Try this: For the first and the second question:
transform(subset(d, row.names(d) != 2), row.names=NULL) On Thu, Jun 11, 2009 at 3:53 PM, Payam Minoofar <payam.minoo...@meissner.com > wrote: > Hello everyone, > > I have a couple of fairly simple questions (I hope) the answers to which I > cannot find through the documentation at the moment. > > > 1. I would like to delete the a row from a matrix if a certain > elimination criterion is met. I am familiar with x <- x[-7,] (to remove row > 7, for example). Are there any other means of removing an entire row? > 2. Is there a single command that will rename the index of each row to > match the row number once a row has been deleted. For example, when row 7 is > deleted above, the old row 8 is now row 7, but the row name is still "8". I > have figured out how to assign a sequence vector to the row names, but I am > wondering if there is a built-in command that does the same thing. (I.e., > change the name of row 7 to "7" from "8".) > > Thank you very much. > > Payam > -- > Payam Minoofar, Ph.D. > Scientist > Meissner Filtration Products > 4181 Calle Tesoro > Camarillo, CA 93012 > USA > +1 805 388 9911 > +1 805 388 5948 fax > payam.minoo...@meissner.com > > > [[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. > -- Henrique Dallazuanna Curitiba-Paraná-Brasil 25° 25' 40" S 49° 16' 22" O [[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.
