Directional Statistics for Single Grid
- Author: O.Conrad (c) 2010
- Menu: Spatial and Geostatistics | Grids
Description
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.
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: 3 |
| 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: 25.000000 |
Command Line
Usage: saga_cmd statistics_grid 6 [-GRID ] [-MEAN ] [-DIFMEAN ] [-MIN ] [-MAX ] [-RANGE ] [-VAR ] [-STDDEV ] [-STDDEVLO ] [-STDDEVHI ] [-DEVMEAN ] [-PERCENT ] [-POINTS ] [-POINTS_OUT ] [-DIRECTION ] [-TOLERANCE ] [-MAXDISTANCE ] [-DW_WEIGHTING ] [-DW_IDW_POWER ] [-DW_BANDWIDTH ]
-GRID: Grid
grid, input
-MEAN: Arithmetic Mean
grid, output, optional
-DIFMEAN: Difference from Arithmetic Mean
grid, output, optional
-MIN: Minimum
grid, output, optional
-MAX: Maximum
grid, output, optional
-RANGE: Range
grid, output, optional
-VAR: Variance
grid, output, optional
-STDDEV: Standard Deviation
grid, output, optional
-STDDEVLO: Mean less Standard Deviation
grid, output, optional
-STDDEVHI: Mean plus Standard Deviation
grid, output, optional
-DEVMEAN: Deviation from Arithmetic Mean
grid, output, optional
-PERCENT: Percentile
grid, output, optional
-POINTS: Points
shapes, input, optional
-POINTS_OUT: Directional Statistics for Points
shapes, output, optional
-DIRECTION: Direction [Degree]
floating point number
Default: 0.000000
-TOLERANCE: Tolerance [Degree]
floating point number
Minimum: 0.000000
Maximum: 45.000000
Default: 0.000000
-MAXDISTANCE: Maximum Distance [Cells]
integer number
Minimum: 0
Default: 0
-DW_WEIGHTING: Weighting Function
choice
Available Choices:
[0] no distance weighting
[1] inverse distance to a power
[2] exponential
[3] gaussian
Default: 3
-DW_IDW_POWER: Power
floating point number
Minimum: 0.000000
Default: 2.000000
-DW_BANDWIDTH: Bandwidth
floating point number
Minimum: 0.000000
Default: 25.000000