Message-ID: <43FDE118.3010506@gmail.com>
Date: 2006-02-23T16:21:44Z
From: Aleš Žiberna
Subject: Convertin rows of a matrix to a list
In-Reply-To: <43FB5D69.8020409@pburns.seanet.com>
Thanks to all,
especially to Patrick Burns, who's solution is the fastest!
Best regards,
Ales
Patrick Burns pravi:
> Untried, but does this work for you:
>
> split(mat, row(mat))
>
> Patrick Burns
> patrick at burns-stat.com
> +44 (0)20 8525 0696
> http://www.burns-stat.com
> (home of S Poetry and "A Guide for the Unwilling S User")
>
> Ale? ?iberna wrote:
>
>> 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
>>
>> ______________________________________________
>> R-help at stat.math.ethz.ch mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide!
>> http://www.R-project.org/posting-guide.html
>>
>>
>>
>>
>>
>
>