Displaying 20 results from an estimated 2000 matches similar to: "Split plot in colors/pch??"
2002 Jun 26
4
evaluate a string
Hello together
i want to execute different commands that are saved in strings (eg: "d
<- 4+7" and some more complicated things). How can i execute/evaluate
them. I know i could save them to a temp-file a read this with source.
But is there a way without a file in the middle?
I know also the 'assign' command but I think it would only the simply
cases.
thanks and gruess
joerg
2002 Feb 26
2
last day of month values
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I have a stock market trading values time series. What's the best way to
extract the "last day of month" values. I looked at function window() but
doesn't appear suitable for this since it expects regular dates.
Thank you.
lukas
- --
Lukas Kubin
lukas.kubin at permonik.com
phone: 00420603836180
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2001 Mar 19
3
3D plots
Hi all,
I've got at really basic Q for you all: How do I produce a 3D plot in R?
Like the one in the screenshot on the R-project wab-page.
What is the command?
/Fredrik
--
-----------------------------------------------------------------
Fredrik Karlsson, Research Student
Department of Philosophy and Linguistics
Ume? University
S-901 87 UME?
SWEDEN
Tel: +46 90 786 56 84 Web:
2002 Mar 13
3
Error: subscript out of bounds
How can locate in my program an error of that kind (Error: subscript
out of bounds)?
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2002 Jul 09
3
writing to a png file with a script
Dear R-freaks,
I am new to R and loke to write plots directly to a file with a script
in batch-mode.
the following error occured:
# writing section
> x11()
Error in x11() : the x11 device has not been loaded
Execution halted
I do not know what to do!
thanks for your help
cheers
steph
--
Linux: the operating system with a CLUE...
Command Line User Environment.
2002 Jul 23
2
Converting dates?
Dear R-users
I have some doubts about with converting dates...
e.g.
dates data
23/12/1975 0.8678
03/01/1976 0.8736
28/01/1976 0.765
13/03/1976 0,9654
...
I think that converting these dates can easily my plots...
is there a R function to convert these dates to
a julian dates and so plot that variables??
The help files as.POSIXlt, POSIXt and others
don't aswer my doubts...
2002 Mar 13
3
plot
Hello!
I use the version 1.4.0 for Windows. I have made boxplots but only half of
the symbols (three letters each) show up on the X-axis? How t can one
change their size or orientation so that all show up? I attach the pdf file
to illustrate better the problem.
Regards
Martin
Martin Lascoux
Department of Conservation Biology and Genetics
Evolutionary Biology Center
Norbyv?gen 18D
75236
2002 Feb 26
2
covariance of equal date values
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I need to count the covariance of two time series. Both of them contain
the dates' vector and vector of values. But the dates are not the same. It
means some dates of first ts are not in the second respectively. And I
need the covariance of same dates, of course.
Could anyone help me, please?
Thank you.
lukas
- --
Lukas Kubin
lukas.kubin at
2002 Jul 10
3
2 simple doubts
Hello,
I'm just start learning R/S-Plus, so I think this 2 doubts is going to
be too easy for you...
1) I couldn't discover what is the command for a concatenation of 2
variable strings.
2) For example, if I have three variable strings, and each one has the
name of a variable in a data matrix:
a<-V1
b<-V2
c<-V3
, is it possible to construct a command like this:
2002 Mar 20
3
a R question
Dear Sir,
I have been working with R for some time now and I am very happy with
it, but I have found a problem that I could not resolve. Could you
please give me some hint about how to transform POSIX time data in
seconds to string format?. (eg. 995752800 -> year-month,day,hour,min,
sec) I tryed with Sys.time(), strptime() and date() but without success.
Thank you very much in advance
2002 May 06
4
Subtitle?
Hi,
Is it possible to add a subtitle that appears directly below the main
title?
I tried the "sub" parameter, but it adds sub-title to the bottom of the
plot.
Cheers,
Kevin
------------------------------------------------------------------------------
Ko-Kang Kevin Wang
Postgraduate PGDipSci Student
Department of Statistics
University of Auckland
New Zealand
Homepage:
2001 Mar 02
3
Post Hoc on repeated measures?
Hi all,
I'm a potential new user of R and have to know this before I start using it:
SPSS does not let you do a Post Hoc analysis on repeated measures data.
This is a problem for me, since that is what I will have to do.
Will R let me do this?
/Fredrik
--
-----------------------------------------------------------------
Fredrik Karlsson, Research Student
Department of Philosophy and
2002 Jul 03
2
Adding text to a plot
Dear R-users,
again two question...
# Question 1
Adding two lines of text to a plot, I am using:
# -------------------------------
plot(k[,1], k[,2], pch=16,
ylim=range((min(k[,2])-0.2):(max(k[,2])+1)))
a <- paste("Cor.:" ,cor(k[,2],k[,1]))
b <- paste(nrow(k), "Countries")
text(90, max((k[,2])-0.51), a)
text(90, max((k[,2])-0.83), b)
#
2002 May 15
3
question about scan()
Hi,
I am using the scan function to read from a file. In
general the syntax I am using is as follows:
scan("myfile", list(a = "", b="", c="", d=""), sep=",")
The file I am trying to read contains a #< in the 'd'
field. When the file is read into an object, the d
field comes as "" for that particular string.
I
2002 Mar 21
3
plot question
Hi!
I want to display 2 graphs with different number of data points on the
x-axis. The code below scales them so it seems that testtwo has the
same number of data points as testone. How can I fix that? thanks.
z<-1:50;
x<-1:100;
plot(x,testone,type="l",xlab="",ylab="",main="",lty=4,axes=FALSE,ylim=c(-1.0,1.0),cex=1);
par(new=TRUE);
2002 Mar 25
2
Logistic regression in R?
Hi all!
I want to do some logistic regression. Is there a fintion in R that does
this, or do I have to do the variable conversion by hand?
Thankful for all the help I can get.
/Fredrik
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2002 Mar 08
3
Unbalanced ANOVA in R?
Hi all
I'm trying to complete a textbook example originally designed for SPSS
in R, and I therefore need to find out how to compute an unbalanced
ANOVA in R.
I did a search on the mailinglist archives an found a post by Prof.
Ripley saying one should use the lme function for (among other things)
unbalanced ANOVAs, but I have not been able to use this object.
My code gives me an error.. Why
2002 Mar 05
3
enhanced Question to stand. Beta
Hello everybody,
a question that connect to the question of Frederik Karlsons about 'how
to stand. betas'
With the stand. betas i can compare the influence of the different
explaning variables. What do i with the betas of factors? I can't use
the solution of JohnFox, because there is no sd of an factor. How can i
compare the influence of the factor with the influence of the numeric
2005 Aug 08
2
Groups in histograms?
Dear list,
I would like to create histograms for up to three groups, with
distincive colour/pattern, in a trellis panel. However, I have not
been able to find a way to do this. histogram does not seem to have a
group argument.
Please help.
/Fredrik
2009 Jun 26
4
How do I get just the two last tokens of each string in a vector?
Dear list,
Sorry for asking this very silly question on the list, but I seem to
have made my life complicated by going into string manipulation in
vectors.
What I need is to get the last part of a sting (the two last tokens,
separated by a space), and of course, this should be done for all
strings in a vector, creating a new vector of exual size.
So,
a <- c(" %L H*L L*H H%",