Displaying 20 results from an estimated 1000 matches similar to: "Axes labels, greek letters and spaces"
2005 May 04
1
selecting maximum values
Sorry for disturbing you with another newbie question!
I have a data frame about coastal waters quality
parameters: for some parameters (e.g. NH3) I have only
1 observation for each sampling station and each
sampling date, while in other cases (chlorophyll) I
have 1 obs for each meter-depth for each station and
date. How can I select only the max chlorophyll value
for each station/date?
example
2011 Aug 16
1
Dates - week and year not day.
Hi,
I would be very grateful for some advice. I have read the help pages for
Date, strptime, etc. All examples seem to use some version of day month year
as date format. However I have Weekly composite data so ONLY want to input
the dates as Week.Year (eg 35.2011). strptime seems to show this is possible
using %W for week (UK convention) and %Y for year. My data is in a df called
chlorophyll and
2009 Sep 10
2
patching from different directory
Howdy,
I have a diff file in my /var/tmp and would like to apply patch to a
file in a different directory (other than /va/tmp). I tried using
patch with -d switch, but that doesn't work. It complains abt 'patch:
**** Can't open patch file tilda.diff : No such file or directory'. Do
I need to copy my diff file to the directory where original file
resides? Or is there any other way
2006 Jun 01
1
help with syntax of nlme function
I am having difficulty understanding the syntax of the nlme() function for
nonlinear mixed models. The data frame is called Marouane.chlorophyll. The
model involves a dependent variable (Absorb) and an independent variable
(Ch.surf), which are both numeric variables in the data frame. The data are
hierarchically grouped as Espece, Plante nested within Espece, and Feuille
nested within Plante
2007 Nov 28
1
ifelse function
Hi there,
I need help with IFELSE function.
The column g of my dataset pth, pth$g consists of "aa", "ao", "dcl", "iy",
"sh".
The last few values of pth$g looks like:
[4496] sh ao ao sh iy dcl dcl aa iy iy aa sh ao ao
Levels: aa ao dcl iy sh
I want to convert these values into 1,2,3,4,5. I tried to use a loop and I
found the following
2004 Sep 27
1
greek letters for labelling axes
Hi,
Does anyone have any ideas on how to show greek letters on the x and y axes?
I have tried
> plot(x,y, xlab=expression(delta), ylab=expression(gamma))
but the output on the x-axis is "d" and on the y-axis it is "g".
Any help will be very much appreciated.
Cheers,
Sam.
2015 Aug 14
2
Usage of logos @ http://llvm.org/Logo.html for coffee mug
Hello,
I would like to let produce a LLVM coffee mug for myself for non-commerical
use. Am I allowed to use the logos on your website for the production?
Thanks in advance.
Greetings,
dex
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2003 Jul 11
3
postscript/eps label clipping
The following code produces an eps file with the tops of each of the ylabs
clipped off.
par(mfrow=c(2,2))
plot(runif(10),
ylab="Function(Lengthy Expression)",xlab="Prediction")
plot(runif(10),
ylab=expression(Delta * Beta^2),xlab="Prediction")
plot(runif(10),
ylab="Function(Lengthy Expression)",xlab="Prediction")
2010 Jul 30
2
logos and goodies
I've got a couple questions related to my search (in vain) for an "R" tshirt
or coffee mug. The first question is simply: is there a higher-resolution
R logo available than the one at r-developer.org? (or the modified one
provided by useR conference pages)
Next: what are the chances of someone in the "R management" setting up a
cafepress.com "R
2012 Jun 01
4
regsubsets (Leaps)
Hi
i need to create a model from 250 + variables with high collinearity, and
only 17 data points (p = 250, n = 750). I would prefer to use Cp, AIC,
and/or BIC to narrow down the number of variables, and then use VIF to
choose a model without collinearity (if possible). I realize that having a
huge p and small n is going to give me extreme linear dependency problems,
but I *think* these model
2008 Mar 03
2
read.zoo problem reading in date time
DateTime,Temp,SpCond,DOConc,Depth,pH,ORP,Turbidity+,Chlorophyll,Battery,Cond,DO%,Salinity,TDS
01/13/2006 17:01,10.87,84,9.36,0.664,7.3,132,28.8,3.1,11.5,0.062,84.6,0.04,0.055
01/13/2006 17:16,10.9,84,9.36,0.66,7.31,133,28.7,2.9,11.5,0.062,84.7,0.04,0.055
01/13/2006 17:31,10.92,84,9.36,0.655,7.3,132,28.4,2.6,11.4,0.062,84.8,0.04,0.055
01/13/2006
2008 Aug 14
1
autocorrelation in gams
Hi,
I am looking at the effects of two explanatory variables on chlorophyll.
The data are an annual time-series (so are autocorrelated) and the
relationships are non-linear. I want to account for autocorrelation in
my model.
The model I am trying to use is this:
Library(mgcv)
gam1 <-gam(Chl~s(wintersecchi)+s(SST),family=gaussian,
na.action=na.omit, correlation=corAR1(form =~
2015 Aug 14
2
Usage of logos @ http://llvm.org/Logo.html for coffee mug
Ok thank you very much that sounds great. Do you know where I could get the
derivate logos in bigger resolution? On the site not all logos are
available in .svg format.
Thanks in advance.
greetings,
dex
2015-08-14 18:31 GMT+02:00 Chris Lattner <clattner at apple.com>:
>
> On Aug 14, 2015, at 3:52 AM, deus ex via llvm-dev <llvm-dev at lists.llvm.org>
> wrote:
>
>
2010 Dec 30
2
unexpected input in rpart
Hi all, I'm a newbee using R. I need to do a classification tree using the
rpart package. Basically I have a set of birds of known sex and several
morphological measurements and we want to predict the sex using the
morphology. I read my csv file and it shows up in R no problem, looks fine
but when I execute the following rpart command
2015 Aug 14
2
Usage of logos @ http://llvm.org/Logo.html for coffee mug
Thank you very much, this one I found I meant the other logos.
Unfortunately there is no link to the other logos .svg or .ai format. Do
you have a clue or how I could contact the creator of this logo?
Thanks again for your patience.
greetings,
dex
2015-08-15 0:27 GMT+02:00 Ted Kremenek <kremenek at apple.com>:
> There is a link to the Adobe Illustrator Version at the bottom of the
2012 Sep 11
4
Maintaining specific order when using aggregate or change order on axis
Hi All,
I'm using the following code to produce some stacked bar graphs.
*setwd("C:\\Users\\Tinus\\Documents\\NMMU\\R\\Seamounts")*
*SChla <- read.csv("SM_Chla_data.csv")*
*
*
*#Extract mean values from data file*
*
*
*Coral <- SChla[185:223,] #Reduce SChla to Coral only*
*coral <- with(Coral , aggregate(cbind(Pico, Nano, Micro),
list(Depth),FUN=mean))*
2012 Nov 09
9
lm function - strange error
I am following a document teaching how to use regression and right at the
onset I get an R error. I understand that variables "conc" and "signal"
should have the same length but I am using the what R manual suggests to
drop the error and it is not cooperating. What gives? The manual says
that the default is na.ombit by the way, not that it's addition does
anything
How
2015 Aug 18
2
Usage of logos @ http://llvm.org/Logo.html for coffee mug
I am not certain, but I know one person to ask. I sent them an email off list and will follow up shortly.
> On Aug 18, 2015, at 7:32 AM, deus ex <deusex12345678 at gmail.com> wrote:
>
> Hello,
>
> someone has an idea where I could get the other .svg LLVM Logo derivates? That would be great :)
>
> Thanks in advance.
>
> greetings,
>
> dex
>
>
2020 Aug 07
4
Fixing grub/shim issue Centos 7
Le 07/08/2020 ? 09:40, Alessandro Baggi a ?crit?:
> Probably many users have not updated their machines between the bug release and
> the resolution (thanks to your fast apply in the weekend, thank you) and many
> update their centos machines on a 2 months base (if not worst). I think also
> that many users of CentOS user base have not proclamed their
> disappointement/the issue on
2010 Apr 19
1
How to embed italic Greek letters in a eps file?
Hi,
I need to add on a plot text containing italic Greek characters using
the function mtext (i.e. I cannot use Hershey vectors). The characters
are nicely displayed when the file is saved as png but not when saved as
eps. See code below as example:
#postscript('test.eps')
png('test.png')
plot(1,1, type = 'n')
mtext(side = 3, line = 2,