SAGA-GIS Tool Library Documentation (v7.8.2)

Tool Random Field

Create a grid with pseudo-random numbers as grid cell values.

Parameters

 NameTypeIdentifierDescriptionConstraints
InputTarget System (*)Grid, input, optional, CMDTARGET_TEMPLATEuse this grid's system for output grids-
OutputRandom FieldGrid, outputOUT_GRID--
OptionsMethodChoiceMETHOD-Available Choices:
[0] Uniform
[1] Gaussian
Default: 1
RangeValue rangeRANGE--
Arithmetic MeanFloating pointMEAN-Default: 0.000000
Standard DeviationFloating pointSTDDEV-Minimum: 0.000000
Default: 1.000000
Target Grid SystemChoiceTARGET_DEFINITION-Available Choices:
[0] user defined
[1] grid or grid system
Default: 0
CellsizeFloating pointTARGET_USER_SIZE-Minimum: 0.000000
Default: 1.000000
WestFloating pointTARGET_USER_XMIN-Default: 0.000000
EastFloating pointTARGET_USER_XMAX-Default: 100.000000
SouthFloating pointTARGET_USER_YMIN-Default: 0.000000
NorthFloating pointTARGET_USER_YMAX-Default: 100.000000
ColumnsIntegerTARGET_USER_COLSNumber of cells in East-West direction.Minimum: 1
Default: 100
RowsIntegerTARGET_USER_ROWSNumber of cells in North-South direction.Minimum: 1
Default: 100
FitChoiceTARGET_USER_FITS-Available Choices:
[0] nodes
[1] cells
Default: 0
Grid SystemGrid systemTARGET_SYSTEM--
(*) optional

Command-line

Usage: saga_cmd grid_calculus 7 [-METHOD <str>] [-RANGE_MIN <double>] [-RANGE_MAX <double>] [-MEAN <double>] [-STDDEV <double>] [-TARGET_DEFINITION <str>] [-TARGET_USER_SIZE <double>] [-TARGET_USER_XMIN <double>] [-TARGET_USER_XMAX <double>] [-TARGET_USER_YMIN <double>] [-TARGET_USER_YMAX <double>] [-TARGET_USER_COLS <num>] [-TARGET_USER_ROWS <num>] [-TARGET_USER_FITS <str>] [-TARGET_TEMPLATE <str>] [-OUT_GRID <str>]
  -METHOD:<str>             	Method
	Choice
	Available Choices:
	[0] Uniform
	[1] Gaussian
	Default: 1
  -RANGE_MIN:<double>       	Range
	Value range
  -RANGE_MAX:<double>       	Range
	Value range
  -MEAN:<double>            	Arithmetic Mean
	Floating point
	Default: 0.000000
  -STDDEV:<double>          	Standard Deviation
	Floating point
	Minimum: 0.000000
	Default: 1.000000
  -TARGET_DEFINITION:<str>  	Target Grid System
	Choice
	Available Choices:
	[0] user defined
	[1] grid or grid system
	Default: 0
  -TARGET_USER_SIZE:<double>	Cellsize
	Floating point
	Minimum: 0.000000
	Default: 1.000000
  -TARGET_USER_XMIN:<double>	West
	Floating point
	Default: 0.000000
  -TARGET_USER_XMAX:<double>	East
	Floating point
	Default: 100.000000
  -TARGET_USER_YMIN:<double>	South
	Floating point
	Default: 0.000000
  -TARGET_USER_YMAX:<double>	North
	Floating point
	Default: 100.000000
  -TARGET_USER_COLS:<num>   	Columns
	Integer
	Minimum: 1
	Default: 100
  -TARGET_USER_ROWS:<num>   	Rows
	Integer
	Minimum: 1
	Default: 100
  -TARGET_USER_FITS:<str>   	Fit
	Choice
	Available Choices:
	[0] nodes
	[1] cells
	Default: 0
  -TARGET_TEMPLATE:<str>    	Target System
	Grid, input, optional, CMD
  -OUT_GRID:<str>           	Random Field
	Grid, output