SAGA-GIS Tool Library Documentation (v7.2.0)

Tool Polynomial Regression

Reference:
- Lloyd, C. (2010): Spatial Data Analysis - An Introduction for GIS Users. Oxford, 206p.

Parameters

 NameTypeIdentifierDescriptionConstraints
InputPointsShapes (input)POINTS--
Target System (*)Grid (optional input)TARGET_TEMPLATEuse this grid's system for output grids-
OutputResiduals (*)Shapes (optional output)RESIDUALS--
Target GridGrid (output)TARGET_OUT_GRID--
OptionsAttributeTable fieldATTRIBUTE--
PolynomChoicePOLYNOM-Available Choices:
[0] simple planar surface
[1] bi-linear saddle
[2] quadratic surface
[3] cubic surface
[4] user defined
Default: 0
Maximum X OrderIntegerXORDER-Minimum: 1
Default: 4
Maximum Y OrderIntegerYORDER-Minimum: 1
Default: 4
Maximum Total OrderIntegerTORDER-Minimum: 0
Default: 4
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
LeftFloating pointTARGET_USER_XMIN-Default: 0.000000
RightFloating pointTARGET_USER_XMAX-Default: 100.000000
BottomFloating pointTARGET_USER_YMIN-Default: 0.000000
TopFloating pointTARGET_USER_YMAX-Default: 100.000000
FitChoiceTARGET_USER_FITS-Available Choices:
[0] nodes
[1] cells
Default: 0
Grid SystemGrid systemTARGET_SYSTEM--
(*) optional

Command-line

Usage: saga_cmd statistics_regression 2 [-POINTS <str>] [-ATTRIBUTE <str>] [-RESIDUALS <str>] [-POLYNOM <str>] [-XORDER <num>] [-YORDER <num>] [-TORDER <num>] [-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_FITS <str>] [-TARGET_TEMPLATE <str>] [-TARGET_OUT_GRID <str>]
  -POINTS:<str>             	Points
	Shapes (input)
  -ATTRIBUTE:<str>          	Attribute
	Table field
  -RESIDUALS:<str>          	Residuals
	Shapes (optional output)
  -POLYNOM:<str>            	Polynom
	Choice
	Available Choices:
	[0] simple planar surface
	[1] bi-linear saddle
	[2] quadratic surface
	[3] cubic surface
	[4] user defined
	Default: 0
  -XORDER:<num>             	Maximum X Order
	Integer
	Minimum: 1
	Default: 4
  -YORDER:<num>             	Maximum Y Order
	Integer
	Minimum: 1
	Default: 4
  -TORDER:<num>             	Maximum Total Order
	Integer
	Minimum: 0
	Default: 4
  -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>	Left
	Floating point
	Default: 0.000000
  -TARGET_USER_XMAX:<double>	Right
	Floating point
	Default: 100.000000
  -TARGET_USER_YMIN:<double>	Bottom
	Floating point
	Default: 0.000000
  -TARGET_USER_YMAX:<double>	Top
	Floating point
	Default: 100.000000
  -TARGET_USER_FITS:<str>   	Fit
	Choice
	Available Choices:
	[0] nodes
	[1] cells
	Default: 0
  -TARGET_TEMPLATE:<str>    	Target System
	Grid (optional input)
  -TARGET_OUT_GRID:<str>    	Target Grid
	Grid (output)