Difference between revisions of "Python - matplotlib"

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* [http://www.scipy.org/Cookbook/Matplotlib?action=show&redirect=wikis%2Ftopical+software%2FMatplotlibCookbook SciPy Wiki]
* [http://www.scipy.org/Cookbook/Matplotlib?action=show&redirect=wikis%2Ftopical+software%2FMatplotlibCookbook SciPy Wiki]
* [http://www.scipy.org/Cookbook/Matplotlib/UsingTex Using TeX with matplotlib]
* [http://www.scipy.org/Cookbook/Matplotlib/UsingTex Using TeX with matplotlib]
= Examples =
== AXES Demo --
#!/usr/bin/env python
from pylab import *
# create some data to use for the plot
dt = 0.001
t  = arange(0.0, 10.0, dt)
r  = exp(-t[:1000]/0.05)        # impulse response
x  = randn(len(t))
s  = convolve(x,r)[:len(x)]*dt  # colored noise
# the main axes is subplot(111) by default
plot(t, s)
axis([0, 1, 1.1*amin(s), 2*amax(s) ])
xlabel('time (s)')
ylabel('current (nA)')
title('Gaussian colored noise')
# this is an inset axes over the main axes
a  = axes([.65, .65, .2, .2], axisbg='y')
n, bins, patches = hist(s, 400, normed=1)
title('Probability')
setp(a, xticks=[], yticks=[])
# this is another inset axes over the main axes
a  = axes([0.2, 0.65, .2, .2], axisbg='g')
plot(t[:len(r)], r)
title('Impulse response')
setp(a, xlim=(0,.2), xticks=[], yticks=[])
#show()
#savefig('../figures/axes_demo.eps')
#savefig('../figures/axes_demo.png')
savefig('axes_demo.png')
== XX ==

Revision as of 15:29, 17 December 2007

Examples

== AXES Demo --

#!/usr/bin/env python

from pylab import *

# create some data to use for the plot

dt = 0.001
t  = arange(0.0, 10.0, dt)
r  = exp(-t[:1000]/0.05)        # impulse response
x  = randn(len(t))
s  = convolve(x,r)[:len(x)]*dt  # colored noise

# the main axes is subplot(111) by default

plot(t, s)
axis([0, 1, 1.1*amin(s), 2*amax(s) ])
xlabel('time (s)')
ylabel('current (nA)')
title('Gaussian colored noise')

# this is an inset axes over the main axes

a  = axes([.65, .65, .2, .2], axisbg='y')

n, bins, patches = hist(s, 400, normed=1)
title('Probability')
setp(a, xticks=[], yticks=[])

# this is another inset axes over the main axes

a  = axes([0.2, 0.65, .2, .2], axisbg='g')

plot(t[:len(r)], r)
title('Impulse response')
setp(a, xlim=(0,.2), xticks=[], yticks=[])

#show()
#savefig('../figures/axes_demo.eps')
#savefig('../figures/axes_demo.png')
savefig('axes_demo.png')


XX