[R] Count cell Count by her frequency

Hello togehter, i have a data.frame, with value like this: A B 1 10-1 aaa 2 10-1 bbb 3 10-1 abc 4 10-2 vvv 5 10-3 ggg I want now a evaluation, which character is how often in my data.frame. Like this one: A B 1 10-1 3 2 10-2 1 3 10-3

Re: [R] Count cell Count by her frequency

Hello, Try the following. dat - read.table(text = A B 1 10-1 aaa 2 10-1 bbb 3 10-1 abc 4 10-2 vvv 5 10-3 ggg , header = TRUE) tbl - table(dat$A) data.frame(tbl) Hope this helps, Rui Barradas Em 10-12-2012 08:50, Mat escreveu: Hello togehter, i have a

Re: [R] Count cell Count by her frequency

Professor of Anthropology Texas AM University College Station, TX 77843-4352 -Original Message- From: r-help-boun...@r-project.org [mailto:r-help-bounces@r- project.org] On Behalf Of Mat Sent: Monday, December 10, 2012 2:50 AM To: r-help@r-project.org Subject: [R] Count cell Count

Re: [R] Count cell Count by her frequency

Thank you all, a few ideas worked perfectly for me. I take with(dat1,aggregate(B,by=list(A=A),length)) for my task. Have a nice day. Mat -- View this message in context: http://r.789695.n4.nabble.com/Count-cell-Count-by-her-frequency-tp4652650p4652678.html Sent from the R help mailing

Re: [R] Count cell Count by her frequency

...@fnt.de; r-help@r-project.org Sent: Monday, December 10, 2012 7:43 AM Subject: Re: [R] Count cell Count by her frequency You request is not completely clear. I am assuming you want to count the number of different characters in B for each category in A: A - c(10-1, 10-1, 10-1, 10-2, 10-3) B - c(aaa

Re: [R] Count cell Count by her frequency

Carrillo [mailto:mazatlanmex...@yahoo.com] Sent: Monday, December 10, 2012 10:05 AM To: dcarl...@tamu.edu; 'Mat'; r-help@r-project.org Subject: Re: [R] Count cell Count by her frequency And another way: library(plyr) ddply(dta,A,summarise,B=length(B))   Felipe D. Carrillo Supervisory Fishery