Module GWR for Grid Downscaling

Author: O.Conrad (c) 2013
Specification: grid
Menu: Spatial and Geostatistics|Geographically Weighted Regression

Parameters

	Name	Type	Identifier	Description	Constraints
Input	Predictors	Grid list (input)	`PREDICTORS`	-	-
Input	Dependent Variable	Grid (input)	`DEPENDENT`	-	-
Output	Regression	Grid (output)	`REGRESSION`	-	-
	Regression with Residual Correction (*)	Grid (optional output)	`REG_RESCORR`	-	-
	Coefficient of Determination	Grid (output)	`QUALITY`	-	-
	Residuals	Grid (output)	`RESIDUALS`	-	-
	Regression Parameters (*)	Grid list (optional output)	`MODEL`	-	-
Options	Output of Model Parameters	Boolean	`MODEL_OUT`	-	Default: 0
	Search Range	Choice	`SEARCH_RANGE`	-	Available Choices: [0] local [1] global Default: 0
	Search Distance [Cells]	Integer	`SEARCH_RADIUS`	-	Minimum: 1 Default: 10
	Weighting Function	Choice	`DW_WEIGHTING`	-	Available Choices: [0] no distance weighting [1] inverse distance to a power [2] exponential [3] gaussian weighting Default: 3
	Inverse Distance Weighting Power	Floating point	`DW_IDW_POWER`	-	Minimum: 0.000000 Default: 1.000000
	Inverse Distance Offset	Boolean	`DW_IDW_OFFSET`	Calculates weights for distance plus one, avoiding division by zero for zero distances	Default: 1
	Gaussian and Exponential Weighting Bandwidth	Floating point	`DW_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