Re: [R] CEoptim problems

2024-04-09 Thread Adelchi Azzalini
at 12:22, Ivan Krylov wrote: > > В Tue, 9 Apr 2024 12:04:26 +0200 > Adelchi Azzalini пишет: > >> res <- CEoptim(sumsqrs, f.arg = list(xt), continuous = list(mean = >> c(0, 0, 0), sd = rep(1,3), conMat = A, conVec = b), discrete = >> list(categories = c(

Re: [R] CEoptim problems

2024-04-09 Thread Adelchi Azzalini
e in the accompanying paper, but these are not checked by CRAN. Best regards, Adelchi > > If the problem is how to activate a dormant maintainer and fix the issue for > everyone, I don't really have a clue, but you might consider cantacting the > CRAN team. > > Best,

[R] CEoptim problems

2024-04-09 Thread Adelchi Azzalini
uld anyone help? Best regards, Adelchi Azzalini http://azzalini.stat.unipd.it library(CEoptim) ## 5.7 AR(1) Model with Regime Switching set.seed(123) sumsqrs <- function(theta, rm1, x) { N <- length(x) #without

Re: [R] question about update()

2023-05-04 Thread Adelchi Azzalini via R-help
shall post the question again. Best wishes, Adelchi > On 4 May 2023, at 11:44, Berwin A Turlach wrote: > > G'day Adelchi, > > hope all is well with you. > > On Thu, 4 May 2023 10:34:00 +0200 > Adelchi Azzalini via R-help wrote: > >> Thanks, Duncan.

Re: [R] question about update()

2023-05-04 Thread Adelchi Azzalini via R-help
> On 4 May 2023, at 10:26, Duncan Murdoch wrote: > > On 04/05/2023 4:05 a.m., Adelchi Azzalini via R-help wrote: >> Hi. There must be something about the use of update() which I do not grasp, >> as the next exercise indicates. >> Suppose that obj is an object return

[R] question about update()

2023-05-04 Thread Adelchi Azzalini via R-help
ata, xf=xf) new.obj <- update(obj, . ~ . + xf) generates Error in eval(predvars, data, env) : object 'xf' not found Could somebody explain what I got wrong, and how to fix it? Best regards, Adelchi Azzalini __ R-help@r-project.org ma

Re: [R] a question of etiquette

2020-06-01 Thread Adelchi Azzalini
4 > (Phone) 410-605-7119 > (Fax) 410-605-7913 (Please call phone number above prior to faxing) > > > From: R-help on behalf of Adelchi Azzalini > > Sent: Monday, June 1, 2020 3:17 PM > To: Michael Dewey > Cc: r-help@r-project.org > Subject: Re: [R] a question of e

Re: [R] a question of etiquette

2020-06-01 Thread Adelchi Azzalini
ook. Best regards, Adelchi > > This may have already been discussed there so a quick look at the archive > might also help you. > > On 01/06/2020 17:34, Adelchi Azzalini wrote: >> The new version of a package which I maintain will include a new function >> which

[R] a question of etiquette

2020-06-01 Thread Adelchi Azzalini
include them as co-authors of the package, or as contributors, or what else? Is there a general policy about this matter? Adelchi Azzalini http://azzalini.stat.unipd.it/ __ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https

Re: [R] HTML documentation is not in the expected location

2017-11-17 Thread Adelchi Azzalini
:03, Duncan Murdoch wrote: > > On 17/11/2017 10:47 AM, Adelchi Azzalini wrote: >> Since I have updated my Linux system, and consequently re-installed R, I >> am unable to see HTML documentation which I used to access via a web >> browser. To be more specific, my R installa

[R] HTML documentation is not in the expected location

2017-11-17 Thread Adelchi Azzalini
20170516 The current R installation is R version 3.4.2 (2017-09-28) -- "Short Summer" but the same problem existed with 3.4.1 after the system update. When I (re-)install R, everything seems fine; no error messages are generated. Can anyone tell me how to put the HTML do

Re: [R] convergence=0 in optim and nlminb is real?

2013-12-17 Thread Adelchi Azzalini
e answer. You really do need to look at the answers and make sure that they are meaningful. JN On 13-12-17 11:32 AM, Adelchi Azzalini wrote: On Tue, 17 Dec 2013 08:27:36 -0500, Prof J C Nash (U30A) wrote: PJCN> If you run all methods in package optimx, you will see results PJCN> all over

Re: [R] convergence=0 in optim and nlminb is real?

2013-12-17 Thread Adelchi Azzalini
these data, nor any other data. I am working on an update of package 'sn'. Thanks for your informative reply. Adelchi -- Adelchi Azzalini Dipart.Scienze Statistiche, Università di Padova, Italia tel. +39 049 8274147, http://azzalini.stat.unipd.it/ _

Re: [R] convergence=0 in optim and nlminb is real?

2013-12-17 Thread Adelchi Azzalini
) point of minimum has been found, the Hessian matrix must be computed on the original parameterization, to get standard errors. Adelchi Azzalini PJCN> PJCN> PJCN> > Date: Mon, 16 Dec 2013 16:09:46 +0100 PJCN> > From: Adelchi Azzalini PJCN> > To:

[R] convergence=0 in optim and nlminb is real?

2013-12-16 Thread Adelchi Azzalini
is wrong, (iii) the eigenvalues are not right. ...and, in case, how to get the real solution. Adelchi Azzalini #-- library(sn) # version 0.4-18 data(ais, package="sn") attach(ais) X <- cbind(1,Ht,Wt) y <- cbind(bmi, lbm) dettach(ais) negLogLik <- function(vdp, x, y)

Re: [R] calculate the probability

2013-09-06 Thread Adelchi Azzalini
me series, specifically about their joint distribution? Also, is "t" a single time point or a sequence of time points? In the first case, we are just dealing with a bivariate distribution. Finally, what do you mean by "conditional quantile", conditional on what? Adel

[R] \examples{} in Rd file

2011-01-16 Thread Adelchi Azzalini
that the examples are parsed as ordinary text, not R commands. I am really puzzled. Any explanation? Adelchi Azzalini [mac:aa:~/SW/R/Pkg-mnormt] R CMD Check mnormt running .Rprofile (Sun 16-Jan-2011, 11:17:59) * using log directory ‘/Users/aa/SW/R/Pkg-mnormt/mnormt.Rcheck’ * using R version 2

[R] a matter of etiquette/Fw: dmvsnorm & mvst in fMultivar

2010-05-21 Thread Adelchi Azzalini
hat have expressed their views on this question. This has helped me to make up my mind: I reproduce below my 2008 message mentioned above. With best regards, Adelchi Azzalini Begin forwarded message: === Date: Tue, 26 Aug 2008 10:44:16 +0200 From: Adel

[R] a matter of etiquette

2010-05-11 Thread Adelchi Azzalini
errors to the whole R-help list, or what else? I only rule out writing (again) to the maintainers of the package. Adelchi Azzalini -- Adelchi Azzalini Dipart.Scienze Statistiche, Università di Padova, Italia tel. +39 049 8274147, http://azzalini.stat.unipd.it

Re: [R] R ON Mac

2010-01-14 Thread Adelchi Azzalini
On Thu, 14 Jan 2010 07:07:49 -0800 (PST), Corey Sparks wrote: CS> CS> Hi, it appears that your corrdinates contain commas, instead of CS> decimal points, R sees the commas and immediatly thinks the data CS> are text, you should replace the commas with decimal points in a CS> text editor. CS> o

[R] transform multi skew-t to uniform distribution

2009-07-08 Thread Adelchi Azzalini
ou get a single number out -- this is as expected. I presume that actually you want to compute a 1-dimensional distribution at 10 different points, which is achieved by pst(rr1, dp=c(0,1,1,5)) [1] 0.564580 0.996707 0.867177 0.497123 0.575915 0.085922 0.004127 0.030807 [9] 0.076839 0.02

[R] R crash on Mac

2009-02-27 Thread Adelchi Azzalini
year 2008 month 12 day22 svn rev47281 language R version.st

[R] package sn

2008-12-22 Thread Adelchi Azzalini
be made available in 2009. So, at this stage, I thought appropriate to remind people that sooner or later the existing functions may disappear, at least with their present names. best wishes Adelchi Azzalini -- Adelchi Azzalini Dipart.Scienze Statistiche, Università di Pa

Re: [R] how to get the CDF of a density() estimation?

2008-12-11 Thread Adelchi Azzalini
On Thu, 11 Dec 2008 15:11:06 +0100, Adelchi Azzalini wrote: AA> AA> In practical terms you can still use density(), as indicated above, but AA> selecting a suitably smaller bandwith compared to the one used for AA> density estimation. PS. of course this is numerically most

Re: [R] how to get the CDF of a density() estimation?

2008-12-11 Thread Adelchi Azzalini
1/5}), while for CDF estimation is O(n^{-1/3}), if n denotes the sample size. In practical terms you can still use density(), as indicated above, but selecting a suitably smaller bandwith compared to the one used for density estimation. Best wishes Adelchi Azzalini -- Adelchi Azzalini <[EMA