Abstract
A characteriztion is presented of the class of stationary processes that have polynomial covariance functions of degree less than or equal to 4 on an interval. The results extend to isotropic random fields and have applications in spatial statistics.
Citation
Sinjini Mitra. Tilmann Gneiting. Zolt\'an Sasv\'ari. "Polynomial covariance functions on intervals." Bernoulli 9 (2) 229 - 241, April 2003. https://doi.org/10.3150/bj/1068128976
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