Variography is literally study of (spatial) variation, usually depicted as a variogram, which depicts how variance is related to distance between observation sites. Kriging is an interpolation method which creates and uses variogram models. The weights of existing values are deduced from the variogram model.
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|ID||P||Question or exercise|
|3963||1||Explain why kriging belongs to spatial autoregression and not to autocorrelation an not to spatial regression.||Open|
|3936||3|| The demo data for Autocorrelation and Variogram in the SDC are the mean precipitation data in May in the Baltic meteorological stations.