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 (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