I thought unique delete the whole line. I don't really need the row names, but I thought of it as a way of getting the unique items.
Is there a way of deleting whole lines completely according to their identifiers? What I really need are unique values on the first column. Assa On Mon, Jun 14, 2010 at 18:04, jim holtman <jholt...@gmail.com> wrote: > Your process does remove all the duplicate entries based on the > content of the two columns. After you do this, there are still > duplicate entries in the first column that you are trying to use as > rownames and therefore the error. Why to you want to use non-unique > entries as rownames? Do you really need the row names, or should you > only be keeping unique values for the first column? > > On Mon, Jun 14, 2010 at 8:54 AM, Assa Yeroslaviz <fry...@gmail.com> wrote: > > Hello everybody, > > > > I have a a matrix of 2 columns and over 27k rows. > > some of the rows are double , so I tried to remove them with the command > > unique(): > > > >> Workbook5 <- read.delim(file = "Workbook5.txt") > >> dim(Workbook5) > > [1] 27748 2 > >> Workbook5 <- unique(Workbook5) > >> dim(Workbook5) > > [1] 20101 2 > > > > it removed a lot of line, but unfortunately not all of them. I wanted to > add > > the row names to the matrix and got this error message: > >> rownames(Workbook5) <- Workbook5[,1] > > Error in `row.names<-.data.frame`(`*tmp*`, value = c(1L, 2L, 3L, 4L, 5L, > : > > duplicate 'row.names' are not allowed > > In addition: Warning message: > > non-unique values when setting 'row.names': âÃòA_51_P102339âÃô, > > âÃòA_51_P102518âÃô, âÃòA_51_P103435âÃô, > > âÃòA_51_P103465âÃô, > > âÃòA_51_P103594âÃô, âÃòA_51_P104409âÃô, > > âÃòA_51_P104718âÃô, > > âÃòA_51_P105869âÃô, âÃòA_51_P106428âÃô, > > âÃòA_51_P106799âÃô, > > âÃòA_51_P107176âÃô, âÃòA_51_P107959âÃô, > > âÃòA_51_P108767âÃô, > > âÃòA_51_P109258âÃô, âÃòA_51_P109708âÃô, > > âÃòA_51_P110341âÃô, > > âÃòA_51_P111757âÃô, âÃòA_51_P112427âÃô, > > âÃòA_51_P112662âÃô, > > âÃòA_51_P113672âÃô, âÃòA_51_P115018âÃô, > > âÃòA_51_P116496âÃô, > > âÃòA_51_P116636âÃô, âÃòA_51_P117666âÃô, > > âÃòA_51_P118132âÃô, > > âÃòA_51_P118168âÃô, âÃòA_51_P118400âÃô, > > âÃòA_51_P118506âÃô, > > âÃòA_51_P119315âÃô, âÃòA_51_P120093âÃô, > > âÃòA_51_P120305âÃô, > > âÃòA_51_P120738âÃô, âÃòA_51_P120785âÃô, > > âÃòA_51_P121134âÃô, > > âÃòA_51_P121359âÃô, âÃòA_51_P121412âÃô, > > âÃòA_51_P121652âÃô, > > âÃòA_51_P121724âÃô, âÃòA_51_P121829âÃô, > > âÃòA_51_P122141âÃô, > > âÃòA_51_P122964âÃô, âÃòA_51_P123422âÃô, > > âÃòA_51_P123895âÃô, > > âÃòA_51_P124008âÃô, âÃòA_51_P124719âÃô, > > âÃòA_51_P125648âÃô, > > âÃòA_51_P125679âÃô, âÃòA_51_P125779â [... truncated] > > > > Is there a better way to discard the duplicataions in the text file > (Excel > > file is the origin). > > > >> R.version > > _ > > platform x86_64-apple-darwin9.8.0 > > arch x86_64 > > os darwin9.8.0 > > system x86_64, darwin9.8.0 > > status Patched > > major 2 > > minor 11.1 > > year 2010 > > month 06 > > day 03 > > svn rev 52201 > > language R > > version.string R version 2.11.1 Patched (2010-06-03 r52201) > > > > THX > > > > Assa > > > > ______________________________________________ > > 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. > > > > > > > > -- > Jim Holtman > Cincinnati, OH > +1 513 646 9390 > > What is the problem that you are trying to solve? > [[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.
