Select "Data Preparation->Terrain Positions->Headwater". Specify the input file and the output file.
Output: Headwater
The origin of a river.
Flow Direction File
The flow direction data generated by "Flow Direction" modular in "Data Preparation".
Ordered Stream File
The ordered stream data of the area, which can be generated by "Streamline" modular in "Data Preparation".
Platform Curvature File
The terrain partition data generated by "Surface Derivatives" modular in "Data Preparation".
Profile Curvature File
The profile curvature data generated by "Surface Derivatives" modular in "Data Preparation".
Flow Accumulation File
The upper drainage area data of the area.
Stream order
The order of the streamlines to exact the headwater.
Platform weight
The weight of planform curvature in an integrated curvature index.
Profile weight
The weight of profile curvature in an integrated curvature index.
Up-search range
The number of iterations when searching upward.
Down-search range
The number of iterations when searching downward.