Re: [R] Newbie guide for plot & graphics functions?

From: Christophe Pouzat <christophe.pouzat_at_univ-paris5.fr>
Date: Sat 16 Jul 2005 - 00:41:40 EST

If you have a little bit of time, check out Ross Ihaka's Lectures on "Information Visualisation". The specific examples he gives are built with R:

http://www.stat.auckland.ac.nz/~ihaka/120/

Time could be required because this stuff is so great that you want to read all of it...

Christophe.

Pete Cap wrote:

>Hello all,
>
>Can anyone point me to a decent introduction to using the plotting and assorted graphics functions in R?
>
>I keep getting simple errrors and I can't figure out why, for example:
>
>
>
>>image(x,y,z)
>>
>>
>Error in image.default(x, y, z) : dimensions of z are not length(x)(+1) times length(y)(+1)
>
>
>>length(x)
>>
>>
>[1] 206
>
>
>>length(y)
>>
>>
>[1] 40
>
>
>>dim(z)
>>
>>
>[1] 207 41
>
>
>It seems to me as if R is wrong--the matrix z is obviously of length(x)+1 times length(y)+1--but just as obviously I'm missing something essential. Are there any "newbie" guides out there for getting started?
>TIA,
>
>Pete
>
>
>
>---------------------------------
>
>
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-- 
A Master Carpenter has many tools and is expert with most of them.If you
only know how to use a hammer, every problem starts to look like a nail.
Stay away from that trap.
Richard B Johnson.
--

Christophe Pouzat
Laboratoire de Physiologie Cerebrale
CNRS UMR 8118
UFR biomedicale de l'Universite Paris V
45, rue des Saints Peres
75006 PARIS
France

tel: +33 (0)1 42 86 38 28
fax: +33 (0)1 42 86 38 30
web: www.biomedicale.univ-paris5.fr/physcerv/C_Pouzat.html

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Received on Sat Jul 16 00:44:51 2005

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