which parameter is used as a prior for exponential covariance why use priors in bayesian analysis can priors be used for exponential exponential covariance why use priors for exponential which prior can be used for exponential covariance? does spatial covariance require priors what are spatial covariance priors priors for exponential covariance what priors do you use for spatial covariance prior choice for exponential spatial covariance priors for spatial covariance how to use priors in spatial covariance what is spatial covariance priors priors for spatial covariance is spatial covariance a priori what kind of priors are used for exponential spatial covariance spatial covariance priors which priors are used for spatial covariance priors spatial covariance which prior to use for exponential spatial covariance