Simple Kriging for grid interpolation from irregular sample points.
| Name | Type | Identifier | Description | Constraints |
Input | Points | Shapes, input | POINTS | - | - |
Target System (*) | Grid, input, optional, CMD | TARGET_TEMPLATE | use this grid's system for output grids | - |
Output | Prediction | Grid, output | PREDICTION | - | - |
Prediction Error (*) | Grid, output, optional | VARIANCE | - | - |
Cross Validation Summary (*) | Table, output, optional | CV_SUMMARY | - | - |
Cross Validation Residuals (*) | Shapes, output, optional | CV_RESIDUALS | - | - |
Options | Attribute | Table field | FIELD | - | - |
Target Grid System | Choice | TARGET_DEFINITION | - | Available Choices: [0] user defined [1] grid or grid system Default: 0 |
Cellsize | Floating point | TARGET_USER_SIZE | - | Minimum: 0.000000 Default: 1.000000 |
West | Floating point | TARGET_USER_XMIN | - | Default: 0.000000 |
East | Floating point | TARGET_USER_XMAX | - | Default: 100.000000 |
South | Floating point | TARGET_USER_YMIN | - | Default: 0.000000 |
North | Floating point | TARGET_USER_YMAX | - | Default: 100.000000 |
Columns | Integer | TARGET_USER_COLS | Number of cells in East-West direction. | Minimum: 1 Default: 100 |
Rows | Integer | TARGET_USER_ROWS | Number of cells in North-South direction. | Minimum: 1 Default: 100 |
Fit | Choice | TARGET_USER_FITS | - | Available Choices: [0] nodes [1] cells Default: 0 |
Grid System | Grid system | TARGET_SYSTEM | - | - |
Error Measure | Choice | TQUALITY | - | Available Choices: [0] Standard Deviation [1] Variance Default: 1 |
Maximum Distance | Floating point, CMD | VAR_MAXDIST | maximum distance for variogram estimation, ignored if set to zero | Minimum: 0.000000 Default: 0.000000 |
Lag Distance Classes | Integer, CMD | VAR_NCLASSES | initial number of lag distance classes | Minimum: 1 Default: 100 |
Skip | Integer, CMD | VAR_NSKIP | - | Minimum: 1 Default: 1 |
Model | Text, CMD | VAR_MODEL | - | Default: a + b * x |
Logarithmic Transformation | Boolean | LOG | - | Default: 0 |
Block Kriging | Boolean | BLOCK | - | Default: 0 |
Block Size | Floating point | DBLOCK | Edge length [map units] | Minimum: 0.000000 Default: 100.000000 |
Cross Validation | Choice | CV_METHOD | - | Available Choices: [0] none [1] leave one out [2] 2-fold [3] k-fold Default: 0 |
Cross Validation Subsamples | Integer | CV_SAMPLES | number of subsamples for k-fold cross validation | Minimum: 2 Default: 10 |
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 |
(*) optional |