[R] Convertin rows of a matrix to a list

Liaw, Andy andy_liaw at merck.com
Tue Feb 21 19:20:44 CET 2006


Perhaps something like:

    as.list(as.data.frame(t(mat)))

Andy

From: Aleš Žiberna
> 
> Hello!
> 
> I would like to convert rows of a matrix to a elements of a list.
> 
> #For example, if I have
> mat<-matrix(1:100,ncol=5, nrow=20)
> 
> #I can do:
> list<-apply(mat,1,list)
> list
> #however this is not quite what I want. To get what I want, I 
> have to do:
> list<-lapply(list,function(x)x[[1]])
> list
> 
> Is there a faster way?
> 
> Best regards,
> Ales Ziberna
> 
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