SAGA 9.4.2 | Tool Library Documentation

Vector Ruggedness Measure (VRM)


Description

Vector Ruggedness Measure (VRM)


References


Parameters

 NameTypeIdentifierDescriptionConstraints
InputElevationgrid, inputDEM--
OutputVector Terrain Ruggedness (VRM)grid, outputVRM--
OptionsGrid Systemgrid systemPARAMETERS_GRID_SYSTEM--
Search ModechoiceMODE-Available Choices: [0] Square [1] Circle Default: 1
Search Radiusinteger numberRADIUSradius in cellsMinimum: 1 Default: 1
Weighting FunctionchoiceDW_WEIGHTING-Available Choices: [0] no distance weighting [1] inverse distance to a power [2] exponential [3] gaussian Default: 0
Powerfloating point numberDW_IDW_POWER-Minimum: 0.000000 Default: 2.000000
Bandwidthfloating point numberDW_BANDWIDTHBandwidth for exponential and Gaussian weightingMinimum: 0.000000 Default: 75.000000

Command Line


Usage: saga_cmd ta_morphometry 17 [-DEM ] [-VRM ] [-MODE ] [-RADIUS ] [-DW_WEIGHTING ] [-DW_IDW_POWER ] [-DW_BANDWIDTH ]
  -DEM:            	Elevation
	grid, input
  -VRM:            	Vector Terrain Ruggedness (VRM)
	grid, output
  -MODE:           	Search Mode
	choice
	Available Choices:
	[0] Square
	[1] Circle
	Default: 1
  -RADIUS:         	Search Radius
	integer number
	Minimum: 1
	Default: 1
  -DW_WEIGHTING:   	Weighting Function
	choice
	Available Choices:
	[0] no distance weighting
	[1] inverse distance to a power
	[2] exponential
	[3] gaussian
	Default: 0
  -DW_IDW_POWER:	Power
	floating point number
	Minimum: 0.000000
	Default: 2.000000
  -DW_BANDWIDTH:	Bandwidth
	floating point number
	Minimum: 0.000000
	Default: 75.000000