Tool Directional Statistics for Single Grid

Calculates for each cell statistical properties (arithmetic mean, minimum, maximum, variance, standard deviation) of all cells lying in given direction based on the input grid.

Author: O.Conrad (c) 2010
Menu: Spatial and Geostatistics|Grids

Parameters

	Name	Type	Identifier	Description	Constraints
Input	Grid	Grid (input)	`GRID`	-	-
Input	Points (*)	Shapes (optional input)	`POINTS`	-	-
Output	Arithmetic Mean (*)	Grid (optional output)	`MEAN`	-	-
	Difference from Arithmetic Mean (*)	Grid (optional output)	`DIFMEAN`	-	-
	Minimum (*)	Grid (optional output)	`MIN`	-	-
	Maximum (*)	Grid (optional output)	`MAX`	-	-
	Range (*)	Grid (optional output)	`RANGE`	-	-
	Variance (*)	Grid (optional output)	`VAR`	-	-
	Standard Deviation (*)	Grid (optional output)	`STDDEV`	-	-
	Mean less Standard Deviation (*)	Grid (optional output)	`STDDEVLO`	-	-
	Mean plus Standard Deviation (*)	Grid (optional output)	`STDDEVHI`	-	-
	Deviation from Arithmetic Mean (*)	Grid (optional output)	`DEVMEAN`	-	-
	Percentile (*)	Grid (optional output)	`PERCENT`	-	-
	Directional Statistics for Points (*)	Shapes (optional output)	`POINTS_OUT`	-	-
Options	Grid system	Grid system	`PARAMETERS_GRID_SYSTEM`	-	-
	Direction [Degree]	Floating point	`DIRECTION`	-	Default: 0.000000
	Tolerance [Degree]	Floating point	`TOLERANCE`	-	Minimum: 0.000000 Maximum: 45.000000 Default: 0.000000
	Maximum Distance [Cells]	Integer	`MAXDISTANCE`	Maximum distance parameter is ignored if set to zero (default).	Minimum: 0 Default: 0
	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`	Bandwidth specified as number of cells.	Minimum: 0.000000 Default: 25.000000
(*) optional

Command-line

Usage: saga_cmd statistics_grid 6 [-GRID <str>] [-MEAN <str>] [-DIFMEAN <str>] [-MIN <str>] [-MAX <str>] [-RANGE <str>] [-VAR <str>] [-STDDEV <str>] [-STDDEVLO <str>] [-STDDEVHI <str>] [-DEVMEAN <str>] [-PERCENT <str>] [-POINTS <str>] [-POINTS_OUT <str>] [-DIRECTION <double>] [-TOLERANCE <double>] [-MAXDISTANCE <num>] [-DW_WEIGHTING <str>] [-DW_IDW_POWER <double>] [-DW_IDW_OFFSET <str>] [-DW_BANDWIDTH <double>]
  -GRID:<str>           	Grid
	Grid (input)
  -MEAN:<str>           	Arithmetic Mean
	Grid (optional output)
  -DIFMEAN:<str>        	Difference from Arithmetic Mean
	Grid (optional output)
  -MIN:<str>            	Minimum
	Grid (optional output)
  -MAX:<str>            	Maximum
	Grid (optional output)
  -RANGE:<str>          	Range
	Grid (optional output)
  -VAR:<str>            	Variance
	Grid (optional output)
  -STDDEV:<str>         	Standard Deviation
	Grid (optional output)
  -STDDEVLO:<str>       	Mean less Standard Deviation
	Grid (optional output)
  -STDDEVHI:<str>       	Mean plus Standard Deviation
	Grid (optional output)
  -DEVMEAN:<str>        	Deviation from Arithmetic Mean
	Grid (optional output)
  -PERCENT:<str>        	Percentile
	Grid (optional output)
  -POINTS:<str>         	Points
	Shapes (optional input)
  -POINTS_OUT:<str>     	Directional Statistics for Points
	Shapes (optional output)
  -DIRECTION:<double>   	Direction [Degree]
	Floating point
	Default: 0.000000
  -TOLERANCE:<double>   	Tolerance [Degree]
	Floating point
	Minimum: 0.000000
	Maximum: 45.000000
	Default: 0.000000
  -MAXDISTANCE:<num>    	Maximum Distance [Cells]
	Integer
	Minimum: 0
	Default: 0
  -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:<double>	Inverse Distance Weighting Power
	Floating point
	Minimum: 0.000000
	Default: 1.000000
  -DW_IDW_OFFSET:<str>  	Inverse Distance Offset
	Boolean
	Default: 1
  -DW_BANDWIDTH:<double>	Gaussian and Exponential Weighting Bandwidth
	Floating point
	Minimum: 0.000000
	Default: 25.000000