Displaying 20 results from an estimated 3000 matches similar to: "Systematic resampling (in sequential Monte Carlo)"
2012 Mar 22
0
New package RcppSMC 0.1.0 for Sequential Monte Carlo and Particle Filters
===== Summary =====
Version 0.1.0 provides the initial release of RcppSMC, an integration of the
SMCTC template classes for Sequential Monte Carlo and Particle Filters
(Johansen, 2009, J Statistical Software, 30:6) with the Rcpp package for R/C++
Integration (Eddelbuettel and Francois, 2011, J Statistical Software, 40:8).
RcppSMC allows for easier and more direct access from R to the
2012 Mar 22
0
New package RcppSMC 0.1.0 for Sequential Monte Carlo and Particle Filters
===== Summary =====
Version 0.1.0 provides the initial release of RcppSMC, an integration of the
SMCTC template classes for Sequential Monte Carlo and Particle Filters
(Johansen, 2009, J Statistical Software, 30:6) with the Rcpp package for R/C++
Integration (Eddelbuettel and Francois, 2011, J Statistical Software, 40:8).
RcppSMC allows for easier and more direct access from R to the
2007 Jun 06
0
R package: Mchtest - Monte Carlo hypothesis testing allowing Sequential Stopping
Hi,
This is an announcement for a package that has been up on CRAN since March 2006 but was never announced.
The package is Mchtest - for Monte Carlo hypothesis tests allowing sequential stopping. The idea is to use the sequential probability ratio test boundaries to stop resampling for a Monte Carlo hypothesis test such as a bootstrap or permutation test. This means that you will take many
2007 Jun 06
0
R package: Mchtest - Monte Carlo hypothesis testing allowing Sequential Stopping
Hi,
This is an announcement for a package that has been up on CRAN since March 2006 but was never announced.
The package is Mchtest - for Monte Carlo hypothesis tests allowing sequential stopping. The idea is to use the sequential probability ratio test boundaries to stop resampling for a Monte Carlo hypothesis test such as a bootstrap or permutation test. This means that you will take many
2009 Jan 08
2
VaR-Monte carlo Simulation, Historic simulation, Variance-Covariance Simulation
Dear R helpers
Suppose I have a portfolio of securities with exposure to Equity, Bonds and Forex (say $ 1000000 each).
Is there any fucntion in R that will help me calculate Value at Risk (VaR) using Monte carlo Simulation , Historic simulation and Variance - Covariance Simulation.
With regards
Maithili
2009 Mar 03
0
Monte carlo simulation in fGARCH
I use fGarch package to estimate AR(1)-ARCH(1) process for a vector of returns. Then, using the estimated parameters I want to simulate 10 000 sample paths where each path has the same length as the vector of returns. So the first line of the code is: spec=garchSpec(model=list(ar= 0.440270860, omega=0.000374365,alpha=0.475446583 , mu=0, beta=0))----
The only way I can think of generating 10 000
2005 Oct 12
0
monte carlo simulation
Dear R user:
I wonder if it is possible to run monte carlo simulation
with dse2 package(MonteCarloSimulations function) using ordinary
differential equation. How do I define the model? Or if there are any
functions which can run monte carlo simulation using ordinary differential
equation. Please give me some comments. Thanks in advance!!
2009 Nov 10
1
Monte Carlo Simulation in R...
Hi, Dear R users,
I'm wondering if I can do Monte Carlo Simulation in R. My problem is like
this: I know variable X follows Gamma distribution with shape parameter
0.067 and scale parameter 0.008. The sum of the X is 2000. I need R help me
to simulate a vector of X that satisfies both the probability distribution
and the sum. Anyone has a clue to this? Much appreciated.
Regards
Garry
2007 Jun 06
1
Metropolis-Hastings Markov Chain Monte Carlo in Spatstat
I'm testing some different formulations of pairwise interaction point processes
in Spatstat (version 1.11-6) using R 2.5.0 on a Windows platform and I wish to
simulate them using the Metropolis-Hastings algorithm implemented with Spatstat.
Spatstat utilizes Fortran77 code with the preprocessor RatFor to do the
Metropolis-Hastings MCMC, but the Makefile is more complicated than any I have
2005 Oct 13
1
About Qusi-Monte carlo program
Dear Listers;
Does anybody has experience in doing simulation via Qusi-Monte carlo in R or S-plus, if so, could you like to send a small copy of your program to me, I appreciate and thanks in advance!!
Frankly speaking, I am struggling to write this kind of program, while I could not figure out, painful!!!!!
Best regards,
Tony
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2002 Dec 02
1
Monte Carlo chisq test
Dear all,
I have a question about the chisq.test command. As an option one can
chose the computation of p-values by Monte-Carlo simulation
(simulate.p.value=T). Is there any documentation available how this
calculations are done and how this simulation based test behaves in
small samples?
Thanks
Klaus Abberger
University of Konstanz, Germany
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2002 Jun 26
0
AW: sapply() and Monte Carlo
What about "Rtips" at http://lark.cc.ukans.edu/~pauljohn/R/statsRus.html ?
Regards,
Heinrich.
> -----Urspr?ngliche Nachricht-----
> Von: rossini at blindglobe.net [mailto:rossini at blindglobe.net]
> Gesendet: Mittwoch, 26. Juni 2002 14:48
> An: r.hankin at auckland.ac.nz
> Cc: r-help at stat.math.ethz.ch
> Betreff: Re: [R] sapply() and Monte Carlo
>
>
>
2002 Sep 04
1
monte-carlo white noise test
Dear Sir,
Please tell me how to perform monte-carlo white noise test using R.
Thanking you
with regards
S.Sijikumar
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2010 Mar 29
1
generating samples by Monte Carlo
Hello Dear,
I am trying to generate samples by using Monte Carlo simulation. For
example,
1000 samples, Exponential distribution (f(x), lambda=0.0005, 0<=x<=360)
Is there any package for Monte Carlo or just use random sample generation
function?
Many thank you for your help in advance,
Jin
--
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2010 Aug 12
2
Difference in Monte Carlo calculation between chisq.test and fisher.test
Hello all,
I would like to know what the difference is between chisq.test and
fisher.test when using the Monte Carlo method with simulate.p.value=TRUE?
Thank you
--
View this message in context: http://r.789695.n4.nabble.com/Difference-in-Monte-Carlo-calculation-between-chisq-test-and-fisher-test-tp2322494p2322494.html
Sent from the R help mailing list archive at Nabble.com.
2012 Dec 04
3
monte carlo simulation on R
Hello,
How can I make a monte carlo simulation on R?
Regards
Adel
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PhD candidate in Computer Science
Address
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Tunisia
tel: +216 97 246 706 (+33640302046 jusqu'au 15/6)
fax: +216 71 391 166
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2005 Nov 21
0
Monte Carlo EM for GLMM
Dear All,
I have to programme a Monte Carlo EM for an
Generalized Linear Mixed Model, Binomial Response and
Normal Random Effect, Could anyone give me a hand
sending some R code?
TIA
Francisco
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2005 Aug 13
2
monte carlo simulations/lmer
Hi - I am doing some monte carlo simulations comparing bayesian (using
Plummer's jags) and maximum likelihood (using lmer from package lme4
by Bates et al).
I would like to know if there is a way I can flag nonconvergence and
exceptions. Currently the simulations just stop and the output reads
things like:
Error in optim(.Call("lmer_coef", x, 2, PACKAGE = "Matrix"), fn,
2009 Apr 07
1
Simulate binary data for a logistic regression Monte Carlo
Hello,
I am trying to simulate binary outcome data for a logistic regression Monte
Carlo study. I need to eventually be able to manipulate the structure of the
error term to give groups of observations a random effect. Right now I am
just doing a very basic set up to make sure I can recover the parameters
properly. I am running into trouble with the code below. It works if you
take out the object
2002 Aug 02
1
Means of Monte Carlo simulated lists
Hello,
I am doing simulations, and I generate a list at each iteration (with
three component matrices in the example below), saving the results in
a list. For example, after two iterations, I have something like
> str(sim.theta)
List of 2
$ :List of 3
..$ : num [1:6, 1:4] -3.67 -1.07 -2.99 -18.38 -3.26 ...
..$ : num [1:6, 1:6] -7.56 -3.14 -4.99 1.03 2.79 ...
..$ : num [1:6, 1:4]