From b9ae39adae1d1a16f6bfb79e73c0d67d3157e1de Mon Sep 17 00:00:00 2001 From: Rémi Flamary Date: Mon, 24 Oct 2016 10:28:21 +0200 Subject: update demo and add plot module --- ot/plot.py | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 ot/plot.py (limited to 'ot/plot.py') diff --git a/ot/plot.py b/ot/plot.py new file mode 100644 index 0000000..b8357b1 --- /dev/null +++ b/ot/plot.py @@ -0,0 +1,40 @@ + +import numpy as np +import matplotlib.pylab as pl +from matplotlib import gridspec + + +def otplot1D(a,b,M,title=''): + """ Plot a with the source and target 1D distribution """ + + na=M.shape[0] + nb=M.shape[1] + + gs = gridspec.GridSpec(3, 3) + + + xa=np.arange(na) + xb=np.arange(nb) + + + ax1=pl.subplot(gs[0,1:]) + pl.plot(xb,b,'r',label='Target distribution') + pl.yticks(()) + pl.title(title) + + #pl.axis('off') + + ax2=pl.subplot(gs[1:,0]) + pl.plot(a,xa,'b',label='Source distribution') + pl.gca().invert_xaxis() + pl.gca().invert_yaxis() + pl.xticks(()) + #pl.ylim((0,n)) + #pl.axis('off') + + pl.subplot(gs[1:,1:],sharex=ax1,sharey=ax2) + pl.imshow(M,interpolation='nearest') + + pl.xlim((0,nb)) + + -- cgit v1.2.3