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\name{chgDefaults-methods}
\title{Change Defaults (Parameters) of "Psi Function" Objects}
\docType{methods}
\alias{chgDefaults}% the generic
\alias{chgDefaults-methods}
\alias{chgDefaults,ANY-method}
\alias{chgDefaults,psi_func-method}
\description{
To modify an object of class \code{\linkS4class{psi_func}},
i.e. typically change the tuning parameters, the generic function
\code{chgDefaults()} is called and works via the corresponding method.
}
\section{Methods}{
\describe{
\item{\code{object = "psi_func"}}{The method is used to change the default
values for the tuning parameters, and returns an object of class
\code{\linkS4class{psi_func}}, a copy of input \code{object}
with the slot \code{tDefs} possibly changed;.
}
}
}
\seealso{
\code{\link{psiFunc}}
}
\examples{
## Hampel's psi and rho:
H.38 <- chgDefaults(hampelPsi, k = c(1.5, 3.5, 8))
H.38
plot(H.38)
## for more see ?psiFunc
}
\keyword{methods}
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