[R] Postscript files graphic quality and other problems

[David Winsemius]

On Apr 14, 2013, at 11:00 AM, Duncan Murdoch wrote:

> On 13-04-14 1:11 PM, Mario José wrote:
>> Hi all,
>> 
>> I try to save graphic as eps file, but I have probles with quality. My
>> graphics as pdf file is ok. The quality is very good. But when I save as
>> eps the quality is very poor.
> 
> How are you determining this?  The quality looks similar to me.

I am wondering if this is being viewed with a Mac mail client (or possibly some other device)  that extracts a low-resolution bitmap from a pdf file? When I insert this test file it registers as being only 4.2Kb. In the file system browser it is a 106Kb file (I know that it will not appear to most of the audience but it should remain attached for the OP and Duncan.)

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-- 
David.


> 
>> I try convert pdf to eps file using others programs like adobe acrobat
>> and the quality of eps is like pdf (file is larger than). I try lot of
>> recommendation found in google and others lists.
>> 
>> I used:
>> 
>> postscript("test.eps",onefile=FALSE,horizontal=FALSE,width=14,height=7)
>> 
>> plot(1:10, 1:10)
>> 
>> dev.off()
>> 
>> How can I improve the quality of graphic?
>> 
>> I have other problem too. When I save my graphic with code above, I can
>> import to other programs like Word without problem. But, when I change
>> symbols with pch parameter, the importation have problems.
> 
> This sounds like a problem with Word.  Are you judging the quality by how it shows up in Word?  That would also be a problem with Word's importing, I think.
> 
> Duncan Murdoch
> 
>> 
>> postscript("test.eps",onefile=FALSE,horizontal=FALSE,width=14,height=7)
>> 
>> plot(1:10, 1:10, pch=3)
>> 
>> dev.off()
>> 
>> The graphic imported is not showed.
>> 
>> Best regards,
>> 
>> Mario
>> 
>> ______________________________________________
>> R-help at 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.
>> 
> 
> ______________________________________________
> R-help at 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.

David Winsemius
Alameda, CA, USA