Browsing by Subject "Bayes model"
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Article
On the posterior median estimators of possibly sparse sequences
(2005)We adopt the Bayesian paradigm and discuss certain properties of posterior median estimators of possibly sparse sequences. The prior distribution considered is a mixture of an atom of probability at zero and a symmetric ...
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Article
Wavelet thresholding via a Bayesian approach
(1998)We discuss a Bayesian formalism which gives rise to a type of wavelet threshold estimation in nonparametric regression. A prior distribution is imposed on the wavelet coefficients of the unknown response function, designed ...