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- W1878391092 abstract "An original procedure for estimating the model parameters of a noncausal Gauss-Markov random field (GMRF) from noisy observations is proposed. Starting from a suitable 'local' representation of the field and taking into account the symmetry property of the so-called 'potential fields' describing the GMRF, a linear equation system relating the model parameters to the (generally, nonstationary) 2D autocorrelation function (ACF) of the observed field is derived. Its solution for a known (or estimated) ACF directly gives the parameter estimates of the GMRF. The unknown variance of the eventually present observation noise can be also estimated jointly with the model parameters." @default.
- W1878391092 created "2016-06-24" @default.
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- W1878391092 date "2002-11-19" @default.
- W1878391092 modified "2023-09-25" @default.
- W1878391092 title "Model parameter estimation for 2D noncausal Gauss-Markov random fields" @default.
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- W1878391092 doi "https://doi.org/10.1109/isit.1995.531528" @default.
- W1878391092 hasPublicationYear "2002" @default.
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