Re: [R] unique vs duplicate problem

2012-07-09 Thread arun
x2),fun(x2)) #[1] TRUE A.K. - Original Message - From: Peter Ehlers To: arun Cc: Nico902 ; R help Sent: Monday, July 9, 2012 4:14 PM Subject: Re: [R] unique vs duplicate problem On 2012-07-09 11:07, arun wrote: > Hi, > Try this: > #Duplicated: > x<-c(1:3,3) > x==x[

Re: [R] unique vs duplicate problem

2012-07-09 Thread Peter Ehlers
On 2012-07-09 11:07, arun wrote: Hi, Try this: #Duplicated: x<-c(1:3,3) x==x[duplicated(x)] #[1] FALSE FALSE TRUE TRUE #Unique: x[!x==x[duplicated(x)]] #[1] 1 2 A.K. Try the above approach with x <- c(1,2,3,3,3,4,4,5) I think Rui's solution is preferable. Peter Ehlers - O

Re: [R] unique vs duplicate problem

2012-07-09 Thread arun
Hi, Try this: #Duplicated: x<-c(1:3,3) x==x[duplicated(x)] #[1] FALSE FALSE  TRUE  TRUE #Unique:  x[!x==x[duplicated(x)]] #[1] 1 2 A.K. - Original Message - From: Nico902 To: r-help@r-project.org Cc: Sent: Monday, July 9, 2012 12:42 PM Subject: [R] unique vs duplicate problem Hi

Re: [R] unique vs duplicate problem

2012-07-09 Thread Nico902
excellent!!! thanks a lot!! -- View this message in context: http://r.789695.n4.nabble.com/unique-vs-duplicate-problem-tp4635868p4635874.html Sent from the R help mailing list archive at Nabble.com. __ R-help@r-project.org mailing list https://stat.eth

Re: [R] unique vs duplicate problem

2012-07-09 Thread Rui Barradas
Hello, Maybe this function. fun <- function(x) x %in% x[duplicated(x)] x <- c(1, 2, 3, 3) fun(x) Hope this helps, Rui Barradas Em 09-07-2012 17:42, Nico902 escreveu: Hi, Let say I have a numeric vector: x <- c(1, 2, 3, 3). I want on one hand numbers which are not duplicated ie "1,2" a

Re: [R] unique vs duplicate problem

2012-07-09 Thread jim holtman
Here is one way of doing it -- you can create your own functions: > x <- c(1, 2, 3, 3) > > allDup <- + function (value) + { + duplicated(value) | duplicated(value, fromLast = TRUE) + } > > duped <- unique(x[allDup(x)]) > duped [1] 3 > > setdiff(unique(x), duped) [1] 1 2 > > On Mon, Jul 9, 2