Displaying 20 results from an estimated 300 matches similar to: "distributions homogeneity3"
2002 Oct 28
3
create an object list in a loop
Hi! Probably I perform this question because I did'nt still understand the
R-philosophy.
I have to build many matrix, with different dimensions, and I would to
assign them a
same 'prefix' name, i.e. "aval", but, obviuosly different suffix, something
like:
for (i in 1:n) {
aval%i% <- matrix(scan(data....),nrow=nr[i],ncol=nc[i]
...
}
where "%i%"
2002 Nov 06
2
chisq.test on a matrix
Hello!
What kind of calculation perform 'chisq.test', if its argument is a matrix?
Thanks for any suggestion!
------------------------------------------------------------
Sincerely yours.
Dr. Alessandro Semeria Tel. +39 544 536811
Models and Simulation Lab of Fax. +39 544
538663
The Environment Research Center - Montecatini
2003 Jan 22
1
self-split plot on multiple device
Hello!
I would plot more than 10 (this number is always different)
graphics on a figure with layout like 'mfrow=c(4,2)'.
There is some existing function able to open the right number of
device if number of graphics is done or I have to build it myself
with some 'IF.....ELSE.....'?
Thanks.
A.S.
----------------------------
2002 Nov 04
3
write table and dinnames
I would write in tab-text file a table like this one:
TAB colname1 TAB colname2 TAB TAB... colnameN
rowname1 # # #
rowname2 # # #
rownameM # # #
then I wrote something like:
mymatrix <- matrix(nrow=M,ncol=N,byrow=T)
rownames(mymatrix) <- chvector1
colnames(mymatrix) <- chvector2
2002 Nov 11
1
lines on class objects table
Hi dear R-list.
I would superimpose many lines of class 'table' over a plot(table.0,type
="l",...),
I tried 'lines(table.n,type="l",..)' but its behaviour is quite different
from those
of 'plot' :
>plot(table,type="l"...) # start graph from x = 0
>lines(table,type="l"...) # start graph from x = 1
Some sugestions? Thanks
2002 Nov 20
1
regression
Look at 'lm' in the 'base' package for linear fit,
in the manual "An Introduction to R", distributed with R, page 55....
Best!
A. S.
----------------------------
Sincerely yours.
|------------------------------------+------------------------------------|
|Alessandro Semeria |Tel. +39 544 536811 |
2003 Apr 28
4
plot(pam.object) error with R-1.7.0 on Red-Hat 8.0 i686
I don't know if there is some fault in compiling or a bug of the new
R-1.7.0 version:
cl.pam.2 <- pam(as.dist(1-cor(mel.data)),2)
plot(cl.pam.2)
perform a right partitioning and silhouette plot on the old R-1.6.2
instead
"Error in clusplot.default(x$diss,...... ;
x is not numeric"
is the output on the new R-1.7.0.
Same platform: RH8.0 i686.
Some suggestions?
A.S.
2004 Apr 02
1
which on array
Good morning !
Today I found a strange, for my poor knowledge of R, behaviour of
'which' on a matrix:
HAL9000> str(cluster.matrix)
num [1:227, 1:6300] 2 2 2 2 2 2 2 2 2 2 ...
HAL9000> class(cluster.matrix)
[1] "matrix"
HAL9000> ase <- cluster.matrix[1:5,1:5]
HAL9000> ase
[,1] [,2] [,3] [,4] [,5]
[1,] 2 2 2 0 -2
[2,] 2 2 2 0 -2
[3,]
2004 Mar 09
0
(no subject)
May be you aren't on the right working dir:
getwd(),setwd().
Your R-script are able to find the thyphoon.txt path?
Best!
A.S.
----------------------------
Alessandro Semeria
Models and Simulations Laboratory
Montecatini Environmental Research Center (Edison Group),
Via Ciro Menotti 48,
48023 Marina di Ravenna (RA), Italy
Tel. +39 544 536811
Fax. +39 544 538663
E-mail: alessandro.semeria at
2004 Mar 12
1
access R remotely
This is not the right place for this question, but however:
when you connect to a remote machine with ssh
with a user name "user" you aren't able to
use the specific shell profile ($PATH,....) of "user", then you have to
specify the complete PATH of all command (i.e. /usr/local/bin/R).
Best
A.S.
----------------------------
Alessandro Semeria
Models and Simulations
2004 Nov 30
0
A basic question
On gentoo:
emerge R
and dowload,configuration, compilation of
all you need to working with base R is performed.
Best!
A.S.
----------------------------
Alessandro Semeria
Models and Simulations Laboratory
Montecatini Environmental Research Center (Edison Group),
Via Ciro Menotti 48,
48023 Marina di Ravenna (RA), Italy
Tel. +39 544 536811
Fax. +39 544 538663
E-mail:
2002 Dec 18
2
gene ontology association
Hello! I don't know if there is some R-package able
to associate ontology to a long list of GeneBank Name (a txt-tab file or
an XML file), i.e.
I would as output a formatted file with 4 columns (1:GeneBank Name
2,3,4:ontology).
I know that I have to perform a mapping of genes, I got a look on
AnnBuilder pkg,
but I 've not idea from where to start.
Some suggestion? Thanks in advance!
2019 Oct 18
2
Buster samba 4.11.1 availabe for testing.
Hai,
My plan was to release the all of the coming builds of 4.11.1 today..
But... There are still processes building..
So whats new, what is there and what is not there.
The 4.11.1 is based on the Debian Testing 4.11.0.
My changes.
* d/control changes:
- Package samba, added acl to Recommends, obligated for member and AD-DC's.
- re-enabled trackers to allow spotlight to
2001 Nov 07
1
Configuring 2.2.2 (or 2.0.7) on Digital Unix 4.0f fails - "No locking"
When I run configure on either a DU server running 4.0f or a DU client
running 4.0d, I receive the following error:
ERROR: No locking available. Running Samba would be unsafe
configure: error: summary failure. Aborting config
Most directories are mounted using nfs v2 or nfs v3. rpc.lockd and
rpc.statd are running on servers and clients. The rpcinfo -p command shows
nlockmgr and llockmgr
2004 Nov 11
5
expressions and paste
I have written a function to plot data which will be used for various different chemistries.
A simplified version is:
plot_data <- function(risk,levels,chem,sd2,measure){
plot(risk, levels,main=paste ("per", sd2, measure, "\n in usual", chem))
}
The problem is with the title.
This works fine if the variable "chem" is just text, but if it is an expression then
2010 Aug 19
2
C or Java code generation
Hi All!
I'm new to R and I need to know is it possible for R to generate C/C++
source code, Java byte code or native Win32 DLL like MatLab?
---
WBR,
Vyacheslav.
2002 Nov 01
2
Empirical distribution
If some can help to find under wich package can i find the commando's
wich i schould to use to work with the empirical cummulative (ecdf)
distribution and also the QQplot.
Zmarrou Hicham
Univesity of Amsterdam
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Send "info",
2003 Jan 21
2
running R inside of e-macs
I can''t start r inside of emacs. When I try it says that it cannot find .Rhistory and then it says " This program ( pressumably Rterm) has performed an illegal operation and will be shut down.". How can I fix this problem?
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2003 Mar 15
2
Help with reading data
everytime i try to read in data i get the following error:
Error in scan(file = file, what = what, sep = sep, quote = quote, dec = dec, :
line 3 did not have 5 elements
it was my understanding it wasn''t necessary to specifiy all defaults. The bizarre thing is this error comes from using read.table.
When I use scan I get the following error:
Error in
2003 Feb 06
2
.Rprofile, .Rfirst, and .Rdata
Hi all,
After a short hiatus away from R I have found that it's changed a bit.
I used to keep a definition of .First in .Rprofile that did a couple of
things on startup (load a couple of libraries). Now, I've discovered
that when I change the definition of .First in .Rprofile it doesn't
change anything when I start up, because .First is held over in .Rdata
from the last session.