[R] Package: cluster -- plot.partition() change title: main=""

Martin Maechler maechler at stat.math.ethz.ch
Thu Feb 6 10:47:03 CET 2003

>>>>> "MM" == Martin Maechler <maechler at stat.math.ethz.ch>
>>>>>     on Thu, 6 Feb 2003 10:35:32 +0100 writes:

>>>>> "BernPf" == Pfaff, Bernhard <Bernhard.Pfaff at drkw.com>
>>>>>     on Wed, 5 Feb 2003 15:55:42 +0100 writes:

    BernPf> I am using the cluster package and by the generation
    BernPf> of plot.partition I ran into the problem that an
    BernPf> alternative title overlaps the default title.

    >>> plot.partition(clara.14,which.plot=2,stand=TRUE, 
    >>> main="Silhouette plot of 14 clusters")

    MM> { using an explicit method call which is ``discouraged''.
    MM> Simply using  plot(.......) gives the same result. }

    BernPf> The manual states that all optional arguments for
    BernPf> clusplot.default may also be supplied to
    BernPf> plot.partition(). Altering the title in clusplot()
    BernPf> works.  Question: What am I doing wrong and what
    BernPf> would be the correct way to insert the graphic title
    BernPf> "Silhouette plot of 14 clusters" alone?

Instead of patching, there's a much easier solution, I had
	plot(silhouette(clara.14), main = "Silhouette plot of 14 clusters")

calling the plot.silhouette() method indirectly which has its own
help page.

Martin Maechler <maechler at stat.math.ethz.ch>	http://stat.ethz.ch/~maechler/
Seminar fuer Statistik, ETH-Zentrum  LEO C16	Leonhardstr. 27
ETH (Federal Inst. Technology)	8092 Zurich	SWITZERLAND
phone: x-41-1-632-3408		fax: ...-1228			<><

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