Displaying 20 results from an estimated 20000 matches similar to: "R Documentation(s)"
2001 Aug 02
1
Package GSS for interpolation in more than 2D?
Dear all,
There has been some time since I asked about interpolation in higher (>2)
dimensions, and I must admit I failed to write a function to do this
myself the last time, but eventually ended up doing it in MATLAB. I tried
to translate the MATLAB code, but MATLAB code is so much more opaque than
R (S) code, so I failed that too, mainly because I could only get one
MATLAB session, I would
2000 Apr 26
1
Writing lgrindefs
Dear all,
I'm writing a lgrind definition for R. Lgrind is a program to produce
pretty program listings for inclusion in LaTeX documents. Does anybody
here have any experience with lgrindefs?
My definition now looks like this:
R:\
:pb=^\d?\p\d<-\dfunction\(\a\):\
:bb={:be=}:cb=\d#:ce=$sb=":se=\e":lb=':le=\e':id=.:\
:zb=@:ze=@:tb=%%:te=%%:mb=%\$:me=\$%:vb=%\|:ve=\|%:\
2000 Apr 26
1
Writing lgrindefs
Dear all,
I'm writing a lgrind definition for R. Lgrind is a program to produce
pretty program listings for inclusion in LaTeX documents. Does anybody
here have any experience with lgrindefs?
My definition now looks like this:
R:\
:pb=^\d?\p\d<-\dfunction\(\a\):\
:bb={:be=}:cb=\d#:ce=$sb=":se=\e":lb=':le=\e':id=.:\
:zb=@:ze=@:tb=%%:te=%%:mb=%\$:me=\$%:vb=%\|:ve=\|%:\
2001 Jun 08
2
How to reference R in a scientific document ?
Hi
I'm writing my MSC and I've used R to do the data analysis. Now I want
to make a reference to the program but I don't know how !
I thought of something like:
Anonymous. 2001. R - Data Analysis Environment. Version 1.2.3.
www.r-project.org
Can someone help me with this ?
Thanks
EJ
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r-help mailing
2000 Jul 11
1
q() problem and more.
Hi Rers,
W/o trying to make a long story short (I hope you read that correctly), I
have been working on a nice little R function ...
Somewhere along the line I got an error that refers to a max function in
my function (I think this is a vector vs. scalar issue):
Error in max(..., na.rm = na.rm) : invalid "mode" of argument
If that's not bad enough, even when I q() R and say
2000 May 25
4
Needed: Understading runif() output :-)
Dear all,
I have been trying to understand what runif() is telling me.
I am generating lots of numbers (billions and billions (wow, I''ve dreamed
about saying that for many years... :-) ), for a distribution that has the
following quantile function:
1 / (2 * sqrt(1 - p))
(that is, the distribution has a lower cutoff)
As you can imagine, this has rather heavy upper tail. I was
2000 Nov 08
3
Strange means of numbers drawn from rpois
Dear all,
I think I must be going crazy.... If I do
> mean(rpois(1000000, 14))
I get:
[1] 13.50420
and again:
> mean(rpois(1000000, 14))
[1] 13.49896
> mean(rpois(1000000, 14))
[1] 13.50161
> mean(rpois(1000000, 15))
[1] 14.49250
> mean(rpois(1000000, 15))
[1] 14.49897
> mean(rpois(1000000, 14.5))
[1] 13.99689
> mean(rpois(1000000, 14.5))
[1] 13.9963
This was on a
platform
2000 Dec 04
1
interp equivalent
Hi
I'm looking to a function in R equivalent to S-PLUS' "interp".
Is there any implementation in R?
If not, is there any similar interpolation function such that at
the data points the interpolated values concides with the data?
Thanks in advance
P.J.
Paulo Justiniano Ribeiro Jr
Dept Maths & Stats - Fylde College
Lancaster University
Lancaster LA1 4YF - U.K.
2001 Mar 01
2
How to plot two variables in one histogram?
Dear R members,
Is there a way I can include more than one variable in a histogram? Many
thanks in advance,
Liqing,
Liqing Zhang
Department of Ecology & Evolutionary Biology
321 Steinhaus Hall
U.C. Irvine
Irvine, CA 92697-2525
Phone:(949)-824-7703
Fax: (949)-824-2181
Email: lzhang at uci.edu
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2001 Apr 06
1
interpolation in matrix
How would you proceed with the following problem:
I have an data frame containing a table relating raw scores on an iq test to
'decile-like' scores.
data<-data.frame(age =c( 8, 9, 10, 11, 12, 13, 25, 30, 35, 40, 45, 50,
55, 60, 65, 70),
pers90=c(33, 39, 43, 47, 50, 54, 54, 52, 50, 49,
47, 46, 43, 42, 39, 37),
perc75=c(27, 31, 37,
2000 May 22
1
Bus Error crash (PR#551)
Full_Name: Kjetil Kjernsmo
Version: 1.0.1
OS: osf1
Submission from: (NULL) (129.240.28.227)
Ouch, another obscure bug...
I just had a bus error crash, with a core dump, a small one this time.
Usual <URL:http://www.astro.uio.no/~kjetikj/tmp/core>.
I had done a few simulations, and done a chisq.test() on them.
These simulations also write about 190MB's to file, but
I have no idea whether
2000 Jul 12
2
Removing Objects from workspace
Hi all,
how can I remove objects from the workspace which starts with a certain
pattern, e.g. lm (lm1, lm2, lm3 etc). Wildcards won?t work.
Thanks, Sven
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2000 Jan 14
2
Matrix output from drawing functions
Dear all,
I'm a bit confused about the output from functions that generates random
values, e.g. rpois. I'm using 0.65.1 on Digital UNIX alphaev6.
If I say
> rpois(10,5)
output is not unexpectedly:
[1] 4 6 5 7 6 5 2 2 5 3
but I figured that if I go:
> rpois(10,1:10)
I would get a 10x10 matrix as output, with random values for each of
the vector elements in the row vectors, but
2000 Jun 24
1
Garbage Collecting
Dear all,
Me and the Garbage Collector doesn't understand each other...
I'm on R-1.0.1 (I have requested an upgrade to the right local people), an
osf1 system with an alphaev6 CPU. I have fair amounts of memory to use,
but it seems to be used up pretty fast nevertheless.
I'm now trying to see what the garbage collector does, I have inserted a
gc(v=T)
call at a spot in my code.
I
2000 Jul 17
3
na.omit
Why is it that when a vector contains no NAs, na.omit returns an empty
vector rather than the object/vector that was passed to it?
>na.omit(c(1,2,3,4))
numeric(0)
in contrast ...
>na.omit(c(1,2,3,NA))
[1] 1 2 3
attr(,"na.action")
[1] 4
attr(,"na.action")attr(,"class")
[1] "omit"
Thanks, Alex
---------------------------
platform
2000 Apr 05
2
My first R-program
Sorry, I pasted the wrong file in earlier... this is the correct one:
pValCalculator(b, n=20, m=20)
{
ind <- 1:min(c(n,m))
prob <- (1-pnorm(b,sd=std*sqrt(ind)))
prob1 <- sum((n-ind+1)*(m-ind+1)*prob)
prob1
}
inputData <-
scan("/users/lvssso/projects/LAMA/output/pValLamaScore.tmp", list(block1
= "",block2 = "",width1 = 0,width2 = 0,alignment = 0,score
2000 Aug 17
2
Unix installation
I am trying to install R on a unix workstation (Sun-SPARC) but I am not
sure which of the binaries to use. The only binaries available are for
linux, nextstep, osf, and windows. Which one of them will work for a
SUN sparc station?? Thanks.
PS. I tried to compile the source code but it looks like I have a
probelm with fortran. So, if I could install one of the binaries it
would be a lot
2000 Nov 14
3
2 plots 1 figure
How do you obtain two plots on the same figure?
for example
plot(rnorm(100)
plot(rnorm(100),type="l")
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2001 Aug 08
1
Strategy for creating a palette...?
Dear all,
I'm generally not a big fan of GUIs, but I have just discovered one thing
where a GUI would be a nice thing: creating color palettes.
I'm creating an "image", for transparencies for a lecture I'm giving, so
this is going to look great... :-) What I'm out for, is to make green
tones and red tones, and a relatively sharp break between them. This break
will
2000 Aug 04
1
Inverting matrix...
Dear all,
Either I'm being totally blind now (as you know, the eyes are the first
thing that is blinded :-)), or something is missing in
"An Introduction to R". The section heading of section 5.7.1 is
"Multiplication, inversion and solving linear equations", and since I was
looking for the canonical way of inverting a matrix, this was the place to
look. However, I found