SAGA 9.7.0 | Tool Library Documentation

Simple Kriging

Description

Simple Kriging for grid interpolation from irregular sample points.

Parameters

 NameTypeIdentifierDescriptionConstraints
InputPointsshapes, inputPOINTS--
Target Systemgrid, input, optionalTARGET_TEMPLATEuse this grid's system for output grids-
OutputPredictiongrid, outputPREDICTION--
Prediction Errorgrid, output, optionalVARIANCE--
Cross Validation Summarytable, output, optionalCV_SUMMARY--
Cross Validation Residualsshapes, output, optionalCV_RESIDUALS--
OptionsAttributetable fieldFIELD--
Target Grid SystemchoiceTARGET_DEFINITION-Available Choices: [0] user defined [1] grid or grid system Default: 0
Cellsizefloating point numberTARGET_USER_SIZE-Minimum: 0.000000 Default: 1.000000
Westfloating point numberTARGET_USER_XMIN-Default: 0.000000
Eastfloating point numberTARGET_USER_XMAX-Default: 100.000000
Southfloating point numberTARGET_USER_YMIN-Default: 0.000000
Northfloating point numberTARGET_USER_YMAX-Default: 100.000000
Columnsinteger numberTARGET_USER_COLSNumber of cells in East-West direction.Minimum: 1 Default: 101
Rowsinteger numberTARGET_USER_ROWSNumber of cells in North-South direction.Minimum: 1 Default: 101
RoundingbooleanTARGET_USER_FLATRound bounding coordinates to multiples of cell size. Ignored if cell size has decimal places.Default: 1
FitchoiceTARGET_USER_FITS-Available Choices: [0] nodes [1] cells Default: 0
Grid Systemgrid systemTARGET_SYSTEM--
Error MeasurechoiceTQUALITY-Available Choices: [0] Standard Deviation [1] Variance Default: 1
Maximum Distancefloating point numberVAR_MAXDISTmaximum distance for variogram estimation, ignored if set to zeroMinimum: 0.000000 Default: 0.000000
Lag Distance Classesinteger numberVAR_NCLASSESinitial number of lag distance classesMinimum: 1 Default: 100
Skipinteger numberVAR_NSKIP-Minimum: 1 Default: 1
ModeltextVAR_MODEL-Default: b * x
Logarithmic TransformationbooleanLOG-Default: 0
Block KrigingbooleanBLOCK-Default: 0
Block Sizefloating point numberDBLOCKEdge length [map units]Minimum: 0.000000 Default: 100.000000
Cross ValidationchoiceCV_METHOD-Available Choices: [0] none [1] leave one out [2] 2-fold [3] k-fold Default: 0
Cross Validation Subsamplesinteger numberCV_SAMPLESnumber of subsamples for k-fold cross validationMinimum: 2 Default: 10
Search RangechoiceSEARCH_RANGE-Available Choices: [0] local [1] global Default: 1
Maximum Search Distancefloating point numberSEARCH_RADIUSlocal maximum search distance given in map unitsMinimum: 0.000000 Default: 1000.000000
Number of PointschoiceSEARCH_POINTS_ALL-Available Choices: [0] maximum number of nearest points [1] all points within search distance Default: 1
Minimuminteger numberSEARCH_POINTS_MINminimum number of points to useMinimum: 1 Default: 16
Maximuminteger numberSEARCH_POINTS_MAXmaximum number of nearest pointsMinimum: 1 Default: 20

Command Line

Usage: saga_cmd statistics_kriging 1 [-POINTS ] [-FIELD ] [-TARGET_DEFINITION ] [-TARGET_USER_SIZE ] [-TARGET_USER_XMIN ] [-TARGET_USER_XMAX ] [-TARGET_USER_YMIN ] [-TARGET_USER_YMAX ] [-TARGET_USER_COLS ] [-TARGET_USER_ROWS ] [-TARGET_USER_FLAT ] [-TARGET_USER_FITS ] [-TARGET_TEMPLATE ] [-PREDICTION ] [-VARIANCE ] [-TQUALITY ] [-VAR_MAXDIST ] [-VAR_NCLASSES ] [-VAR_NSKIP ] [-VAR_MODEL ] [-LOG ] [-BLOCK ] [-DBLOCK ] [-CV_METHOD ] [-CV_SUMMARY ] [-CV_RESIDUALS ] [-CV_SAMPLES ] [-SEARCH_RANGE ] [-SEARCH_RADIUS ] [-SEARCH_POINTS_ALL ] [-SEARCH_POINTS_MIN ] [-SEARCH_POINTS_MAX ]
  -POINTS:             	Points
	shapes, input
  -FIELD:              	Attribute
	table field
  -TARGET_DEFINITION:  	Target Grid System
	choice
	Available Choices:
	[0] user defined
	[1] grid or grid system
	Default: 0
  -TARGET_USER_SIZE:	Cellsize
	floating point number
	Minimum: 0.000000
	Default: 1.000000
  -TARGET_USER_XMIN:	West
	floating point number
	Default: 0.000000
  -TARGET_USER_XMAX:	East
	floating point number
	Default: 100.000000
  -TARGET_USER_YMIN:	South
	floating point number
	Default: 0.000000
  -TARGET_USER_YMAX:	North
	floating point number
	Default: 100.000000
  -TARGET_USER_COLS:   	Columns
	integer number
	Minimum: 1
	Default: 101
  -TARGET_USER_ROWS:   	Rows
	integer number
	Minimum: 1
	Default: 101
  -TARGET_USER_FLAT:   	Rounding
	boolean
	Default: 1
  -TARGET_USER_FITS:   	Fit
	choice
	Available Choices:
	[0] nodes
	[1] cells
	Default: 0
  -TARGET_TEMPLATE:    	Target System
	grid, input, optional
  -PREDICTION:         	Prediction
	grid, output
  -VARIANCE:           	Prediction Error
	grid, output, optional
  -TQUALITY:           	Error Measure
	choice
	Available Choices:
	[0] Standard Deviation
	[1] Variance
	Default: 1
  -VAR_MAXDIST:     	Maximum Distance
	floating point number
	Minimum: 0.000000
	Default: 0.000000
  -VAR_NCLASSES:       	Lag Distance Classes
	integer number
	Minimum: 1
	Default: 100
  -VAR_NSKIP:          	Skip
	integer number
	Minimum: 1
	Default: 1
  -VAR_MODEL:          	Model
	text
	Default: b * x
  -LOG:                	Logarithmic Transformation
	boolean
	Default: 0
  -BLOCK:              	Block Kriging
	boolean
	Default: 0
  -DBLOCK:          	Block Size
	floating point number
	Minimum: 0.000000
	Default: 100.000000
  -CV_METHOD:          	Cross Validation
	choice
	Available Choices:
	[0] none
	[1] leave one out
	[2] 2-fold
	[3] k-fold
	Default: 0
  -CV_SUMMARY:         	Cross Validation Summary
	table, output, optional
  -CV_RESIDUALS:       	Cross Validation Residuals
	shapes, output, optional
  -CV_SAMPLES:         	Cross Validation Subsamples
	integer number
	Minimum: 2
	Default: 10
  -SEARCH_RANGE:       	Search Range
	choice
	Available Choices:
	[0] local
	[1] global
	Default: 1
  -SEARCH_RADIUS:   	Maximum Search Distance
	floating point number
	Minimum: 0.000000
	Default: 1000.000000
  -SEARCH_POINTS_ALL:  	Number of Points
	choice
	Available Choices:
	[0] maximum number of nearest points
	[1] all points within search distance
	Default: 1
  -SEARCH_POINTS_MIN:  	Minimum
	integer number
	Minimum: 1
	Default: 16
  -SEARCH_POINTS_MAX:  	Maximum
	integer number
	Minimum: 1
	Default: 20