Impact of DEM Resolution and Spatial Scale: Analysis of Influence Factors and Parameters on Physically Based Distributed Model
Table 1
Information and statistics of the nested catchments.
Name
DEM resolution
Channel threshold
Area (km2) (ArcGIS)
Total grids
Water systems numbers
Luanchuan
250
60
347.25
5556
53
500
15
342.75
1371
44
1000
35
341
341
6
1000
7.5
341
341
27
Tantou
1000
35
1839
1839
31
Dongwan
1000
35
2569
2569
40
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