[EMAIL PROTECTED] wrote:
> Hello,
>
> I would like to show a colorbar for my plot (see attachment) but I can't
> figure out how it works.
> In the examples on the website I only found the call to pylab.colorbar(),
> which doesn't work with my subplots. My code is as follows (with the bar
> graph-part snipped, for brevity). I also tried the ColorBar class and
> assigning "cmap=cm.jet" but it didn't work. Could anybody give me a hint
> please? I searched the tutorial, cookbook, api reference and google, but I
> can't really find anything.
>
> Thanks,
> Felix
>
> fig = p.figure()
> fig.text(0.5, 0.94, main_title, fontsize="x-large", ha="center")
>
> (...bar graph part snipped...)
>
> ax = fig.add_subplot(222)
> ax.set_title('Euclidean Distance')
> matrix = n.zeros([numof_dicts, numof_dicts])
> for i1, d1 in enumerate(dictionaries):
> for i2, d2 in enumerate(dictionaries):
> for k in d1.keys():
> if d2.has_key(k):
> prob1 = (d1[k] / vectorlengths[i1])
> prob2 = (d2[k] / vectorlengths[i2])
> matrix[i1, i2] += prob1 * prob2
> ax.imshow(matrix, interpolation="nearest", cmap=p.cm.jet)
im = ax.imshow(matrix, interpolation="nearest", cmap=p.cm.jet)
p.colorbar(im, ax=ax)
Try the above, possibly adding a "shrink" kwarg; if you don't like the
axes splitting that colorbar does by default, then you can make an axes
to taste, call it "cax", and instead of specifying the image axes as
above, use p.colorbar(im, cax=cax).
Eric
> if documentnames != None:
> ax.set_yticklabels(documentnames, va="center", fontsize='x-small')
> ax.set_yticks(range(numof_dicts))
> #p.colorbar()
>
> ax = fig.add_subplot(224)
> ax.set_title('Kullback Leibler Distance')
> ax.imshow(matrix, interpolation="nearest")
>
> if documentnames != None:
> ax.set_yticklabels(documentnames, va="center", fontsize='x-small')
> ax.set_yticks(range(numof_dicts))
> ax.set_xticklabels(documentnames, rotation=320, va="top", ha="left",
> fontsize='xx-small')
> ax.set_xticks(range(numof_dicts))
>
> fig.subplots_adjust(left=0.10, right=0.90, top=0.90, bottom=0.24,
> hspace=0.3,wspace=0.9)
> fig.set_size_inches(13, 10.5)
> fig.savefig(sys.argv[1] + "_statistics.png")
> #p.show()
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