Created
April 15, 2015 06:10
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GridSpec example for BVNDemo IPython notebook
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# This won't run as a standalone Python script; put it in a cell at | |
# the bottom of your BVNDemo IPy notebook and run it there. | |
# Get BVN samples to plot. | |
bvn = BivariateNormal([0,0], [1,1], .7) | |
xyvals = bvn.sample(500) | |
# We'll put 3 different, related axes in a single new figure. | |
fig = figure(figsize=(8,6)) | |
# Use mpl's GridSpec capability, via the subplot2grid() helper function, | |
# to put axes in the figure; see: http://matplotlib.org/users/gridspec.html | |
# Use the sharex, sharey arguments to link axes. | |
xy_ax = subplot2grid((3,3), (1,0), colspan=2, rowspan=2) | |
x_ax = subplot2grid((3,3), (0,0), colspan=2, sharex=xy_ax) | |
y_ax = subplot2grid((3,3), (1,2), rowspan=2, sharey=xy_ax) | |
setp(x_ax.get_xticklabels(), visible=False) # hide x labels on top axes | |
setp(y_ax.get_yticklabels(), visible=False) # hide y labels on right axes | |
xy_ax.scatter(xyvals[:,0], xyvals[:,1]) # scatter plot in x,y axes | |
x_ax.hist(xyvals[:,0], alpha=.3) # x histo on top | |
y_ax.hist(xyvals[:,1], orientation='horizontal', alpha=.3) # y histo on side | |
# Label axes! | |
xy_ax.set_xlabel('$x$') | |
xy_ax.set_ylabel('$y$') | |
x_ax.set_ylabel('Counts') | |
y_ax.set_xlabel('Counts') |
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