Regression Kriging for grid interpolation from irregular sample points.
| Name | Type | Identifier | Description | Constraints |
Input | Points | Shapes (input) | POINTS | - | - |
Predictors | Grid list (input) | PREDICTORS | - | - |
Output | Regression | Grid (output) | REGRESSION | regression model applied to predictor grids | - |
Prediction | Grid (output) | PREDICTION | - | - |
Residuals (*) | Grid (optional output) | RESIDUALS | - | - |
Quality Measure (*) | Grid (optional output) | VARIANCE | - | - |
Regression: Coefficients (*) | Table (optional output) | INFO_COEFF | - | - |
Regression: Model (*) | Table (optional output) | INFO_MODEL | - | - |
Regression: Steps (*) | Table (optional output) | INFO_STEPS | - | - |
Options | Grid system | Grid system | PARAMETERS_GRID_SYSTEM | - | - |
Attribute | Table field | FIELD | - | - |
Include X Coordinate | Boolean | COORD_X | - | Default: 0 |
Include Y Coordinate | Boolean | COORD_Y | - | Default: 0 |
Intercept | Boolean | INTERCEPT | - | Default: 1 |
Method | Choice | METHOD | - | Available Choices: [0] include all [1] forward [2] backward [3] stepwise Default: 3 |
Significance Level | Floating point | P_VALUE | Significance level (aka p-value) as threshold for automated predictor selection, given as percentage | Minimum: 0.000000 Maximum: 100.000000 Default: 5.000000 |
Resampling | Choice | RESAMPLING | - | Available Choices: [0] Nearest Neighbour [1] Bilinear Interpolation [2] Bicubic Spline Interpolation [3] B-Spline Interpolation Default: 3 |
Maximum Distance | Floating point | VAR_MAXDIST | maximum distance for variogram estimation, ignored if set to zero | Minimum: 0.000000 Default: 0.000000 |
Lag Distance Classes | Integer | VAR_NCLASSES | initial number of lag distance classes for variogram estimation | Minimum: 1 Default: 100 |
Skip | Integer | VAR_NSKIP | - | Minimum: 1 Default: 1 |
Variogram Model | Text | VAR_MODEL | - | Default: a + b * x |
Kriging Type | Choice | KRIGING | - | Available Choices: [0] Simple Kriging [1] Ordinary Kriging Default: 0 |
Type of Quality Measure | Choice | TQUALITY | - | Available Choices: [0] standard deviation [1] variance Default: 0 |
Logarithmic Transformation | Boolean | LOG | - | Default: 0 |
Block Kriging | Boolean | BLOCK | - | Default: 0 |
Block Size | Floating point | DBLOCK | - | Minimum: 0.000000 Default: 100.000000 |
Search Range | Choice | SEARCH_RANGE | - | Available Choices: [0] local [1] global Default: 1 |
Maximum Search Distance | Floating point | 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 | SEARCH_POINTS_MIN | minimum number of points to use | Minimum: 1 Default: 16 |
Maximum | Integer | SEARCH_POINTS_MAX | maximum number of nearest points | Minimum: 1 Default: 20 |
Direction | Choice | SEARCH_DIRECTION | - | Available Choices: [0] all directions [1] quadrants Default: 0 |
(*) optional |