Hi Folks,
This is off-topic R-wise, but it may be close to
the heart of many R-users, so I think it may be
the best place to ask!
Users of 'gv' (the front end to ghostscript) will
be aware of the little window which gives you the
x-y coordinates (in points = 1/72 inch) of the position
of the
This doesn't answer your original question, and isn't much help unless
you're on a mac, but there's a nice looking program that makes this
kind of graph scraping really easy:
http://www.arizona-software.ch/applications/graphclick/en/
Hadley
On 6/15/07, Ted Harding [EMAIL PROTECTED] wrote:
Hi
On 6/15/07, Ted Harding [EMAIL PROTECTED] wrote:
Hi Folks,
This is off-topic R-wise, but it may be close to
the heart of many R-users, so I think it may be
the best place to ask!
Users of 'gv' (the front end to ghostscript) will
be aware of the little window which gives you the
x-y
On 15-Jun-07 16:29:53, Ted Harding wrote:
[...]
However, as a follow-up, I've since found that one can (somewhat
tediously) do what I was asking with the GIMP.
As well as the awkwardness of doing it the GIMP way, I've
discovered another disadvantage.
I'd previously tried it on a rather small
On 15-Jun-07 15:56:58, hadley wickham wrote:
This doesn't answer your original question, and isn't much help unless
you're on a mac, but there's a nice looking program that makes this
kind of graph scraping really easy:
http://www.arizona-software.ch/applications/graphclick/en/
Hadley
Check out the engauge digitizer:
http://digitizer.sourceforge.net/
On 6/15/07, Ted Harding [EMAIL PROTECTED] wrote:
Hi Folks,
This is off-topic R-wise, but it may be close to
the heart of many R-users, so I think it may be
the best place to ask!
Users of 'gv' (the front end to
Hi
If I understand correctly, this is something that the 'grImport' package
might be very useful for. You can import the PostScript image into R,
which means that you can draw the image, but you also have the locations
of everything that is drawn as numeric values so you should be able
(probably
On 15-Jun-07 20:08:05, Gabor Grothendieck wrote:
Check out the engauge digitizer:
http://digitizer.sourceforge.net/
Thanks, Gabor. This looks useful, as far as it goes.
However, it doesn't deal directly with PS, so one
would have to work to pixel resolution of screenshots
as displayed by say