kriging definition wikipedia kriging variance of is minimized subject to the unbiasedness condition what is the kriging error how is variance minimized on kriging what is the kriging error how does kriging work for a linear curve kriging how is variance minimized kriging is minimized subject to which condition how is kriging error derived what is kriging how to calculate kriging error how kriging is derived kriging is minimized subject to _______. how is the kriging error computed and minimized how does kriging use an unbiased which condition minimizes kriging variance what is kriging error why is kriging minimized how does kriging work how are kriging errors calculated