1. Plot a random sample of the points (e.g. of rows of matrix/dataframe containing "x" and "y" columns
2. See the hexbin package 3. Check out the graphics taskview on cran: https://cran.r-project.org/web/views/Graphics.html (though it may be somewhat dated by now) 4. Internet search: e.g. on "display scatterplots with thousands of points" typical hit: https://stackoverflow.com/questions/7714677/scatterplot-with-too-many-points 5. Search/Post on stats.stackexchange.com instead. -- Bert Bert Gunter "The trouble with having an open mind is that people keep coming along and sticking things into it." -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip ) On Mon, Sep 3, 2018 at 10:45 AM Rich Shepard <rshep...@appl-ecosys.com> wrote: > This may be an inappropriate forum for this question. If so, please > point > me in a better direction. > > A current project includes scatter plots with thousands of points. Saved > as PDF files they display slowly using a pdf viewer or when included in the > PDF output of a LaTeX document. > > Is there a process by which these plots can be 'thinned' so they show > the > same overall patterns but with fewer points so they display more quickly? > > Rasterizing them to .jpg files using 'convert' allows them to load > immediately, but the bit-mapped resolution is, of course, much lower than > the vector PDF format. > > Rich > > ______________________________________________ > 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.
