[R] help in plotting

David Winsemius dwinsemius at comcast.net
Sun Nov 25 22:15:42 CET 2007


Duncan Murdoch <murdoch at stats.uwo.ca> wrote in
news:4749C666.6010803 at stats.uwo.ca: 

> On 25/11/2007 1:00 PM, John Kane wrote:
>> That code seems to put the legend basically out of
>> range.
>> 
>> For the last line try x= 8 rather than 10.
>> 
>> legend(x=8,y=.3,paste("Scale=",c(1,2,4,8)),lty=1:4)
> 
> Or use one of the named locations, e.g.
> 
> legend("topright",paste("Scale=",c(1,2,4,8)),lty=1:4)
> 
> Duncan Murdoch

My apologies. The original had this line immediately preceding the code I 
pasted.

x <- seq(0,30,length=100)

I had an "x" lying around my workspace that did not let me see the errant 
default behavior.

-- 
David Winsemius

>> 
>> --- David Winsemius <dwinsemius at comcast.net> wrote:
>> 
>>> "G Ilhamto" <gilhamto at gmail.com> wrote in
>>>
>> news:bebd16360711232355q5e1e68eeke177f7f061829d9c at mail.gmail.com:
>>>
>>>> I want to combine several plots in one graph.
>>>> I did this: plot(a1); plot(a2, add=TRUE);
>>> ...plot(a5, add=TRUE)
>>>> The problem is the more plot we put, the more
>>> complex the graph.
>>>> Is there any way to label each line; or other way
>>> just to make sure I
>>>> know which one which?
>>>>
>>> Try:
>>> ?legend
>>>
>>> This is a worked example taken from Seefeld and
>>> Kim's monograph:
>>>
>> <http://cran.r-project.org/doc/contrib/Seefeld_StatsRBio.pdf>
>>> plot(x,dgamma(x,shape=2,scale=1), type='l',xlab="x",
>>> ylab="f(x)", main="Gamma pdf's")
>>> lines(x,dgamma(x,shape=2,scale=2),lty=2)
>>> lines(x,dgamma(x,shape=2,scale=4),lty=3)
>>> lines(x,dgamma(x,shape=2,scale=8),lty=4)
>>> legend(x=10,y=.3,paste("Scale=",c(1,2,4,8)),lty=1:4)
>>>
>>> -- 
>>> David Winsemius
>>>
>>> ______________________________________________
>>> 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.
>>>
>> 
>> ______________________________________________
>> 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. 
> 
> ______________________________________________
> 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. 
>



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