[R] dotchart for matrix data

[e-letter]

On 18/12/2010, Peter Ehlers <ehlers at ucalgary.ca> wrote:
> On 2010-12-18 07:50, e-letter wrote:
>>> Ben Bolker
>>> Sat, 18 Dec 2010 07:07:24 -0800
>
> [... snip ...]
>
>> I am trying to create a chart like this
>> (http://www.b-eye-network.com/images/content/Fig4_3.jpg); so this is
>> not possible using R?
>
> That looks an awful lot like what lattice's dotplot would
> produce. So: have you tried dotplot() as Ben has suggested?
>

Unfortunately I have been unable to use the "melt" package; 3 mirrors
have failed to install. What I don't understand is why the objects
created are not in the correct format, otherwise how would the plot be
created?