Re: [R] Splitting Large Data Frame into Two

2012-06-13 Thread arun
197159111 A.K. - Original Message - From: Joshua Budman To: Sarah Goslee Cc: R-help@r-project.org Sent: Wednesday, June 13, 2012 12:15 PM Subject: Re: [R] Splitting Large Data Frame into Two This is a sample of the data:             ID chrom loc.start  loc.end 1    MA1B1Cy5  chr1 197

Re: [R] Splitting Large Data Frame into Two

2012-06-13 Thread Sarah Goslee
Then: Set1.names <- c("MA1B1Cy5", "MA5B4Cy5") Set1.data <- mydata[mydata$ID %in% Set1.names, ] On Wed, Jun 13, 2012 at 12:15 PM, Joshua Budman wrote: > This is a sample of the data: >            ID chrom loc.start   loc.end > 1    MA1B1Cy5  chr1 197008581 197026781 > 18   MA1B3Cy5  chr1 197079

Re: [R] Splitting Large Data Frame into Two

2012-06-13 Thread Joshua Budman
This is a sample of the data: ID chrom loc.start loc.end 1MA1B1Cy5 chr1 197008581 197026781 18 MA1B3Cy5 chr1 197079541 197080381 55 MA5B2Cy5 chr1 197088651 197118071 70 MA5B2Cy5 chr1 197172341 197189641 72 MA5B3Cy5 chr1 197008581 197010601 89 MA5B4Cy5 chr1 19702542

Re: [R] Splitting Large Data Frame into Two

2012-06-13 Thread Sarah Goslee
How are you deciding which values in the first column go into which subset? If you have a vector containing those values, you could use %in% or if they're determined logically you could use that criterion. A reproducible example and a bit more information would get you more concrete answers. Sar