Re: [R] How to name variables in a single plot

From: Gabor Grothendieck <ggrothendieck_at_gmail.com>
Date: Thu 02 Jun 2005 - 02:19:36 EST

On 6/1/05, Amir Safari <amsa36060@yahoo.com> wrote:
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>
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> Dear R Friends ,
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> I want to name my variables( more than 2 variables in a single plot) within a plot to distinct them from each other, but I cann't. How it is possible? I don't mean x and y axis using xlab or ylab. At the below , it follows some lines, only as an example that you could try please, if it is possible. I really thanks for your attention.
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> Amir
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> library(graphics)
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> y<- c(1:100)
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> x1<-seq(0.1,10, by=0.1)
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> x2<-seq(0.5,50,by=0.5)
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> mydata<- data.frame( y=y, x1=x1, x2=x2)
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> matplot(mydata, type = "l" )
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> matplot(mydata, type = "l" ,xlab="Time")
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> matplot(mydata, type = "l" ,xlab="Time",ylab="MSE ")
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>

example(matplot) gives some alternative ways of doing this. Another way, not shown there, is via text:

text(rep(100,3), mydata[100,], colnames(mydata), pos = 2)



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