Hi Petr

Thanks for reply.



On 24 October 2012 07:26, PIKAL Petr [via R] <
ml-node+s789695n4647269h4@n4.nabble.com> wrote:

> Hi
>
> It is a piece of my code. At this, i create a matrix(deltab) with each
column is a binomial, but in there are several NAs, and i must restart
the cycle the number of Nas is zero. So, the problem this process takes a
very long time.

> >
> > Hi
> >
> > I want help for "repeat" because it takes a long time
> >
> > repeat{
> > for (i in 1:n){
> > probb[i]=sum(Wc[z[,j]>=yb[i]])
> > }
> > deltab[,b]=rbinom(n,1,probb)
> > if(length(which(is.na(deltab[,b])==T))==0){break}
> > }
> >
> > This code works but takes much computation time.
>
> What is this code supposed to do? It gives an error (see below)
>
> > repeat{
> + for (i in 1:n){
> + probb[i]=sum(Wc[z[,j]>=yb[i]])
> + }
> + deltab[,b]=rbinom(n,1,probb)
> + if(length(which(is.na(deltab[,b])==T))==0){break}
> + }
> Error: object 'n' not found
> >
>
> PLEASE do read the posting guide http://www.R-project.org/posting-
> guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
> and some data to test the code.
>
> Anyway, this kind of code shall be implemented probably in other language
> like C+.
>
> Regards
> Petr
>
>
> >
> > Anyone could help me to find a solution to take a shor time.
> >
> > Thanks
> >
> > Jorge
> >
> >
> >
> > --
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> > takes-along-time-tp4647160.html
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> >
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> > [hidden email] <http://user/SendEmail.jtp?type=node&node=4647269&i=0>mailing list
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> > PLEASE do read the posting guide http://www.R-project.org/posting-
> > guide.html
> > and provide commented, minimal, self-contained, reproducible code.
>
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-- 
*Jorge Mendonça*




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