Dear Rui and All: thank you very much for your very helpful responses.
with many thanks abou ______________________ *AbouEl-Makarim Aboueissa, PhD* *Professor, Statistics and Data Science* *Graduate Coordinator* *Department of Mathematics and Statistics* *University of Southern Maine* On Sat, Feb 16, 2019 at 11:36 AM Rui Barradas <ruipbarra...@sapo.pt> wrote: > Hello, > > An alternative, same dataset. > > df[apply(df, 1, function(x) all(is.finite(x))), ] > > > Hope this helps, > > Rui Barradas > > Às 16:14 de 16/02/2019, Martin Møller Skarbiniks Pedersen escreveu: > > On Sat, 16 Feb 2019 at 16:07, AbouEl-Makarim Aboueissa < > > abouelmakarim1...@gmail.com> wrote: > >> > >> I have a log-transformed data frame with some *-Inf* data values. > >> > >> *my question: *how to remove all rows with *-Inf* data value from that > > data > >> frame? > > > > > > Hi, > > Here is a solution which uses apply. > > > > First a data-frame as input: > > > > set.seed(1) > > df <- data.frame(w = sample(c(-Inf,1:20), 10), > > x = sample(c(-Inf,1:20), 10), > > y = sample(c(-Inf,1:20), 10), > > z = sample(c(-Inf,1:20), 10)) > > > > df <- df[-(unlist(apply(df, 2, function(x) which(x == -Inf)))),] > > > > Regards > > Martin > > > > [[alternative HTML version deleted]] > > > > ______________________________________________ > > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > > 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. > > > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.
