Tool Ordinary Kriging (3D)

Ordinary Kriging interpolation for 3-dimensional data points. Output will be a grid collection with evenly spaced Z-levels representing the 3rd dimension.

Author: O.Conrad (c) 2019
Menu: Spatial and Geostatistics|Kriging|Kriging (3D)

Parameters

	Name	Type	Identifier	Description	Constraints
Input	Points	shapes, input	`POINTS`	-	-
Input	Target System (*)	grid, input, optional, CMD	`TARGET_TEMPLATE`	use this grid's system for output grids	-
Output	Prediction	grid collection, output	`PREDICTION`	-	-
	Prediction Error (*)	grid collection, output, optional	`VARIANCE`	-	-
	Cross Validation Summary (*)	table, output, optional	`CV_SUMMARY`	-	-
	Cross Validation Residuals (*)	shapes, output, optional	`CV_RESIDUALS`	-	-
Options	Z	table field	`Z_FIELD`	-	-
	Z Factor	floating point number	`Z_SCALE`	-	Default: 1.000000
	Attribute	table field	`FIELD`	-	-
	Target Grid System	choice	`TARGET_DEFINITION`	-	Available Choices: [0] user defined [1] grid or grid system Default: 0
	Cellsize	floating point number	`TARGET_USER_SIZE`	-	Minimum: 0.000000 Default: 1.000000
	West	floating point number	`TARGET_USER_XMIN`	-	Default: 0.000000
	East	floating point number	`TARGET_USER_XMAX`	-	Default: 100.000000
	South	floating point number	`TARGET_USER_YMIN`	-	Default: 0.000000
	North	floating point number	`TARGET_USER_YMAX`	-	Default: 100.000000
	Columns	integer number	`TARGET_USER_COLS`	Number of cells in East-West direction.	Minimum: 1 Default: 101
	Rows	integer number	`TARGET_USER_ROWS`	Number of cells in North-South direction.	Minimum: 1 Default: 101
	Fit	choice	`TARGET_USER_FITS`	-	Available Choices: [0] nodes [1] cells Default: 0
	Grid System	grid system	`TARGET_SYSTEM`	-	-
	Cellsize	floating point number	`TARGET_USER_ZSIZE`	-	Minimum: 0.000000 Default: 1.000000
	Bottom	floating point number	`TARGET_USER_ZMIN`	-	Default: 0.000000
	Top	floating point number	`TARGET_USER_ZMAX`	-	Default: 100.000000
	Levels	integer number	`TARGET_USER_ZNUM`	-	Minimum: 1 Default: 101
	Error Measure	choice	`TQUALITY`	-	Available Choices: [0] Standard Deviation [1] Variance Default: 1
	Maximum Distance	floating point number, CMD	`VAR_MAXDIST`	maximum distance for variogram estimation, ignored if set to zero	Minimum: 0.000000 Default: 0.000000
	Lag Distance Classes	integer number, CMD	`VAR_NCLASSES`	initial number of lag distance classes	Minimum: 1 Default: 100
	Skip	integer number, CMD	`VAR_NSKIP`	-	Minimum: 1 Default: 1
	Model	text, CMD	`VAR_MODEL`	-	Default: a + b * x
	Logarithmic Transformation	boolean	`LOG`	-	Default: 0
	Block Kriging	boolean	`BLOCK`	-	Default: 0
	Block Size	floating point number	`DBLOCK`	Edge length [map units]	Minimum: 0.000000 Default: 100.000000
	Cross Validation	choice	`CV_METHOD`	-	Available Choices: [0] none [1] leave one out [2] 2-fold [3] k-fold Default: 0
	Cross Validation Subsamples	integer number	`CV_SAMPLES`	number of subsamples for k-fold cross validation	Minimum: 2 Default: 10
	Search Range	choice	`SEARCH_RANGE`	-	Available Choices: [0] local [1] global Default: 1
	Maximum Search Distance	floating point number	`SEARCH_RADIUS`	local maximum search distance given in map units	Minimum: 0.000000 Default: 1000.000000
	Number of Points	choice	`SEARCH_POINTS_ALL`	-	Available Choices: [0] maximum number of nearest points [1] all points within search distance Default: 1
	Minimum	integer number	`SEARCH_POINTS_MIN`	minimum number of points to use	Minimum: 1 Default: 16
	Maximum	integer number	`SEARCH_POINTS_MAX`	maximum number of nearest points	Minimum: 1 Default: 20
(*) optional

Command-line

Usage: saga_cmd statistics_kriging 6 [-POINTS <str>] [-Z_FIELD <str>] [-Z_SCALE <double>] [-FIELD <str>] [-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>] [-PREDICTION <str>] [-TARGET_USER_ZSIZE <double>] [-TARGET_USER_ZMIN <double>] [-TARGET_USER_ZMAX <double>] [-TARGET_USER_ZNUM <num>] [-VARIANCE <str>] [-TQUALITY <str>] [-VAR_MAXDIST <double>] [-VAR_NCLASSES <num>] [-VAR_NSKIP <num>] [-VAR_MODEL <str>] [-LOG <str>] [-BLOCK <str>] [-DBLOCK <double>] [-CV_METHOD <str>] [-CV_SUMMARY <str>] [-CV_RESIDUALS <str>] [-CV_SAMPLES <num>] [-SEARCH_RANGE <str>] [-SEARCH_RADIUS <double>] [-SEARCH_POINTS_ALL <str>] [-SEARCH_POINTS_MIN <num>] [-SEARCH_POINTS_MAX <num>]
  -POINTS:<str>              	Points
	shapes, input
  -Z_FIELD:<str>             	Z
	table field
  -Z_SCALE:<double>          	Z Factor
	floating point number
	Default: 1.000000
  -FIELD:<str>               	Attribute
	table field
  -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 number
	Minimum: 0.000000
	Default: 1.000000
  -TARGET_USER_XMIN:<double> 	West
	floating point number
	Default: 0.000000
  -TARGET_USER_XMAX:<double> 	East
	floating point number
	Default: 100.000000
  -TARGET_USER_YMIN:<double> 	South
	floating point number
	Default: 0.000000
  -TARGET_USER_YMAX:<double> 	North
	floating point number
	Default: 100.000000
  -TARGET_USER_COLS:<num>    	Columns
	integer number
	Minimum: 1
	Default: 101
  -TARGET_USER_ROWS:<num>    	Rows
	integer number
	Minimum: 1
	Default: 101
  -TARGET_USER_FITS:<str>    	Fit
	choice
	Available Choices:
	[0] nodes
	[1] cells
	Default: 0
  -TARGET_TEMPLATE:<str>     	Target System
	grid, input, optional, CMD
  -PREDICTION:<str>          	Prediction
	grid collection, output
  -TARGET_USER_ZSIZE:<double>	Cellsize
	floating point number
	Minimum: 0.000000
	Default: 1.000000
  -TARGET_USER_ZMIN:<double> 	Bottom
	floating point number
	Default: 0.000000
  -TARGET_USER_ZMAX:<double> 	Top
	floating point number
	Default: 100.000000
  -TARGET_USER_ZNUM:<num>    	Levels
	integer number
	Minimum: 1
	Default: 101
  -VARIANCE:<str>            	Prediction Error
	grid collection, output, optional
  -TQUALITY:<str>            	Error Measure
	choice
	Available Choices:
	[0] Standard Deviation
	[1] Variance
	Default: 1
  -VAR_MAXDIST:<double>      	Maximum Distance
	floating point number, CMD
	Minimum: 0.000000
	Default: 0.000000
  -VAR_NCLASSES:<num>        	Lag Distance Classes
	integer number, CMD
	Minimum: 1
	Default: 100
  -VAR_NSKIP:<num>           	Skip
	integer number, CMD
	Minimum: 1
	Default: 1
  -VAR_MODEL:<str>           	Model
	text, CMD
	Default: a + b * x
  -LOG:<str>                 	Logarithmic Transformation
	boolean
	Default: 0
  -BLOCK:<str>               	Block Kriging
	boolean
	Default: 0
  -DBLOCK:<double>           	Block Size
	floating point number
	Minimum: 0.000000
	Default: 100.000000
  -CV_METHOD:<str>           	Cross Validation
	choice
	Available Choices:
	[0] none
	[1] leave one out
	[2] 2-fold
	[3] k-fold
	Default: 0
  -CV_SUMMARY:<str>          	Cross Validation Summary
	table, output, optional
  -CV_RESIDUALS:<str>        	Cross Validation Residuals
	shapes, output, optional
  -CV_SAMPLES:<num>          	Cross Validation Subsamples
	integer number
	Minimum: 2
	Default: 10
  -SEARCH_RANGE:<str>        	Search Range
	choice
	Available Choices:
	[0] local
	[1] global
	Default: 1
  -SEARCH_RADIUS:<double>    	Maximum Search Distance
	floating point number
	Minimum: 0.000000
	Default: 1000.000000
  -SEARCH_POINTS_ALL:<str>   	Number of Points
	choice
	Available Choices:
	[0] maximum number of nearest points
	[1] all points within search distance
	Default: 1
  -SEARCH_POINTS_MIN:<num>   	Minimum
	integer number
	Minimum: 1
	Default: 16
  -SEARCH_POINTS_MAX:<num>   	Maximum
	integer number
	Minimum: 1
	Default: 20