[R] Superscript and subscrib R for legend x-axis and y-axis and colour different subjects in longitudinal data with different colours

Rosa Oliveira rosita21 at gmail.com
Wed Aug 2 18:00:34 CEST 2017


Dear all and Pikal (in particular :))

Pikal, I’m sorry. It works!!! 

Thank you very much :)

Best,
Rosa Oliveira



> On 1 Aug 2017, at 16:31, PIKAL Petr <petr.pikal at precheza.cz> wrote:
> 
> Hi
>  
> Keep your messages coppied to R helplist, others could give you answers too.
>  
> See in line
>  
> From: Rosa Oliveira [mailto:rosita21 at gmail.com] 
> Sent: Tuesday, August 1, 2017 4:38 PM
> To: PIKAL Petr <petr.pikal at precheza.cz>
> Subject: Re: [R] Superscript and subscrib R for legend x-axis and y-axis and colour different subjects in longitudinal data with different colours
>  
> Hi Pikal, 
>  
> I looked your message, but I think you do not answer the question, right?
>  
>  
> Why do you think so. did you try it?
>  
> I basically suggested
>  
> plot(c(1:5), type = "n",
> xlab=expression("t"[i]),
> ylab=expression("y"^ij))
> mtext(expression(lambda^2))
>  
> which by my humble opinion is precisely what you wanted.
>  
> I want to write t_i instead of "Day in ICU” [i subscript for t] and y_ij instead of "CRP (mg/dL)” [ij superscript for y].
>  
> If it is not you need to express yourself more clearly. My crystal ball is broken.
>  
> Cheers
> Petr
>  
> On 31 Jul 2017, at 13:44, PIKAL Petr <petr.pikal at precheza.cz <mailto:petr.pikal at precheza.cz>> wrote:
>  
> Hi
>  
>  
> From: Rosa Oliveira [mailto:rosita21 at gmail.com <mailto:rosita21 at gmail.com>] 
> Sent: Monday, July 31, 2017 11:47 AM
> To: Martin Maechler <maechler at stat.math.ethz.ch <mailto:maechler at stat.math.ethz.ch>>
> Cc: PIKAL Petr <petr.pikal at precheza.cz <mailto:petr.pikal at precheza.cz>>; r-help mailing list <r-help at r-project.org <mailto:r-help at r-project.org>>
> Subject: Re: [R] Superscript and subscrib R for legend x-axis and y-axis and colour different subjects in longitudinal data with different colours
>  
> Hi, everyone,
>  
> Before everything, thanks. Lots of thanks ;)!!!!
>  
> I don’t think you understood everything I need to do.
>  
> Most probably because you did not tell precisely what you really want.
>  
> I want to write t_i instead of "Day in ICU” [i subscript for t] and y_ij instead of "CRP (mg/dL)” [ij superscript for y]. The label of the axis… :( 
>  
> So something like that.
> plot(c(1:5), CRP7raw[1,], type = "n", xlim=c(1,5),
> ylim=c(-10,5) ,
> xlab=expression("t"[i]),
> ylab=expression("y"^ij))
> mtext(expression(lambda^2))
>  
> Cheers
> Petr
>  
> Can you help me on that task?
>  
> Thanks!!!!! 
>  
> Best,
> Rosa Oliveira
>  
>  
> On 31 Jul 2017, at 10:28, Martin Maechler <maechler at stat.math.ethz.ch <mailto:maechler at stat.math.ethz.ch>> wrote:
>  
> PIKAL Petr <petr.pikal at precheza.cz <mailto:petr.pikal at precheza.cz>>
>    on Mon, 31 Jul 2017 09:11:18 +0000 writes:
>  
> Hi Martin see in line
>  
> -----Original Message----- From: Martin Maechler
> [mailto:maechler at stat.math.ethz.ch <mailto:maechler at stat.math.ethz.ch>] Sent: Monday, July
> 31, 2017 10:52 AM To: PIKAL Petr <petr.pikal at precheza.cz <mailto:petr.pikal at precheza.cz>>
> Cc: Rosa Oliveira <rosita21 at gmail.com <mailto:rosita21 at gmail.com>>; r-help mailing
> list <r-help at r-
>    project.org <http://project.org/>> 
> 
> Subject: Re: [R] Superscript and subscrib R for legend
> x-axis and y-axis and colour different subjects in
> longitudinal data with different colours
> 
> 
> 
> Hi Rosa > something like
>  
> plot(1,1, sub=expression(lambda^"2"))
>  
> So with your example, do you want something like
>  
> plot(c(1:5), CRP7raw[1,], type = "n", xlim=c(1,5),
> ylim=c(-10,5) , > xlab="Day in ICU", > ylab="CRP
> (mg/dL)", > sub = mtext(expression(lambda^2)))
> 
> OOps!  Either plot( ..., sub = *) or plot( ... ) ;
> mtext(*)
> 
> but not both!
>  
> You are right, I used a code from OP and did not much
> think about it. Strangely enough, the code worked without
> any complain. Probably mtext is "stronger" than sub and
> overrides it.
> 
> Well, well, "the magic of R"  .....
> Not quite:  mtext(..) is a valid function call that is evaluated
> before plot() finishes; then it returns NULL invisibly, and
> 'plot(*, sub=NULL)' does nothing "coincidentally" (but for good
> reasons)
> 
> Martin
> 
> 
> Cheers Petr
>  
>  
> CRP7graph <- apply(CRP7, 1, lines, col="gray")
>  
> Cheers > Petr
> 
> 
> 
> -----Original Message----- > > From: R-help
> [mailto:r-help-bounces at r-project.org <mailto:r-help-bounces at r-project.org>] On Behalf Of Rosa >
> 
> Oliveira > > Sent: Friday, July 28, 2017 5:07 PM > >
> To: r-help mailing list <r-help at r-project.org <mailto:r-help at r-project.org>>;
> R-help at r-project.org <mailto:R-help at r-project.org> > > Subject: [R] Superscript and
> subscrib R for legend x-axis and y-axis > > and colour
> different subjects in longitudinal data with different >
> 
> colours
> 
> 
> I am trying to make a x-axis and y-axis titles with
> both a special > > character and a subscript. I am not
> being able to do this. I think > > its just a placing of
> my parenthesis, but I've tried (seemingly) everything.
> 
> 
> Even more, when I try the blog users code it works.
> 
> 
> 
> Is it because I’m using longitudinal data?
> 
> 
> 
> Even more. Is it possible to colour each one of the
> 15 lines with a > > different colour?
> 
> 
> 
> 
> 
> 
> 
> library(ggplot2) > > library(reshape) > >
> library(lattice) > > library(gtable) > > library(grid)
> 
> 
> attach(mtcars)
> 
> beta0 = rnorm (15, 1, .5) > > beta1 = rnorm (15, -1,
> .5)
> 
> 
> tempo = seq(1:5)
> 
> CRP7raw = matrix(NA, 15, 5) > > CRP7 = matrix(NA, 15,
> 5) > > CRP98raw = matrix(NA, 15, 5) > > CRP98 =
> matrix(NA, 15, 5)
> 
> 
> crp <- for (i in 1:15) { > > CRP7raw[i,] = beta0[i] +
> beta1[i] * tempo > > CRP7[i,] = CRP7raw[i,] + rnorm(5, 0,
> 2.14)
> 
> 
> CRP98raw[i,] = beta0[i] + beta1[i] * tempo > >
> CRP98[i,] = CRP98raw[i,] + rnorm(5, 0, .1) > > }
> 
> 
> 
> # plot(c(1:5), CRP7raw[1,], type = "n", xlim=c(1,5),
> ylim=c(-10,5) , > > # xlab="Day in ICU", > > # ylab="CRP
> (mg/dL)", > > # sub = mtext(expression(paste(lambda)))
> 
> #
> # CRP7graph <- apply(CRP7, 1, lines, col="gray")
> 
> 
> 
> 
> 
> 
> # plot(c(1:5), CRP98raw[1,], type = "n", xlim=c(1,5),
> ylim=c(-10,5), > > # xlab="Day in ICU", > > # ylab="CRP
> (mg/dL)") > > # CRP98graph <- apply(CRP98, 1, lines,
> col="gray")
> 
> 
> par(mfrow=c(1,2))
> 
> plot(c(1:5), CRP7raw[1,], type = "n", xlim=c(1,5),
> ylim=c(-10,5) , > > xlab="t_i", > > ylab="y_ij", > > sub
> = "lambda = 0.7")
> 
> 
> CRP7graph <- apply(CRP7, 1, lines, col="gray")
> 
> 
> plot(c(1:5), CRP98raw[1,], type = "n", xlim=c(1,5),
> ylim=c(-10,5), > > xlab="Day in ICU", > > ylab="CRP
> (mg/dL", > > sub = "lambda = 0.98") > > CRP98graph <-
> apply(CRP98, 1, lines, col="gray")
> 
> 
> 
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> 
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