Displaying 20 results from an estimated 40 matches for "wle".
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2005 Jun 14
1
RGui crashes on wle call
Hi all --
I'm seeing the following commands reliably produce a crash in RGui,
version 2.0.1, for both my home and office machine:
> rm(list = ls(all = TRUE));
> load("dataset.R");
> library("wle");
> data.wle = wle.lm(abortion ~ year * lib.con + age + gender +
+ urbanism + census + income + church.att + children + educ +
+ religion.imp, data = data.set);
dataset.R is moderately sized (about 200k compressed), and the
command works just fine with "lm" rather than &qu...
2000 Dec 12
1
[Fwd: R code and robust regression]
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2003 Nov 24
1
mle in the gamma model
Dear [R]-list,
I'm looking for a classic equivalent of the wle.gamma function (library
wle) that estimate robustly the shape and the scale parameters of gamma
data.
I have a vector of iid gamma rv :
>data=rgamma(100,shape=10,scale=3)
and a vector of their weights:
>weights=c(rep(.5/70,70),rep(.25/20,20),rep(.25/10,10))
and want to estimate the scale...
2003 Apr 22
7
Subject: Eliminate repeated components from a vector
X-Mailer: VM 7.00 under 21.4 (patch 6) "Common Lisp" XEmacs Lucid
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FCC: /home/f/.xemacs/mail/sent
Does anyone know how I can eliminate repeated elements from a vector?
2001 Mar 07
1
[?] update.packages() - Linux
...)
and I installed a few packages using install.packages() . Now, I
am trying to upgrade these packages using update.packages() but I
believe I am running into some kind of error. See below. Any tips
will be greatly welcome. Thanks in advance. Francisco
PS: update.packages() only tries to update wle from version 0.3
to 0.4, gives me an error message at the end, and
installed.packages() continues to list version 0.3 as the installed
version. I ran install.packages("package-name") as root, and am
running update.packages() as root. I must be missing something
simple.
------------...
2007 May 11
1
model seleciton by leave-one-out cross-validation
Hi, all
When I am using mle.cv(wle), I find a interesting problem: I can't do
leave-one-out cross-validation with mle.cv(wle). I will illustrate the
problem as following:
> xx=matrix(rnorm(20*3),ncol=3)
> bb=c(1,2,0)
> yy=xx%*%bb+rnorm(20,0,0.001)+0
> summary(mle.cv(yy~xx,split=nrow(xx)-1,monte.carlo=2*nrow(xx),verb...
2005 Dec 08
1
mle.stepwise versus step/stepAIC
Hello,
I have a question pertaining to the stepwise regression which I am trying to
perform. I have a data set in which I have 14 predictor variables
accompanying my response variable. I am not sure what the difference is
between the function "mle.stepwise" found in the wle package and the
functions "step" or "stepAIC"? When would one use "mle.stepwise" versus
"step/stepAIC"? Other than the references in the R-software, is there
anything which discusses the use of "mle.stepwise"?
Thank you kindly in advance for a...
2010 Mar 12
2
find "CP"
R users
Thanks in advance:
I need to use the function "mle.cp" in R. When I run this function I recive
result <- mle.cp(y.hald~x.hald)
Error: could not find function "mle.cp"
could some one give me a help?
thanks
[[alternative HTML version deleted]]
2002 Apr 06
2
packages in OS X
..._idlc_
-- fracdiff
/usr/bin/ld: multiple definitions of symbol _gammfd_
(and others)
-- odesolve
-- princurve
lamix:
Error on line 116: Declaration error for v: adjustable dimension on
non-argument
-- splancs
/usr/bin/ld: multiple definitions of symbol _bounds_
-- wle
mleaic:
Error on line 229: Declaration error for work: adjustable dimension on
non-argument
-- subselect
configure: error: R was configured without a FORTRAN compiler
ERROR: configuration failed for package `subselect'
The multiple defined symbols are a well known OS X problem. There ar...
2015 Apr 15
2
Weighted Likelihood
Buenas tardes,
Estoy intentando ajustar distribuciones utilizando un vector de ponderación
en los datos (Weighted Likelihood). ¿Existen paquetes en R que resuelven
esto? He mirado ya el paquete "wle" pero no me permite introducir los pesos
mediante los cuales ponderar los datos.
En un primer momento, se me ha ocurrido realizar lo siguiente: repetir
cada elemento del vector datos tantas veces como indique el vector pesos
?modificado? (multiplicado por una potencia de 10, para que sean to...
2012 Mar 16
1
Change in behavior of update.views()?
...ust')
Warning message:
In update.views("Robust") :
The following packages are not available: covRobust, distr, FRB, MASS, mblm, multinomRob, mvoutlier, quantreg, RandVar, rgam, RobAStBase, robfilter, RobLox, RobRex, robust, RobustAFT, robustbase, ROptEst, ROptRegTS, rrcov, sandwich, wle
> library(covRobust)
>
It is puzzling because — as the second command shows — the package covRobust is installed.
Here is my
> sessionInfo()
R version 2.14.2 (2012-02-29)
Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
locale:
[1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en...
2000 Dec 18
1
Packages for R 1.2.0 for Windows
...dows/contrib are now for rw1020.
If you are upgrading to rw1020, please replace all the compiled
packages you have downloaded by ones from this set.
There a few packages available for the first time:
RMySQL mlbench netCDF
and a few that are not yet running on 1.2.0 on any platform
hdf5 locfit wle (crashes with an array overrun).
Beware of the following (from the current rw-FAQ)
3.5 Loading a package fails.
============================
Is the package compiled for this version of R? Many of the packages
need to be compiled for a fairly recent version, and in particular a...
2000 Dec 18
1
Packages for R 1.2.0 for Windows
...dows/contrib are now for rw1020.
If you are upgrading to rw1020, please replace all the compiled
packages you have downloaded by ones from this set.
There a few packages available for the first time:
RMySQL mlbench netCDF
and a few that are not yet running on 1.2.0 on any platform
hdf5 locfit wle (crashes with an array overrun).
Beware of the following (from the current rw-FAQ)
3.5 Loading a package fails.
============================
Is the package compiled for this version of R? Many of the packages
need to be compiled for a fairly recent version, and in particular a...
2007 Jan 02
6
package dependency tree
Is there a painless way to find the names of all packages on CRAN
that "Depend" on a specified package?
url: www.econ.uiuc.edu/~roger Roger Koenker
email rkoenker at uiuc.edu Department of Economics
vox: 217-333-4558 University of Illinois
fax: 217-244-6678 Champaign, IL 61820
2001 Oct 11
2
Where's MVA?
...tiv mvnmle mvtnorm netCDF nlme nlrq norm odesolve oz panel pcurve permax pinktoe pixmap polymars polynom princurve pspline quadprog quantreg rmeta rpart rpvm scatterplot3d sem sgeostat sm sma sn sna splancs sptests spweights strucchange survival tensor tree tripack tseries twostage vegan wavethresh wle xgobi xtable zmatrix
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2003 Apr 17
1
bit set or bit test
Hello, does R have functions for setting and testing
bit values?
I want to conserve memory for storing presence/absence
data for large multiple arrays within a single array,
using element values like
present[x,y] <- ntharray[x,y]*(2^n)
where presence is 1, non-presence is 0 and n is the
nth array
e.g. 1*(2^0) + 0*(2^1) + 0*(2^2) + 1*(2^3) + 0(2^4)
for storing the value 9 for presence in
2005 Jul 26
1
SETAR Estimation
Dear R-helpers,
I was wondering if anyone has or knows someone who might have an implementation
of algorithm for estimating SETAR models including the lag-order. For some
reason my code gives me a bit wrong results. I am fighting with it for a week
and cannot bring it down.
Thanks a million in advance,
Sincerely,
Evgueni
McGill University
Department of Economics
2004 Nov 02
1
Robust Poisson regression
Hola!
Anybody knows if there exists somewhere in R some implementation of
robust Poisson regression,
where robust is taken in the sense as usen in rlm(MASS). I found
something in the package
wle, but only for the Poisson distribution, not for regression.
For the moment I try to use linear models with the square-root
transformation,
and rlm.
Kjetil
--
Kjetil Halvorsen.
Peace is the most effective weapon of mass construction.
-- Mahdi Elmandjra
2008 Dec 10
1
Stepwise regression
...e regression (forward as well as the backward regression).
>From other software (i.e. minitab), I know only X1 and X2 are significant so my regression equation should be Y = constant + (b1) X1 + (b2) X2.
I am not sure whether I am using the correct R commands, which are as follows -
library (wle)
ONS <- mle.stepwise(Y ~ X1+X2+X3+X4, data=ONS)
summary(ONS)
The output looks something like this
OUTPUT
Forward selection procedure
F.in: 4
Last 3 iterations:
(Intercept) X1 X2 X3 X4
[1,] 1 0 0 0 1 15.57
[2,] 1 1 0 0 1 14.80
[3,] 1...
2011 Jun 23
1
Ranking submodels by AIC (more general question)
Here's a more general question following up on the specific question I
asked earlier:
Can anybody recommend an R command other than mle.aic() (from the wle
package) that will give back a ranked list of submodels? It seems like
a pretty basic piece of functionality, but the closest I've been able to
find is stepAIC(), which as far as I can tell only gives back the best
submodel, not a ranking of all submodels.
Thanks in advance,
Alexandra