[R] RE : Re: number of count of each unique row

olumn at the end labeled "x" with the frequency of each unique row. Once you get this you can convert to a list, manipulate, etc. I am sure that there exist faster/better methods. Best, Jay On Dec 21, 2007 5:03 PM, Louis Martin wrote: > Hi, > > I have a matrix of duplicate

[R] number of count of each unique row

Hi, I have a matrix of duplicate rows. How to output a list the unique rows with their count? I have used "unique" to have the unique rows, but can't produce the occurences of each unique row. Thanks Louis - [[alternative HTML version de

[R] RE : RE: using apply to loop [SEC=UNCLASSIFIED]

a Australia e: [EMAIL PROTECTED] -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Louis Martin Sent: Friday, 21 December 2007 11:37 AM To: R-help@r-project.org Subject: [R] using apply to loop Hi, I am running the following loop, but it takes hours to

[R] using apply to loop

Hi, I am running the following loop, but it takes hours to run as n is big. Is there any way "apply" can be used? Thanks. ### Start nclass <- dim(data)[[2]] - 1 z <- matrix(0, ncol = nclass, nrow = nclass) n <- dim(data)[[1]] x <- c(1:nclass) # loop starts for(loop in 1:n) {

[R] cross tabulation

: a data.frame with nrow = 1 ; ncol = t with t > z Thanks Louis martin - [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEAS