Re: Parsing a graph image

From	Laurent Claessens <moky.math@gmail.com>
Newsgroups	comp.lang.python
Subject	Re: Parsing a graph image
Date	2011-05-13 14:43 +0200
Organization	A poorly-installed InterNetNews site
Message-ID	<4DCD2782.2010803@gmail.com> (permalink)
References	<mailman.1510.1305281943.9059.python-list@python.org> <90jv98-322.ln1@satorlaser.homedns.org> <20110513142445.0792eb4e@chaostal.de> <mailman.1513.1305290304.9059.python-list@python.org>

Show all headers | View raw

> I guess it requires some kind of image processing , where you can move around image pixel
>by pixel and somehow figure out what color is present in that pixel .
> If there isn’t much noise in the image you should sharp contrast and would
>be able to differentiate between two colors ? if yes ( I don’t know matlab
 >might provide some tools ..  just guessing ) then its easy i think to 
pick (X,Y) as time and value ?

You made me think that in addition to ask to imagemagick's and 
matplotlib, one can also as to Sage[1]

In order of pythonicity :
- matplotlib
- sage
- imagemagick's


Laurent

[1] www.sagemath.org

PS : Sorry for having send my previous answer 5 times. I don't understand :(

Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar

Thread

Parsing a graph image Bastian Ballmann <balle@chaostal.de> - 2011-05-13 12:19 +0200
  Re: Parsing a graph image Ulrich Eckhardt <ulrich.eckhardt@dominolaser.com> - 2011-05-13 14:01 +0200
    Re: Parsing a graph image Bastian Ballmann <balle@chaostal.de> - 2011-05-13 14:24 +0200
      Re: Parsing a graph image Laurent Claessens <moky.math@gmail.com> - 2011-05-13 14:30 +0200
      Re: Parsing a graph image Laurent Claessens <moky.math@gmail.com> - 2011-05-13 14:30 +0200
      Re: Parsing a graph image Laurent Claessens <moky.math@gmail.com> - 2011-05-13 14:30 +0200
      Re: Parsing a graph image Laurent Claessens <moky.math@gmail.com> - 2011-05-13 14:30 +0200
      Re: Parsing a graph image Laurent Claessens <moky.math@gmail.com> - 2011-05-13 14:30 +0200
    Re: Parsing a graph image saurabh verma <nitw.saurabh@gmail.com> - 2011-05-13 18:12 +0530
      Re: Parsing a graph image Laurent Claessens <moky.math@gmail.com> - 2011-05-13 14:43 +0200
    Re: Parsing a graph image Robert Kern <robert.kern@gmail.com> - 2011-05-13 14:38 -0500
    Re: Parsing a graph image Bastian Ballmann <balle@chaostal.de> - 2011-05-16 15:38 +0200
  Re: Parsing a graph image Neil Cerutti <neilc@norwich.edu> - 2011-05-13 13:31 +0000

csiph-web