Gentoo Archives: gentoo-science

From: "M. Edward (Ed) Borasky" <znmeb@×××××××.net>
To: gentoo-science@l.g.o
Subject: Re: [gentoo-science] gnuplot + python
Date: Sun, 08 Jul 2007 00:20:04
Message-Id: 46902D87.1040609@cesmail.net
In Reply to: Re: [gentoo-science] gnuplot + python by Alan Jackson
1 Alan Jackson wrote:
2 > Sounds like you want ggobi or Rggobi
3 >
4 > http://www.ggobi.org/
5 > http://www.ggobi.org/rggobi/
6 >
7 > On Sat, 07 Jul 2007 10:04:15 -0700
8 > "M. Edward (Ed) Borasky" <znmeb@×××××××.net> wrote:
9 >
10 >> Matías Graña wrote:
11 >>> Hi; I'm doing some easy 3D plotting these days and I've come to this
12 >>> situation. I just need to plot a few dots in 3D-space. I've been using
13 >>> gnuplot for this, as it allows to rotate the picture with the mouse,
14 >>> giving a good impression of where the dots actually are.
15 >>> So far so good, but now I want it to interact with the python code I use
16 >>> to compute the position of the dots. There's gnuplot-py for this, but it
17 >>> seems to have the problem that once it launches a window, gnuplot does
18 >>> not listen to mouse clickings on it. So I can tell my python program to
19 >>> draw the dots, but then I can't rotate them as I could within a gnuplot
20 >>> session.
21 >>>
22 >>> So, I'm looking to either
23 >>> a) a way to have an interaction between gnuplot and python, or
24 >>> b) another program/library that can be launched from python and able to
25 >>> plot 3D dots and rotate them with the mouse.
26 >>>
27 >>> Any insight or advice is welcome.
28 >>>
29 >>> Thanks,
30 >>> Matías
31 >> There are oodles of scientific interfaces to Python. I'm guessing there
32 >> is at least one that will do this. I'm not a Pythonista, however, I'm a
33 >> Rubyist, so I can't give you any names, or tell you whether what you
34 >> want to do is in Portage or not. One you might want to check is Sage
35 >> (http://sagemath.org/). Another is StatPy
36 >> (http://www.astro.cornell.edu/staff/loredo/statpy/)
37 >>
38 >> However, this is a very common mode of interaction in exploratory data
39 >> analysis, and just about every statistics package out there can do this.
40 >> xlisp-stat used to be in Portage, but it's in Lisp. And R is in Portage
41 >> for sure and is what *I* use to do this sort of thing. If you don't mind
42 >> learning another language, I'd recommend R.
43 >>
44 >> There is supposedly an R-Python interface available, but since I don't
45 >> know Python, I've never bothered to check it out. If you want to go this
46 >> way, do a Google search for "RSPython".
47 >> --
48 >> gentoo-science@g.o mailing list
49 >
50 >
51 I haven't been able to get them to build ... is ggobi even in Portage??
52 --
53 gentoo-science@g.o mailing list

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Re: [gentoo-science] gnuplot + python "M. Edward (Ed) Borasky" <znmeb@×××××××.net>