[R] Data formatting for matplot

Tim Clark mudiver1200 at yahoo.com
Mon Sep 28 18:59:56 CEST 2009


Thanks for everyones help.  It is great to have a number of options that result in the same graph.  

Aloha,

Tim


Tim Clark
Department of Zoology 
University of Hawaii


--- On Mon, 9/28/09, Henrique Dallazuanna <wwwhsd at gmail.com> wrote:

> From: Henrique Dallazuanna <wwwhsd at gmail.com>
> Subject: Re: [R] Data formatting for matplot
> To: "Tim Clark" <mudiver1200 at yahoo.com>
> Cc: r-help at r-project.org
> Date: Monday, September 28, 2009, 1:43 AM
> Tim,
> 
> With Gabor examples, I understand this,
> 
> You can get a similar graph with  plot:
> 
> with(mydat, plot(x, y, col = id))
> 
> On Mon, Sep 28, 2009 at 3:01 AM, Tim Clark <mudiver1200 at yahoo.com>
> wrote:
> > Henrique,
> >
> > Thanks for the suggestion.  I think I may not
> understand matplot() because the graph did not come out like
> it should have.  Gabor suggested:
> >
> > library(lattice)
> > xyplot(y ~ x, mydat, groups = id)
> >
> > Which gave what I was looking for.  Is there a way to
> get matplot() to give the same graph?  I don't have to use
> matplot(), but would like to understand its use.
> >
> > Thanks,
> >
> > Tim
> >
> >
> > Tim Clark
> > Department of Zoology
> > University of Hawaii
> >
> >
> > --- On Sun, 9/27/09, Henrique Dallazuanna <wwwhsd at gmail.com>
> wrote:
> >
> >> From: Henrique Dallazuanna <wwwhsd at gmail.com>
> >> Subject: Re: [R] Data formatting for matplot
> >> To: "Tim Clark" <mudiver1200 at yahoo.com>
> >> Cc: r-help at r-project.org
> >> Date: Sunday, September 27, 2009, 4:47 PM
> >> You can try this:
> >>
> >> matplot(do.call(cbind, split.dat))
> >>
> >> On Sun, Sep 27, 2009 at 11:42 PM, Tim Clark <mudiver1200 at yahoo.com>
> >> wrote:
> >> > Dear List,
> >> >
> >> > I am wanting to produce a multiple line plot,
> and know
> >> I can do it with matplot but can't get my data in
> the format
> >> I need.  I have a dataframe with three columns;
> individuals
> >> ID, x, and y.  I have tried split() but it gives
> me a list
> >> of matrices, which is closer but not quite what I
> need.
> >>  For example:
> >> >
> >> > id<-rep(seq(1,5,1),length.out=100)
> >> > x<-rnorm(100,5,1)
> >> > y<-rnorm(100,20,5)
> >> >
> >> > mydat<-data.frame(id,x,y)
> >> > split.dat<-split(mydat[,2:3],mydat[,1])
> >> >
> >> > I would appreciate your help in either how to
> get this
> >> into a format acceptable to matplot or other
> options for
> >> creating a multiple line plot.
> >> >
> >> > Thanks,
> >> >
> >> > Tim
> >> >
> >> >
> >> >
> >> > Tim Clark
> >> > Department of Zoology
> >> > University of Hawaii
> >> >
> >> >
> ______________________________________________
> >> > 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.
> >> >
> >>
> >>
> >>
> >> --
> >> Henrique Dallazuanna
> >> Curitiba-Paraná-Brasil
> >> 25° 25' 40" S 49° 16' 22" O
> >>
> >
> >
> >
> >
> 
> 
> 
> -- 
> Henrique Dallazuanna
> Curitiba-Paraná-Brasil
> 25° 25' 40" S 49° 16' 22" O
> 







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