[R] Description of x-axis

[Christian Oswald]

Thanks,
that works but what are the coordinates of "at" in the y-direction? On
which y-position mtext plots?

Christian






Jeff Bricker schrieb:
> ?mtext, also ?barplot since barplot returns midpoints of the bars.
> 
> also ?rep for setting up a vector of repeating values.
> 
> something like this:
> xLabels<-c(rep("2003",4),rep("2005",11),rep("2006",5))
> midPoints<-barplot(<your original statements here>)
> mtext(xLabels,side=1,at=apply(midPoints,2,mean))
> 
> On 9/11/06, Christian Oswald <c.oswald at matsci.uni-sb.de> wrote:
>> Hello,
>>
>> I have made a barplot with some data and need a description below the
>> x-axis. For example there are 20 values and I need a description "2003"
>> for the first four values, then "2005" for the next eleven and "2006"
>> for the last five values.
>>
>> I want the description below the x-axis-labels and above the x-axis
>> title.
>>
>> Thanks,
>>
>> Christian
>>
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> 
> 
> 


-- 
Diplom-Ingenieur Christian Oswald
Universitaet des Saarlandes
Lehrstuhl fuer Pulvertechnologie von Glas und Keramik
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