I did have the problem of not having two continuous variables and this approach circumvents this, allowing me in fact to plot the rownames.
Prof Brian Ripley wrote: > > On Tue, 27 May 2008, T.D.Rudolph wrote: > >> >> In the following example: >> x <- rnorm(1:100) >> y <- seq(from=-2.5, to=3.5, by=0.5) >> z <- as.matrix(table(cut(x,c(-Inf, y, +Inf)))) >> >> ## I wish to transform the values in z >> j <- log(z) >> >> ## Yet retain the row names >> row.names(j)<-row.names(z) > > Hmm. The rownames were retained and row.names() is for data frames, > rownames() for matrices. > >> Now, how can I go about creating a scatterplot with row.names(j) on the >> x-axis and j(m:nrow(j)) on the y-axis? Keep in mind the transformation I >> am >> conducting is more complicated and therefore cannot be plotted directly >> using log(z), which places me in this unique position. > > You will need to explain what exactly you want plotted. A scatterplot is > of two continuous variables and you only have one (and 'j(m:nrow(j))' is > invaild R). But here is one possibility to get you started: > > m <- nrow(j) > plot(j, xaxt="n", xlab="") > axis(1, 1:m, rownames(j), las=2) > > >> >> Tyler >> -- >> View this message in context: >> http://www.nabble.com/plot-rownames-tp17504882p17504882.html >> Sent from the R help mailing list archive at Nabble.com. >> >> ______________________________________________ >> 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. >> > > -- > Brian D. Ripley, [EMAIL PROTECTED] > Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ > University of Oxford, Tel: +44 1865 272861 (self) > 1 South Parks Road, +44 1865 272866 (PA) > Oxford OX1 3TG, UK Fax: +44 1865 272595 > > ______________________________________________ > 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. > > -- View this message in context: http://www.nabble.com/plot-rownames-tp17504882p17518854.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.
