Displaying 20 results from an estimated 5000 matches similar to: "install R on Unix without Admin Privilege"
2007 May 09
3
Removing a list of Objects
Hi,
I have a simple beginner's question on removing a list of
objects. Say I have objects C243.Daily1, C243.Daily2...C243.Daily5 in my
workspace. I'd like to remove these without using rm five times.
So I write.
> a <- list(paste("C243.Daily",sep="",1:5))
> rm(a)
Obviously this wouldn't work, as it would only remove the object a.
But is there any way
2006 Feb 15
1
power law
Dear list,
Does anyone know how to fit the power law distribution?
I have the empirical distribution and would like to check whether it fits
power law (with the power estimated from the data).
Any hints are appreciated
Best regards
Galina
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2007 Feb 22
1
how to install a package in R on a linux machine?
I downloaded the tar.gz file from r-project website (and saved it in a local
directory) and wish to use the package in R.
But I am not sure how to use the install.packages command. I tried a few
times and still couldn't figure out the correct way to install this package.
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2007 Oct 27
2
How to generate all permutation of 0-1 sequences in R?
Hi, folks:
I need to generate all 0-1 sequences with given length,say,n=3, the ideal
result would be
the following matrix:
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
Any help would be appreciated.
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2008 Jan 05
2
Cumulative sum of vector
Hi,
Maybe I have not been looking in the right spot, but, I have not been
able to fine a command to automatically calculate the running
cumulative sum of a vector. Is there such a command?
Example of current code:
> eig$values
[1] 678.365651 6.769697 2.853783
> prop<-eig$values/sum(eig$values)
> prop
[1] 0.986012163 0.009839832 0.004148005
>
2006 Jan 27
3
substituting an object not found
Is there any function in R like
is.not.found(x, y)
meaning if you can't find object x, then use object
y??
Mikkel Grum
2006 Apr 20
1
sna package: how to import data in linked list format
Hello,
I have several "linked list" format network files that I'd like to read into R. Although I found a function to export files in .dl format, I could not find a function to read files in such format.
Is there any quick way to read linked-list format files into R?
Thank you very much.
Jorge Colazo
PhD Student
University of Western Ontario
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2006 Apr 23
1
sna package: how to use dataframes
Hi,
I an new to R and I realize this may be a silly question, but I searched the manuals and the list archives and can't find the answer.
When I read data from R I get a dataframe with labels for rows and columns. SNA however asks for pure adjacency matrices, and if I try to use the dataframe gives an error message.
What should do?
Thanks a lot
Jorge A. Colazo
U. of Western Ontario
2006 Apr 23
1
converting similarity matrix formats
Dear all,
I am using a program that generates similarity matrices in the following
non-redundant pairwise format.
a b 0.4
a c 0.5
a d 0.3
b c 0.9
b d 0.6
c d 0.2
matrix(c('a','a','a','b','b','c','b','c','d','c','d','d',.4,.5,.3,.9,.6,.2),byrow=F,nrow=6)
I would like to convert this to a
2006 Apr 28
1
displaying numbers not in scientific notation
Sorry for asking such a simple question, but I couldn't find the
answer through a search...
How can I get R to show me the values of estimates *not* in scientific notation?
When I use summary() after using lm() I am getting numbers like
4.485107e-01, when what I want to see is 0.4485....
Thanks,
Brian
2006 Jun 15
1
more function in R?
I'm an R newbie and I just have a simple question.
I'm using interactive R on a linux box and I'm trying to find out if there's
a more or a less function. The data I want to look at is larger then my
screen size and all I end up seeing is the last fews line of data. Is there
a way that I can paginate through the data and the results of my summary
functions?
thanks,
Heidi
2006 Jun 29
2
R server
Hi,
I just installed R in Windows, it seems to me that R is a standalone
desktop application. Do you know if R has its server version which could
handle multi-users, have several distinct R sessions and their own
variables in Unix or Windows?
I saw OpenStatServer, RStatServer available, can those handle
multi-sessions?
Thanks
Mike
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2006 Aug 22
2
Rgraphviz installation Problem
Dear Robert,
Thanks for your time.
I have downloaded Rgraphviz (windows binary) from www.bioconductor.org
and put inside R2.3.0 library then i installed from the local zip
its says package 'graph' couldnot be loaded.
Am i doing the installation correctly? Still the new user.
Can you guide me sir?
JJ
--
Lecturer J. Joshua Thomas
KDU College Penang Campus
Research Student,
University
2006 Sep 09
1
clustering coefficient
Hi all,
I've been looking for a function that calculates "clustering coefficient" either Newman's or Wattson's.
I have found different functions to calculate different "cluster" but I haven't found yet anything for clustering coefficient, it might be under a different name.
Any ideas?
Cuau
---------------------------------
Get your email and more,
2006 Oct 31
2
information about sna packages
Hello,
I'm a student who want to use the R social network analysis package. I have
a question: can this package analyse dynamical networks (network changing
over time)? I didn't find this functionality in the package's user manual.
Thank you
Davide
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2007 Jan 25
2
Unable to install gtkDevice ...
Hello!
I am trying to install gtkDevice package, but without success. It is
complaining about:
* Installing *source* package 'gtkDevice' ...
checking for gtk-config... no
checking for gtk12-config... no
ERROR: Cannot find gtk-config.
I am using Ubuntu 6.06, and I cannot find that package in the
repositories. Is there a remedy of any kind? What can I do?
Best,
Petar M.
2007 Feb 08
2
Defining functions in separate file...
Hello, is it possible to define functions in a file, say, myfunctions.R,
and import them into R -- into the top-level namespace? I've seen in the
documentation that you can create packages, but this seems very
heavy-duty, as it requires me to createa subdirectory, and various other
files.
TIA
Martin
2007 May 08
2
draw two plots on a single panel
Hi,
I have 2 dataset,
plot(data1)
plot(data2),
but it comes as two graphs, can I draw both on a single panel so I can
compare them?
Thanks
Pat
2007 Jul 05
1
generating lower triangular matrix
Hi,
I would like to generate below triangular matrix for some a.
0
0
0
0
0
0
1
0
0
0
0
0
a
1
0
0
0
0
a^2
a
1
0
0
0
a^3
a^2
a
1
0
0
a^4
a^3
a^2
a
1
0
What's an efficient way to do this? (this matrix being KxK, K very
large)
Thanks
Zava
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2007 Jul 18
2
maximum likelihood estimation
Hello!
I need to perform maximum likelihood estimation on R, but I am not sure
which command to use. I searched on google, and found an example using the
function mlogl, but I couldn't find the package on R. Is there such
function? Or how should i perform my mle?
Thank you very much.
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