Interpolation model | Parameter P or smooth coefficienta | Maximum number of prediction points within the search radius | Minimum number of prediction points within the search radius | Orientation angleb |
---|---|---|---|---|
IDW | 1.1102 | 16 | 9 | 0 |
GPI | 2 | – | – | – |
LPI | 1 | 14 | 11 | 0 |
TSPLINE | 1 | 15 | 10 | 0 |
OK | 0.12 | 13 | 9 | 45 |
SK | 0.138 | 5 | 2 | 0 |
UK | 1 | 30 | 20 | 45 |