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Commit f6abe9a6 authored by SANTAGOSTINI Pierre's avatar SANTAGOSTINI Pierre
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mvdggd renamed into dmggd

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% Generated by roxygen2: do not edit by hand % Generated by roxygen2: do not edit by hand
% Please edit documentation in R/contourmvggd.R % Please edit documentation in R/contourmvggd.R
\name{contourmvggd} \name{contourmggd}
\alias{contourmvggd} \alias{contourmggd}
\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.
} }
\author{ \author{
Pierre Santagostini, Nizar Bouhlel Pierre Santagostini, Nizar Bouhlel
......
% Generated by roxygen2: do not edit by hand % Generated by roxygen2: do not edit by hand
% Please edit documentation in R/estparmvggd.R % Please edit documentation in R/estparmvggd.R
\name{estparmvggd} \name{estparmggd}
\alias{estparmvggd} \alias{estparmggd}
\title{Estimation of the Parameters of a Multivariate Generalized Gaussian Distribution} \title{Estimation of the Parameters of a Multivariate Generalized Gaussian Distribution}
\usage{ \usage{
estparmvggd(x, eps = 1e-6, display = FALSE, plot = display) estparmggd(x, eps = 1e-6, display = FALSE, plot = display)
} }
\arguments{ \arguments{
\item{x}{numeric matrix or data frame.} \item{x}{numeric matrix or data frame.}
...@@ -39,10 +39,10 @@ The precision for the estimation of \code{beta} is given by the \code{eps} param ...@@ -39,10 +39,10 @@ The precision for the estimation of \code{beta} is given by the \code{eps} param
mu <- c(0, 1, 4) mu <- c(0, 1, 4)
Sigma <- matrix(c(0.8, 0.3, 0.2, 0.3, 0.2, 0.1, 0.2, 0.1, 0.2), nrow = 3) Sigma <- matrix(c(0.8, 0.3, 0.2, 0.3, 0.2, 0.1, 0.2, 0.1, 0.2), nrow = 3)
beta <- 0.74 beta <- 0.74
x <- mvrggd(100, mu, Sigma, beta) x <- rmggd(100, mu, Sigma, beta)
# Estimation of the parameters # Estimation of the parameters
estparmvggd(x) estparmggd(x)
} }
\references{ \references{
...@@ -51,9 +51,9 @@ IEEE Trans. Signal Processing, vol. 61 no. 23, p. 5960-5971, Dec. 2013. ...@@ -51,9 +51,9 @@ IEEE Trans. Signal Processing, vol. 61 no. 23, p. 5960-5971, Dec. 2013.
\doi{DOI: 10.1109/TSP.2013.2282909} \doi{DOI: 10.1109/TSP.2013.2282909}
} }
\seealso{ \seealso{
\code{\link{mvdggd}}: probability density of a MGGD. \code{\link{dmggd}}: probability density of a MGGD.
\code{\link{mvrggd}}: random generation from a MGGD. \code{\link{rmggd}}: random generation from a MGGD.
} }
\author{ \author{
Pierre Santagostini, Nizar Bouhlel Pierre Santagostini, Nizar Bouhlel
......
...@@ -74,7 +74,7 @@ IEEE Signal Processing Letters, vol. 26 no. 7, July 2019. ...@@ -74,7 +74,7 @@ IEEE Signal Processing Letters, vol. 26 no. 7, July 2019.
\doi{10.1109/LSP.2019.2915000} \doi{10.1109/LSP.2019.2915000}
} }
\seealso{ \seealso{
\link{mvdggd}: probability density of a MGGD. \link{dmggd}: probability density of a MGGD.
} }
\author{ \author{
Pierre Santagostini, Nizar Bouhlel Pierre Santagostini, Nizar Bouhlel
......
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