[R] ggplot: dodge positions

Thaler,Thorn,LAUSANNE,Applied Mathematics Thorn.Thaler at rdls.nestle.com
Mon Jul 2 16:02:59 CEST 2012 

Well, that is exactly what I wanted to have. And you were right, it had something to do with package versions. So I updated R and the plot looks exactly the way I wanted  it. Thanks a lot for your help and time.

KR,

-Thorn


> -----Original Message-----
> From: John Kane [mailto:jrkrideau at inbox.com]
> Sent: Montag, 2. Juli 2012 15:58
> To: Thaler,Thorn,LAUSANNE,Applied Mathematics
> Subject: RE: [R] ggplot: dodge positions
> 
> Let's hope it makes it.  Just in case my version is okay let me give
> you my sessionInfo in case we have some subtle difference in settings
> that is having an effect.  Of course it may be the wrong graph.
> 
> sessionInfo()
> R version 2.15.1 (2012-06-22)
> Platform: i686-pc-linux-gnu (32-bit)
> 
> locale:
>  [1] LC_CTYPE=en_US.UTF-8       LC_NUMERIC=C
>  [3] LC_TIME=en_CA.UTF-8        LC_COLLATE=en_US.UTF-8
>  [5] LC_MONETARY=en_CA.UTF-8    LC_MESSAGES=en_US.UTF-8
>  [7] LC_PAPER=C                 LC_NAME=C
>  [9] LC_ADDRESS=C               LC_TELEPHONE=C
> [11] LC_MEASUREMENT=en_CA.UTF-8 LC_IDENTIFICATION=C
> 
> attached base packages:
> [1] grid      stats     graphics  grDevices utils     datasets  methods
> [8] base
> 
> other attached packages:
> [1] RColorBrewer_1.0-5 plyr_1.7.1         reshape2_1.2.1
> scales_0.2.1
> [5] ggplot2_0.9.1
> 
> loaded via a namespace (and not attached):
>  [1] colorspace_1.1-1 dichromat_1.2-4  digest_0.5.2     labeling_0.1
>  [5] MASS_7.3-18      memoise_0.1      munsell_0.3      proto_0.3-9.2
>  [9] stringr_0.6      tools_2.15.1
> 
> John Kane
> Kingston ON Canada
> 
> 
> > -----Original Message-----
> > From: thorn.thaler at rdls.nestle.com
> > Sent: Mon, 2 Jul 2012 15:53:50 +0200
> > To: jrkrideau at inbox.com
> > Subject: RE: [R] ggplot: dodge positions
> >
> > Yes, that would be nice if you could send the graph directly to me.
> > Thanks a billion for your help and your time.
> >
> > KR,
> >
> > -Thorn
> >
> >
> >> -----Original Message-----
> >> From: John Kane [mailto:jrkrideau at inbox.com]
> >> Sent: Montag, 2. Juli 2012 15:52
> >> To: Thaler,Thorn,LAUSANNE,Applied Mathematics; r-help at r-project.org
> >> Subject: RE: [R] ggplot: dodge positions
> >>
> >>
> >> Damn firewalls.
> >> However as I see the graph, the points are lined up exactly on the
> >> centreline of each boxplot. So for example the lowest outlier on
> grp1
> >> boxplot for A is exactlly where it should be at the end of the
> whisker.
> >> Real outliers for grp1 for D are exactly above the 'non-existant'
> >> whisker for that boxplot.  So I looks to me as if in my version of
> >> the plot it is what you want.
> >>
> >> Any change that I can email directly to you and get an attactment
> >> through?
> >> John Kane
> >> Kingston ON Canada
> >>
> >>
> >>> -----Original Message-----
> >>> From: thorn.thaler at rdls.nestle.com
> >>> Sent: Mon, 2 Jul 2012 15:40:48 +0200
> >>> To: jrkrideau at inbox.com, r-help at r-project.org
> >>> Subject: RE: [R] ggplot: dodge positions
> >>>
> >>> Unfortunately I can't see your example as the page is blocked by
> our
> >>> firewall. Anyways, if I try the dodge code, the points are shifted,
> >> yet
> >>> they are all shifted by another offset. It makes that the green
> >> points
> >>> for instance are indeed closer to the green boxplot, yet they are
> >>> not aligned meaning that all green plots seem to have a different
> >> position on
> >>> the x-axis, while all the green points for x == "A" should align
> >> exactly
> >>> with "A". Am I clearer now?
> >>>
> >>> KR,
> >>>
> >>> -Thorn
> >>>
> >>>
> >>>> -----Original Message-----
> >>>> From: John Kane [mailto:jrkrideau at inbox.com]
> >>>> Sent: Montag, 2. Juli 2012 15:21
> >>>> To: Thaler,Thorn,LAUSANNE,Applied Mathematics; r-help at r-
> project.org
> >>>> Subject: RE: [R] ggplot: dodge positions
> >>>>
> >>>> I don't think I was clear. Sorry.  What I was refering to was the
> >>>>
> >>>> ggplot(ddf, aes(x, y, colour=grp)) + geom_boxplot() +
> >>>> geom_point(aes(ymax=max(y)), position = position_dodge(width=.75))
> >>>>
> >>>> which is giving me http://www.mediafire.com/i/?fdurpq6e6l8cu35
> >>>> which was what I though you want.
> >>>>
> >>>> I have no idea how the x axis points on the boxplot are
> determined.
> >>>> It may be relatively clear in the code but I don't really have the
> >>>> knowledge to ferret it out.
> >>>>
> >>>> Sorry that I cannot be of more help.
> >>>>
> >>>> John Kane
> >>>> Kingston ON Canada
> >>>>
> >>>>
> >>>>> -----Original Message-----
> >>>>> From: thorn.thaler at rdls.nestle.com
> >>>>> Sent: Mon, 2 Jul 2012 15:10:33 +0200
> >>>>> To: jrkrideau at inbox.com, r-help at r-project.org
> >>>>> Subject: RE: [R] ggplot: dodge positions
> >>>>>
> >>>>> I guess it works with ggplot but not with ggplot2. I'm using only
> >> the
> >>>>> latter but had a typo in my first post. So the code (which does
> >>>>> not
> >>>> do
> >>>>> what I want) is:
> >>>>>
> >>>>> library(ggplot2)
> >>>>> ddf <- data.frame(x=factor(rep(LETTERS[1:4], each=30)), y =
> >>>>> runif(120,0,10), grp = factor(rep(rep(1:3, 10), 4))) ggplot(ddf,
> >>>>> aes(x, y, colour=grp)) + geom_boxplot() + geom_point()
> >>>>>
> >>>>> Thinking of it, I would need to find out which offset ggplot uses
> >> to
> >>>>> dodge the nested factors. If I knew the exact quantity, I could
> do
> >>>>> something like
> >>>>>
> >>>>> geom_point(aes(x = offset.used.by.geom_boxplot))
> >>>>>
> >>>>> So how are the exact positions on the x-axis for geom_boxplot
> >>>> determined?
> >>>>> Any ideas?
> >>>>>
> >>>>> Thanks for the help, anyways.
> >>>>>
> >>>>> KR,
> >>>>>
> >>>>> -Thorn
> >>>>>
> >>>>>
> >>>>>> -----Original Message-----
> >>>>>> From: John Kane [mailto:jrkrideau at inbox.com]
> >>>>>> Sent: Montag, 2. Juli 2012 15:04
> >>>>>> To: Thaler,Thorn,LAUSANNE,Applied Mathematics; r-help at r-
> >> project.org
> >>>>>> Subject: RE: [R] ggplot: dodge positions
> >>>>>>
> >>>>>> Can you expand a bit on what is wrong with the dodge option?
> >>>>>> From
> >>>> what
> >>>>>> I see it looks lovely witht the points exactly lined with the
> >>>> boxplots
> >>>>>> for each group but perhaps I don't understand exactly what you
> >> want
> >>>> .
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> John Kane
> >>>>>> Kingston ON Canada
> >>>>>>
> >>>>>>
> >>>>>>> -----Original Message-----
> >>>>>>> From: thorn.thaler at rdls.nestle.com
> >>>>>>> Sent: Mon, 2 Jul 2012 11:43:03 +0200
> >>>>>>> To: r-help at r-project.org
> >>>>>>> Subject: [R] ggplot: dodge positions
> >>>>>>>
> >>>>>>> Dear all,
> >>>>>>>
> >>>>>>> I want to get a series of boxplots (grouped by two factors) and
> >>>>>>> I
> >>>>>> want to
> >>>>>>> overlay the original observations and the following code does
> >>>> almost
> >>>>>> what
> >>>>>>> I want:
> >>>>>>>
> >>>>>>> library(ggplot)
> >>>>>>> ddf <- data.frame(x=factor(rep(LETTERS[1:4], each=30)), y =
> >>>>>>> runif(120,0,10), grp = factor(rep(rep(1:3, 10), 4)))
> ggplot(ddf,
> >>>>>>> aes(x, y, colour=grp)) + geom_boxplot() +
> >> geom_point()
> >>>>>>>
> >>>>>>> Yet the position of the points and the position of the boxes on
> >> the
> >>>>>>> x-axis is not the same. I would like that the points are
> shifted
> >>>>>>> accordingly, such that they line up with the boxplots. I tried
> >>>>>>> position_dodge:
> >>>>>>>
> >>>>>>> ggplot(ddf, aes(x, y, colour=grp)) + geom_boxplot() +
> >>>>>>> geom_point(aes(ymax=max(y)), position =
> >> position_dodge(width=.75))
> >>>>>>>
> >>>>>>> but that did not really help, as all points are now dodged and
> I
> >>>> just
> >>>>>>> want to have a fixed offset for each subgroup of points such
> >>>>>>> that
> >>>> the
> >>>>>>> boxplot and the points are aligned. Any ideas?
> >>>>>>>
> >>>>>>>
> >>>>>>> Kind Regards,
> >>>>>>>
> >>>>>>> Thorn Thaler
> >>>>>>> Mathematician
> >>>>>>>
> >>>>>>> Applied Mathematics
> >>>>>>> Nestec Ltd,
> >>>>>>> Nestlé Research Center
> >>>>>>> PO Box 44
> >>>>>>> CH-1000 Lausanne 26
> >>>>>>> Phone: +41 21 785 8220
> >>>>>>> Fax: +41 21 785 9486
> >>>>>>
> >>>>>> ____________________________________________________________
> >>>>>> GET FREE SMILEYS FOR YOUR IM & EMAIL - Learn more at
> >>>>>> http://www.inbox.com/smileys Works with AIM®, MSN® Messenger,
> >>>>>> Yahoo!® Messenger, ICQ®, Google
> >>>> Talk™
> >>>>>> and most webmails
> >>>>>>
> >>>>>>
> >>>>
> >>>> ____________________________________________________________
> >>>> GET FREE SMILEYS FOR YOUR IM & EMAIL - Learn more at
> >>>> http://www.inbox.com/smileys Works with AIM®, MSN® Messenger,
> >>>> Yahoo!® Messenger, ICQ®, Google
> >> Talk™
> >>>> and most webmails
> >>>>
> >>>>
> >>>
> >>
> >> ____________________________________________________________
> >> GET FREE SMILEYS FOR YOUR IM & EMAIL - Learn more at
> >> http://www.inbox.com/smileys Works with AIM®, MSN® Messenger,
> Yahoo!®
> >> Messenger, ICQ®, Google Talk™ and most webmails
> >>
> >>
> >
> 
> ____________________________________________________________
> GET FREE SMILEYS FOR YOUR IM & EMAIL - Learn more at
> http://www.inbox.com/smileys Works with AIM®, MSN® Messenger, Yahoo!®
> Messenger, ICQ®, Google Talk™ and most webmails

More information about the R-help mailing list