Hi: That leaves open several possibilities. Could you please supply a small, reproducible example (i.e., one that someone can copy and paste into an R session) that illustrates the problem along with the solution you expect?
TIA, Dennis On Fri, Jun 24, 2011 at 2:30 AM, Salih Tuna <saliht...@gmail.com> wrote: > Hi Dimitris, > Thanks for your reply. But this is not exactly what i am after. I want to > find the probes that falls into certain regions. In your solution it will > ignore the second probe if it falls into the same region as the first one. > Is there any vector trickb uilt in R to find whether probes fall into > certain regions? > best, > salih > > On Fri, Jun 24, 2011 at 10:23 AM, Dimitris Rizopoulos < > d.rizopou...@erasmusmc.nl> wrote: > >> One approach is the following: >> >> x <- rnorm(5) >> y <- matrix(rnorm(5*2), 5, 2) >> >> check <- y - x >> check[, 1] * check[, 2] < 0 >> >> >> I hope it helps. >> >> Best, >> Dimitris >> >> >> >> On 6/24/2011 10:57 AM, Salih Tuna wrote: >> >>> Hi All, >>> What is the fastest way of finding if any members of vector x fall in the >>> range of the rows of matrix y? >>> I do not want to use two for loops as this will take forever. >>> Any help will be appreciated, >>> best, >>> salih >>> >>> [[alternative HTML version deleted]] >>> >>> ______________________________**________________ >>> R-help@r-project.org mailing list >>> https://stat.ethz.ch/mailman/**listinfo/r-help<https://stat.ethz.ch/mailman/listinfo/r-help> >>> PLEASE do read the posting guide http://www.R-project.org/** >>> posting-guide.html <http://www.r-project.org/posting-guide.html> >>> and provide commented, minimal, self-contained, reproducible code. >>> >>> >> -- >> Dimitris Rizopoulos >> Assistant Professor >> Department of Biostatistics >> Erasmus University Medical Center >> >> Address: PO Box 2040, 3000 CA Rotterdam, the Netherlands >> Tel: +31/(0)10/7043478 >> Fax: +31/(0)10/7043014 >> Web: >> http://www.erasmusmc.nl/**biostatistiek/<http://www.erasmusmc.nl/biostatistiek/> >> > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
