Nothing
plot_DiscrFact_p2 <-
function (x, xlab = "Discriminant Factor", ylab = "Clusters", main, xlim,
print.Discr = TRUE, main.pre, ...)
{
n = x$x$int$dim[1]
if (missing (main))
main = "Silhouette Plot"
if (!missing (main.pre) && !is.null (main.pre))
main <- paste (main.pre, main)
if (missing (xlim))
xlim = c (x$ylimmin,0)
plot (0, 0, xlim = xlim,ylim = c (1,n), type = "n", xlab = xlab, ylab = ylab,
main = main, axes = FALSE, ...)
axis (side = 1)
cs = c (0, cumsum (c (x$x$int$dim[1] - sum (x$x$size), x$x$size)))
{
ylines <- cs[-1]
ylines <- ylines[-length (ylines)]
abline (h = ylines, lty = 2)
}
cs = (cs[-1] + cs[-length(cs)]) / 2
axis (side = 2, at = cs, labels = c ("O", 1:x$x$k))
box ()
cury = 0
for (k in 0:x$x$k)
{
grupo.k <- sort (x$assignfact[x$ind == k])
gs = length (grupo.k)
if (gs > 0)
polygon (c (0, grupo.k, 0), c (1, 1:gs, gs) + cury, border = 0, col =
k + 1)
{
ll <- cury
ul <- cury + gs
if (k == 0)
ll <- par ("usr")[3]
if (k == x$x$k)
ul <- par ("usr")[4]
}
cury = cury + gs
}
xpos = sum (par ("usr")[1:2] * c (1, 4)) / 5
if (print.Discr)
legend ("topleft", legend = format (x$mean.DiscrFact[(x$x$k + 1):1],
digits = 4), inset = 0.04, col = 1 + (x$x$k:0), pch = 15,
title = "Mean Discriminant Factors", box.lwd = 0, bty = "n")
abline (v = x$threshold + 1, lty = 2)
}
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