[R] An array of an array of boxplots in lattice

[Deepayan Sarkar]

On Mon, Nov 17, 2008 at 11:15 AM, Chuck Cleland <ccleland at optonline.net> wrote:
> On 11/17/2008 1:50 PM, steve wrote:
>> Using the data set fgl in MASS the following code
>>
>> layout(matrix(1:9,3,3))
>> for(i in 1:9){
>> boxplot(fgl[,i] ~ type, data = fgl,main=dimnames(fgl)[[2]][i])}
>>
>> produces a 3 by 3 array of plots, each one of which consists of six
>> boxplots.
>>
>> Is it possible to do this in lattice?
>
> library(MASS)
> library(lattice)
>
> newdf <- reshape(fgl, varying =
> list(c('RI','Na','Mg','Al','Si','K','Ca','Ba','Fe')),
>                      v.names = 'Y',
>                   times=c('RI','Na','Mg','Al','Si','K','Ca','Ba','Fe'),
>                      direction='long')

And a slightly less verbose version of this step is:

newdf <- do.call(make.groups, fgl[-10])
newdf$type <- fgl$type

followed by

bwplot(data ~ which | type, data = newdf, <etc.>)

-Deepayan

> bwplot(Y ~ type | time, data = newdf, ylab="",
>           scales=list(y=list(relation='free')))
>
>> Steve
>>
>>  "R version 2.7.2 (2008-08-25)" on Ubuntu 6.06
>>
>> ______________________________________________
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>> and provide commented, minimal, self-contained, reproducible code.
>
> --
> Chuck Cleland, Ph.D.
> NDRI, Inc. (www.ndri.org)
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>
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>