 | 0.245 | 109.31 | 0.0158 |
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