Hi Michael,
Your example is just what I needed; thank you very much!
2013/8/29 Michael SCHINDLER <[email protected]>
> Hello Néstor,
>
> On 28/08/13, Néstor Espinoza wrote:
> > I'm trying to draw confidence bands around some model data-points that I
> > have and I think the tutorials that I've read so far that paint areas
> below
> > curves are not what I'm looking for (e.g.,
> > http://pyx.sourceforge.net/gallery/graphs/integral.html), because in
> order
> > to paint areas between curves with those methods (i.e., by the method
> > suggested in this same mailist here:
> > http://osdir.com/ml/python.pyx.users/2008-07/msg00002.html), the trick
> is
> > to paint white below the second curve.
>
> I am not quite sure to understand what you want to do. If it is just
> to visualize the confidence of the data, you could use simple error
> bars (http://pyx.sourceforge.net/examples/graphstyles/errorbar.html).
> I you want it more fancy with a shaded area, the principle is the same
> as in the integral example: You take out the paths from the graph, and
> those can be manipulated (glued together, split, ...). If this latter
> step makes problems, have a look at the joint example.
>
> > Basically in my code I have three vectors, model, model_down and
> model_up.
> > The idea is to plot the confidence bands between the curves model_down
> and
> > model_up (which represent my confidence bads) and plot model as
> datapoints
> > on top: do you have any idea on how to do this?
>
> Best,
> Michael
>
>
--
Néstor
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