\title{Contour Plot of the Bivariate Generalised Gaussian Density}
\title{Contour Plot of the Bivariate Generalised Gaussian Density}
\usage{
\usage{
contourmvggd(mu, Sigma, beta,
contourmggd(mu, Sigma, beta,
xlim = c(mu[1] + c(-10, 10)*Sigma[1, 1]),
xlim = c(mu[1] + c(-10, 10)*Sigma[1, 1]),
ylim = c(mu[2] + c(-10, 10)*Sigma[2, 2]),
ylim = c(mu[2] + c(-10, 10)*Sigma[2, 2]),
zlim = NULL, npt = 30, nx = npt, ny = npt,
zlim = NULL, npt = 30, nx = npt, ny = npt,
...
@@ -31,7 +31,7 @@ contourmvggd(mu, Sigma, beta,
...
@@ -31,7 +31,7 @@ contourmvggd(mu, Sigma, beta,
\item{nlevels, levels}{arguments to be passed to the \code{\link{contour}} function.}
\item{nlevels, levels}{arguments to be passed to the \code{\link{contour}} function.}
\item{tol}{tolerance (relative to largest variance) for numerical lack of positive-definiteness in Sigma, for the estimation of the density. see \code{\link{mvdggd}}.}
\item{tol}{tolerance (relative to largest variance) for numerical lack of positive-definiteness in Sigma, for the estimation of the density. see \code{\link{dmggd}}.}
\item{...}{additional arguments to \code{\link{plot.window}}, \code{\link{title}}, \code{\link{Axis}} and \code{\link{box}}, typically \link{graphical parameters} such as \code{cex.axis}.}
\item{...}{additional arguments to \code{\link{plot.window}}, \code{\link{title}}, \code{\link{Axis}} and \code{\link{box}}, typically \link{graphical parameters} such as \code{cex.axis}.}
}
}
...
@@ -46,7 +46,7 @@ with mean vector \code{mu}, dispersion matrix \code{Sigma} and shape parameter \
...
@@ -46,7 +46,7 @@ with mean vector \code{mu}, dispersion matrix \code{Sigma} and shape parameter \
mu <- c(1, 4)
mu <- c(1, 4)
Sigma <- matrix(c(0.8, 0.2, 0.2, 0.2), nrow = 2)
Sigma <- matrix(c(0.8, 0.2, 0.2, 0.2), nrow = 2)
beta <- 0.74
beta <- 0.74
contourmvggd(mu, Sigma, beta)
contourmggd(mu, Sigma, beta)
}
}
\references{
\references{
...
@@ -55,9 +55,9 @@ Commun. Statist. 1998, Theory Methods, col. 27, no. 23, p 589-600.
...
@@ -55,9 +55,9 @@ Commun. Statist. 1998, Theory Methods, col. 27, no. 23, p 589-600.
\doi{10.1080/03610929808832115}
\doi{10.1080/03610929808832115}
}
}
\seealso{
\seealso{
\code{\link{plotmvggd}}: plot of a bivariate generalised Gaussian density.
\code{\link{plotmggd}}: plot of a bivariate generalised Gaussian density.
\code{\link{mvdggd}}: Probability density of a multivariate generalised Gaussian distribution.
\code{\link{dmggd}}: Probability density of a multivariate generalised Gaussian distribution.