POT (version 1.1-11)

plot.bvpot: Graphical Diagnostics: the Bivariate Extreme Value Distribution Model.

Description

Plot several graphics to judge goodness of fit of the fitted model.

Usage

# S3 method for bvpot
plot(x, mains, which = 1:3, ask = nb.fig < length(which)
&& dev.interactive(), ...)

Value

Several plots.

Arguments

x

An object of class "bvpot". Most often, the object returned by the fitbvgpd function.

mains

May be missing. If present a 3--vector of character strings which gives the titles of the plots.

which

a numeric vector which specifies which plot must be drawn : '1' for Pickands' Dependence Function plot, '2' for a bivariate return level plot, '3' for the spectral density plot.

ask

Logical. If TRUE, user is asked before each plot.

...

Other parameters to pass to the plot function.

Author

Mathieu Ribatet

See Also

fitbvgpd

Examples

x <- rbvgpd(1000, alpha = 0.55, mar1 = c(0,1,0.25), mar2 = c(2,0.5,0.1))
Mlog <- fitbvgpd(x, c(0, 2), "log")
layout(matrix(c(1,1,2,2,0,3,3,0), 2, byrow = TRUE))
plot(Mlog)