\name{tuning}
 \alias{tuning}
 \alias{tuning<-}
 \title{Tuning parameters for Metropolis-Hastings proposals}
 \description{
   Accessor and replacement methods for tuning the Metropolis-Hastings
   proposal parameters.
 }
 \usage{
 tuning(object)
 }
 \arguments{
   \item{object}{ Object of class \code{XdeParameter} }
 }
 \details{
   See the XdeParameterClass vignette
 }
 \value{
   A numerical vector
 }
 \author{R. Scharpf}
 \keyword{methods}