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Results tagged with geostatistical-analyst
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user 25070
Geostatistical Analyst is an ArcGIS Desktop extension, that provides a suite of tools for spatial data exploration and surface generation.
1
vote
Why do the range of values change when I export geostatistical layer to raster?
The conversion of a geostatistical model to a raster will discretize the support (creating pixels). The value of the pixels will be defined at their center, so if the maximum/minimum is not at the cen …
- 49.9k
1
vote
Cross-validation and optimal p power in IDW
cross validation uses a set of point for the validation that is different from the set o points used in the model. Therefore the RMSE with an independant set of point is larger than the RMSE on the po …
- 49.9k
5
votes
Is kriging an exact interpolation method?
in theory, ordinary kriging is exact. However, if you interpolate on a grid, the probability that the center of the pixel (where the interpolated value is computed) falls exactly on an observed point …
- 49.9k