Thank you Sundar, Do plots being so reduced remain object based (i.e. not bitmaps)?
Denis Le 07-05-22 à 13:19, Sundar Dorai-Raj a écrit : > You need not buy Acrobat. There are two free software programs that > will compress pdf files: > > http://www.cutepdf.com > http://www.cs.wisc.edu/~ghost/ (and in particular GSView) > > They both allow several levels of compression. > > Thanks, > > --sundar > > Chabot Denis said the following on 5/22/2007 3:32 AM: >> Hi, >> Without trying to print 1000000 points (see <http:// >> finzi.psych.upenn.edu/R/Rhelp02a/archive/42105.html>), I often >> print maps for which I do not want to loose too much of coastline >> detail, and/or plots with 1000-5000 points (yes, some are on top >> of each other, but using transparency (i.e. rgb colors with >> alpha information) this actually comes through as useful >> information. >> But the files are large (not as large as in the thread above of >> course, 800 KB to about 2 MB), especially when included in a >> LaTeX document by the dozen. >> Acrobat (not the reader, the full program) has an option "reduce >> file size". I don't know what it does, but it shrinks most of my >> plots to about 30% or original size, and I cannot detect any loss >> of detail even when zooming several times. But it is a pain to do >> this with Acrobat when you generate many plots... And you need to >> buy Acrobat. >> Is this something the pdf device could do in a future version? I >> tried the "million points" example from the thread above and the >> 55 MB file was reduced to 6.9 MB, an even better shrinking I see >> on my usual plots. >> Denis Chabot >> ______________________________________________ >> R-help@stat.math.ethz.ch 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. ______________________________________________ R-help@stat.math.ethz.ch 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.