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 | - | - |
| Points (*) | shapes, input, optional | POINTS | - | - |
| Output | Arithmetic Mean (*) | grid, output, optional | MEAN | - | - |
| Difference from Arithmetic Mean (*) | grid, output, optional | DIFMEAN | - | - |
| Minimum (*) | grid, output, optional | MIN | - | - |
| Maximum (*) | grid, output, optional | MAX | - | - |
| Range (*) | grid, output, optional | RANGE | - | - |
| Variance (*) | grid, output, optional | VAR | - | - |
| Standard Deviation (*) | grid, output, optional | STDDEV | - | - |
| Mean less Standard Deviation (*) | grid, output, optional | STDDEVLO | - | - |
| Mean plus Standard Deviation (*) | grid, output, optional | STDDEVHI | - | - |
| Deviation from Arithmetic Mean (*) | grid, output, optional | DEVMEAN | - | - |
| Percentile (*) | grid, output, optional | PERCENT | - | - |
| Directional Statistics for Points (*) | shapes, output, optional | POINTS_OUT | - | - |
| Options | Grid System | grid system | PARAMETERS_GRID_SYSTEM | - | - |
| Direction [Degree] | floating point number | DIRECTION | - | Default: 0.000000 |
| Tolerance [Degree] | floating point number | TOLERANCE | - | Minimum: 0.000000
Maximum: 45.000000
Default: 0.000000 |
| Maximum Distance [Cells] | integer number | 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
Default: 0 |
| Power | floating point number | DW_IDW_POWER | - | Minimum: 0.000000
Default: 2.000000 |
| Bandwidth | floating point number | DW_BANDWIDTH | Bandwidth specified as number of cells. | Minimum: 0.000000
Default: 1.000000 |
| (*) 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_BANDWIDTH <double>]
-GRID:<str> Grid
grid, input
-MEAN:<str> Arithmetic Mean
grid, output, optional
-DIFMEAN:<str> Difference from Arithmetic Mean
grid, output, optional
-MIN:<str> Minimum
grid, output, optional
-MAX:<str> Maximum
grid, output, optional
-RANGE:<str> Range
grid, output, optional
-VAR:<str> Variance
grid, output, optional
-STDDEV:<str> Standard Deviation
grid, output, optional
-STDDEVLO:<str> Mean less Standard Deviation
grid, output, optional
-STDDEVHI:<str> Mean plus Standard Deviation
grid, output, optional
-DEVMEAN:<str> Deviation from Arithmetic Mean
grid, output, optional
-PERCENT:<str> Percentile
grid, output, optional
-POINTS:<str> Points
shapes, input, optional
-POINTS_OUT:<str> Directional Statistics for Points
shapes, output, optional
-DIRECTION:<double> Direction [Degree]
floating point number
Default: 0.000000
-TOLERANCE:<double> Tolerance [Degree]
floating point number
Minimum: 0.000000
Maximum: 45.000000
Default: 0.000000
-MAXDISTANCE:<num> Maximum Distance [Cells]
integer number
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
Default: 0
-DW_IDW_POWER:<double> Power
floating point number
Minimum: 0.000000
Default: 2.000000
-DW_BANDWIDTH:<double> Bandwidth
floating point number
Minimum: 0.000000
Default: 1.000000