SAGA-GIS Module Library Documentation (v2.1.3)

Module GWR for Grid Downscaling

Parameters

 NameTypeIdentifierDescriptionConstraints
InputPredictorsGrid list (input)PREDICTORS--
Dependent VariableGrid (input)DEPENDENT--
OutputRegressionGrid (output)REGRESSION--
Regression with Residual Correction (*)Grid (optional output)REG_RESCORR--
Coefficient of DeterminationGrid (output)QUALITY--
ResidualsGrid (output)RESIDUALS--
Regression Parameters (*)Grid list (optional output)MODEL--
OptionsOutput of Model ParametersBooleanMODEL_OUT-Default: 0
Search RangeChoiceSEARCH_RANGE-Available Choices:
[0] local
[1] global
Default: 0
Search Distance [Cells]IntegerSEARCH_RADIUS-Minimum: 1
Default: 10
Weighting FunctionChoiceDW_WEIGHTING-Available Choices:
[0] no distance weighting
[1] inverse distance to a power
[2] exponential
[3] gaussian weighting
Default: 3
Inverse Distance Weighting PowerFloating pointDW_IDW_POWER-Minimum: 0.000000
Default: 1.000000
Inverse Distance OffsetBooleanDW_IDW_OFFSETCalculates weights for distance plus one, avoiding division by zero for zero distancesDefault: 1
Gaussian and Exponential Weighting BandwidthFloating pointDW_BANDWIDTH-Minimum: 0.000000
Default: 7.000000
(*) optional

Command-line

Usage: saga_cmd statistics_regression 14 -PREDICTORS <str> [-REGRESSION <str>] [-REG_RESCORR <str>] -DEPENDENT <str> [-QUALITY <str>] [-RESIDUALS <str>] [-MODEL <str>] [-MODEL_OUT <str>] [-SEARCH_RANGE <str>] [-SEARCH_RADIUS <num>] [-DW_WEIGHTING <str>] [-DW_IDW_POWER <str>] [-DW_IDW_OFFSET <str>] [-DW_BANDWIDTH <str>]
  -PREDICTORS:<str>   	Predictors
	Grid list (input)
  -REGRESSION:<str>   	Regression
	Grid (output)
  -REG_RESCORR:<str>  	Regression with Residual Correction
	Grid (optional output)
  -DEPENDENT:<str>    	Dependent Variable
	Grid (input)
  -QUALITY:<str>      	Coefficient of Determination
	Grid (output)
  -RESIDUALS:<str>    	Residuals
	Grid (output)
  -MODEL:<str>        	Regression Parameters
	Grid list (optional output)
  -MODEL_OUT:<str>    	Output of Model Parameters
	Boolean
	Default: 0
  -SEARCH_RANGE:<str> 	Search Range
	Choice
	Available Choices:
	[0] local
	[1] global
	Default: 0
  -SEARCH_RADIUS:<num>	Search Distance [Cells]
	Integer
	Minimum: 1
	Default: 10
  -DW_WEIGHTING:<str> 	Weighting Function
	Choice
	Available Choices:
	[0] no distance weighting
	[1] inverse distance to a power
	[2] exponential
	[3] gaussian weighting
	Default: 3
  -DW_IDW_POWER:<str> 	Inverse Distance Weighting Power
	Floating point
	Minimum: 0.000000
	Default: 1.000000
  -DW_IDW_OFFSET:<str>	Inverse Distance Offset
	Boolean
	Default: 1
  -DW_BANDWIDTH:<str> 	Gaussian and Exponential Weighting Bandwidth
	Floating point
	Minimum: 0.000000
	Default: 7.000000