[R] Large matrix into a vector

John Kane jrkrideau at yahoo.ca
Wed Mar 28 20:09:58 CEST 2007


Is this something like what you want?

ab  <- rep(1,4)
bb <- rep(2,4)
cc <- rep(3,4)
mydata  <- data.frame(ab,bb,cc)
unlist(mydata)
unlist(data.frame(t(mydata)))


--- A Ezhil <ezhil02 at yahoo.com> wrote:

> Hi,
> 
> I have a matrix HR(9x27). I would like to make a
> single vector with elements: t(HR[,1]) followed by
> t(HR[,2]) and then t(HR[,3] ... etc. Is there any
> neat
> way of converting this matrix into a vector rather
> doing something like c(t(HR[,1]), t(HR[,2]),
> t(HR[,3])
> ..)?
> 
> Thanks in Advance.
> Kind regards,
> Ezhil
> 
> 
>  
>
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