Displaying 20 results from an estimated 83 matches for "demogr".
2017 Mar 03
2
Bug in nlm()
...to R's Bugzilla. However, I'm not a member of Bugzilla. Could anyone be so kind to add me to R's Bugzilla members or let me know to whom I should send the bug report?
Thank you in advance.
Kind regards,
Marie B?hnstedt
Marie B?hnstedt, MSc
Research Scientist
Max Planck Institute for Demographic Research
Konrad-Zuse-Str. 1, 18057 Rostock, Germany
www.demogr.mpg.de<http://www.demogr.mpg.de/>
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This mail has been sent through the MPI for Demographic ...{{dropped:9}}
2009 Apr 08
1
persp3d and rgl.viewpoint for rotating 3D plots
...rgl.viewpoint(coo[i])
#filename <- paste("pic", formatC(i,digits=1,flag="00"), ".png", sep="")
#rgl.snapshot(filename)
}
-----------------------------------------------------
Dr. Carlo Giovanni Camarda
Research Scientist
Max Planck Institute for Demographic Research
Laboratory of Statistical Demography
Konrad-Zuse-Straße 1
18057 Rostock - Germany
Phone: +49 (0)381 2081 172
Fax: +49 (0)381 2081 472
camarda@demogr.mpg.de
http://www.demogr.mpg.de/en/staff/camarda/default.htm
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This mai...
2009 Mar 19
1
two plots side-by-side with persp3d(rgl)
...lots
persp3d(x,y,z1, color="#CCCCFF", front="lines")
persp3d(x,y,z2, col="red", add=TRUE)
play3d(spin3d(axis=c(0,0,1), rpm=10), duration=5)
-----------------------------------------------------
Dr. Carlo Giovanni Camarda
Research Scientist
Max Planck Institute for Demographic Research
Laboratory of Statistical Demography
Konrad-Zuse-Straße 1
18057 Rostock - Germany
Phone: +49 (0)381 2081 172
Fax: +49 (0)381 2081 472
camarda@demogr.mpg.de
http://www.demogr.mpg.de/en/staff/camarda/default.htm
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This...
2017 Mar 03
0
Bug in nlm()
>>>>> Boehnstedt, Marie <Boehnstedt at demogr.mpg.de>
>>>>> on Fri, 3 Mar 2017 10:23:12 +0000 writes:
> Dear all,
> I have found a bug in nlm() and would like to submit a report on this.
> Since nlm() is in the stats-package, which is maintained by the R Core team, bug reports should be submitted to...
2005 Aug 17
2
power of a matrix
...k since the following two statements
are not equivalent for matrices:
A %*% A
A * A
Is there something like a "powermatrix"-function?
Thanks,
Roland
P.S. The example is taken from:
Example 3.1 ("A linear, time-invariant model") from Keyfitz/Caswell:
"Applied Mathematical Demography", 3rd Edition, 2005, p. 52f
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2013 Apr 19
3
extracting the diagonal of an inverse matrix
...matrix.
I read there are methods around, but, before implementing one of them by myself, could you please inform whether there is already an R-routine for this issue?
Thanks in advance for the help you could provide,
Carlo Giovanni Camarda
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2006 Jul 28
2
Extracting from a matrix w/o for-loop
? stato filtrato un testo allegato il cui set di caratteri non era
indicato...
Nome: non disponibile
Url: https://stat.ethz.ch/pipermail/r-help/attachments/20060728/957eb23c/attachment.pl
2003 Oct 09
4
Previous Commands
...mands, it returns something like "[[A".
Is this a common problem?
Does anyone have a solution?
I had R-1.7.1 installed previously via an RPM-package for my Mandrake 9.1
distribution and everything went fine.
Thanks in advance,
ROland
+++++
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2006 Jan 30
3
Subsetting a matrix without for-loop
...atrix(nrow=3, ncol=6) # a new matrix which I'll fill
# for-loop
for(i in 1:nrow(A.new)){
B <- A[i:(i+2), ] # selecting the rows
C <- apply(B,2,sum) # summing by columns
A.new[i,] <- C # inserting in the new matrix
}
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2004 Aug 12
2
Install packages does not work on Win2003 server (PR#7163)
Full_Name: Rainer Walke
Version: 1.9.1
OS: Windows XP
Submission from: (NULL) (195.37.34.66)
I tried to install R 1.9.1 on a network share on a Windows 2003 server. This
works fine. Then I tried to add some packages. This does not work.
There is no error message. It seems to hang a while, but then the command prompt
is back, but no package has been installed.
If you check the directory
2005 May 15
1
Save parameters from optim during iteration procedure
...#### what I would need to save
[...]
X = -0.292893 0.292893
[...]
X = 0.0942275 -0.0942275
[...]
X = -0.00110391 0.00110391
[...]
X = 1.93949e-006 -1.93949e-006
[...]
X = -4.98008e-013 4.98008e-013
[...]
Thanks in advance,
Carlo Giovanni Camarda
Camarda Carlo Giovanni
Max Planck Institute for Demographic Research
Konrad-Zuse-Strasse 1
18057 Rostock, Germany
Tel: +49 (0)381 2081 172
Fax: +49 (0)381 2081 472
Camarda@demogr.mpg.de
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2006 May 16
1
optim with specific constraints on possible values
...(possible1), 13),
fn=my.object.function,
method=c("L-BFGS-B"),
lower=rep(min(possible1), 13),
upper=rep(min(possible1), 13))
Thanks in advance,
Carlo Giovanni Camarda
===========================================
Camarda Carlo Giovanni
PhD-Student
Max Planck Institute for Demographic Research
Konrad-Zuse-Strasse 1
18057 Rostock, Germany
Tel: +49 (0)381 2081 172
Fax: +49 (0)381 2081 472
camarda@demogr.mpg.de
===========================================
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2005 Jan 21
6
Avoiding a Loop?
...)
mymatrix[,1] <- 1:5
for (i in 2:nr.of.columns) {
mymatrix[,i] <- myconstant * mymatrix[,i-1]
}
Can anyone give me some advice whether it is possible to avoid this loop
(and if yes: how)?
Any suggestions are welcome!
Thanks,
Roland
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2007 Oct 22
3
Elasticity in Leslie Matrix
Dear R-users,
I would like to calculate elasticities and sensitivities of each parameters
involved in the following transition matrix:
A <- matrix(c(
sigma*s0*f1, sigma*s0*f2,
s, v
), nrow=2, byrow=TRUE,dimnames=list(stage,stage))
The command "eigen.analysis" avaliable in package "popbio" provides
sensibility matrix and elasticity matrix
2005 Dec 08
3
Reshaping data
...rs and ages (and for roughly 300 datasets) this becomes
pretty slow. And in addition, this is not really elegant R-code.
Can somebody point me into the direction how I can do that in a more
elegant
way, possibly avoiding the loops?
Thanks,
Roland
+++++
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2016 Jan 07
2
Instrucciones uso rvest
...________________
> R-help-es mailing list
> R-help-es en r-project.org
> https://stat.ethz.ch/mailman/listinfo/r-help-es
--
+--------------------------------------------------------------
| Francisco J. Viciana Fern?ndez
| Coordinador del Registro de Poblaci?n
| Servicio de Estad?sticas Demogr?ficas y Sociales
| Instituto de Estad?stica y Cartograf?a de Andaluc?a
| Leonardo Da Vinci, n? 21. Isla de La Cartuja.
| 41071 SEVILLA.
| franciscoj.viciana en juntadeandalucia.es
+--------------------------------------------------------------
[[alternative HTML version deleted]]
__________...
2003 Feb 14
1
FW: [Fwd: Re: [S] Exact p-values]
...-11
A-1121 Vienna, Austria
Tel.: ++43-1-80105-2470
Fax: ++43-1-80105-2683
email: christian.stratowa at vie.boehringer-ingelheim.com
> -------- Original Message --------
> Subject: Re: [S] Exact p-values
> Date: Thu, 13 Feb 2003 18:31:38 +0100
> From: "Rau, Roland" <Rau at demogr.mpg.de>
> To: 'Spencer Graves' <spencer.graves at PDF.COM>, Jose Mar?a Fedriani
> Laffitte <fedriani at ebd.csic.es>
> CC: s-news at lists.biostat.wustl.edu
>
> Dear all,
>
> in relation to your question, the following working paper of Leo Knuesel,
>...
2005 Feb 03
2
Surprising Behavior of 'tapply'
...month 11
day 15
language R
>
Was this change in behavior intended with the changes in tapply from
R1.9.1 to R2.0.1?
Is the R-help-list appropriate or rather R-Devel?
Thanks,
Roland
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2016 Jan 07
3
Instrucciones uso rvest
..._________
> R-help-es mailing list
> R-help-es en r-project.org
> https://stat.ethz.ch/mailman/listinfo/r-help-es
--
+--------------------------------------------------------------
| Francisco J. Viciana Fern?ndez
| Coordinador del Registro de Poblaci?n
| Servicio de Estad?sticas Demogr?ficas y Sociales
| Instituto de Estad?stica y Cartograf?a de Andaluc?a
| Leonardo Da Vinci, n? 21. Isla de La Cartuja.
| 41071 SEVILLA.
| franciscoj.viciana en juntadeandalucia.es
+--------------------------------------------------------------
[[alternative HTML version deleted]]...
2003 Feb 11
2
problems with ess and xemacs on win32
Hi there;
I have the following problem --- Xemacs cannot
correctly parse a path to file when I load it.
I have the following error, reported by Xemacs:
from ess-parse-errors:
Error in file(file, "r") : cannot open file
`u:US-mortalityjuttalexible.r
While the correct file path should be:
u:\US-mortality\jutta\flexible.r
Any ideas? Many thanks for your help.
-Serge