Nothing
plot.epdfmv = function (x, use.plot3d=FALSE, xlab="x1", ylab="x2", npoints=30, ..., all=FALSE)
{ epdfmv.f = x
. = attributes (epdfmv.f)
n = .$n
if (.$m != 2)
stop ("can only plot epdfmv if bivariate")
if (all)
{ par (mfrow=c (2, 2) )
p0 = par (mar=c (2, 2.5, 1, 0.175) )
ecdfmv.f = function (x) {.ecdfmv.eval (x)}
attributes (ecdfmv.f) = attributes (epdfmv.f)
plot (epdfmv.f, FALSE, xlab, ylab, npoints, drawlabels=FALSE, ...)
plot (epdfmv.f, TRUE, xlab, ylab, npoints, ...)
plot (ecdfmv.f, FALSE, xlab, ylab, npoints, drawlabels=FALSE, ...)
plot (ecdfmv.f, TRUE, xlab, ylab, npoints, ...)
par (p0)
}
else
{ x = seq (min (.$x [,1]), max (.$x [,1]), length.out=npoints)
y = seq (min (.$x [,2]), max (.$x [,2]), length.out=npoints)
z = outer (x, y, .mix, epdfmv.f)
if (use.plot3d)
plot3d.surf (x, y, z, xlab=xlab, ylab=ylab, ...)
else
contour (z=z, xlab=xlab, ylab=ylab, ...)
}
}
plot.ecdfmv = function (x, use.plot3d=FALSE, xlab="x1", ylab="x2", npoints=30, ...)
{ ecdfmv.f = x
. = attributes (ecdfmv.f)
n = .$n
if (.$m != 2)
stop ("can only plot ecdfmv if bivariate")
x = seq (min (.$x [,1]), max (.$x [,1]), length.out=npoints)
y = seq (min (.$x [,2]), max (.$x [,2]), length.out=npoints)
z = outer (x, y, .mix, ecdfmv.f)
if (use.plot3d)
plot3d.surf (x, y, z, xlab=xlab, ylab=ylab, ...)
else
contour (z=z, xlab=xlab, ylab=ylab, ...)
}
.mix = function (x, y, f)
f (cbind (x, y) )
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