Hi All, This is very helpful, but my data looks like this ID Data 1 I love oranges and apples 2 Oranges are good so we must eat them and also drik oranges 3 Apples are not that good like oranges so eat oranges
& I would like to count # of oranges in each row. How do I go about it ? Warm Regards On Sat, Mar 9, 2013 at 4:20 AM, Rui Barradas <ruipbarra...@sapo.pt> wrote: > Hello, > > I had thought of something like that, but I'm not sure if the match must > be exact. If not, grep seems better. More complicated and slower but more > flexible. > > Rui Barradas > > Em 08-03-2013 21:32, arun escreveu: > > >> >> Hi, >> You can also try: >> res2<-rowSums(x==word) >> >> res1<-sapply(where,length) >> res1[]<- sapply(res1,as.numeric) >> identical(res1,res2) >> #[1] TRUE >> A.K. >> >> >> >> ----- Original Message ----- >> From: Rui Barradas <ruipbarra...@sapo.pt> >> To: Sudip Chatterjee <sudipanal...@gmail.com> >> Cc: r-help@r-project.org >> Sent: Friday, March 8, 2013 4:26 PM >> Subject: Re: [R] Word Frequency for each row >> >> Hello, >> >> I'm not sure I understand, but see if the following is an example of >> counting occurences of a word in each row. >> >> >> set.seed(1855) >> x <- matrix(sample(LETTERS[1:5], 400, replace = TRUE), ncol = 4) >> word <- "A" >> where <- apply(x, 1, function(.x) grep(word, .x)) >> sapply(where, length) # count them >> >> >> Hope this helps, >> >> Rui Barradas >> >> Em 08-03-2013 16:04, Sudip Chatterjee escreveu: >> >>> Hi All, >>> >>> I am wondering if there is any examples where you can count your >>> interested "word" in each row. For an example if you have data with >>> *'ID*' >>> and '*write-up*' for 100 rows, how would I calculate the word frequency >>> for >>> each row ? >>> >>> Thank you for all your time. >>> >>> [[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. >>> >>> >> ______________________________**________________ >> 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. >> >> [[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.
