[R] Efficient manipulation with list object
er|cjberger @end|ng |rom gm@||@com
Sun Jun 10 18:10:27 CEST 2018
Try this. Suppose your list of matrices is in the list locL.
nc <- 3
locL2 <- list()
for ( i in 1:length(locL )
locL2[[i]] <- as.numeric(t(locL[[i]]))
bigMat <- matrix(unlist(locL3), ncol=nc, byrow=TRUE)
On Sun, Jun 10, 2018 at 6:33 PM, Christofer Bogaso <
bogaso.christofer using gmail.com> wrote:
> I have a list of length 10,000, and each element of that list is a matrix
> with 3 columns and 2,000 rows.
> Now when I tried to make a Matrix object with that list using
> Reduce('rbind', list), my code is taking a considerable amount of time.
> Is there any way to implement same above task in more efficient way?
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