Abstract
Least-squares estimators and minimum-variance linear unbiased estimators of the unknown mean are studied for homogeneous and isotropic random fields observed on sets of a special kind (a system of concentric circles, a ring).
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Translated from Vychislitel'naya i Prikladnaya Matematika, No. 73, pp. 71–78, 1992.
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Bektashov, S., Yadrenko, M.I. Estimators of the unknown mean of a homogeneous and isotropic random field. J Math Sci 71, 2682–2688 (1994). https://doi.org/10.1007/BF02114046
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DOI: https://doi.org/10.1007/BF02114046