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Viewing changes to doc/_scripts/ackley.py

  • Committer: Package Import Robot
  • Author(s): Miriam Ruiz, Jakub Wilk, Miriam Ruiz
  • Date: 2011-11-17 11:53:15 UTC
  • mfrom: (1.1.1)
  • Revision ID: package-import@ubuntu.com-20111117115315-k9lkwpqcbsq8n0q7
Tags: 0.7.1-1
[ Jakub Wilk ]
* Add Vcs-* fields.

[ Miriam Ruiz ]
* New Upstream Release
* Upgraded Standards-Version from 3.9.1 to 3.9.2

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doc/_scripts/ackley.py
 
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from mpl_toolkits.mplot3d import Axes3D
 
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from matplotlib import cm
 
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from matplotlib.colors import LogNorm
 
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import matplotlib.pyplot as plt
 
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import sys
 
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try:
 
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    import numpy as np
 
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except:
 
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    exit()
 
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sys.path.append("../..")
 
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from deap import benchmarks
 
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def ackley_arg0(sol):
 
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    return benchmarks.ackley(sol)[0]
 
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fig = plt.figure()
 
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# ax = Axes3D(fig, azim = -29, elev = 50)
 
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ax = Axes3D(fig)
 
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X = np.arange(-30, 30, 0.5)
 
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Y = np.arange(-30, 30, 0.5)
 
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X, Y = np.meshgrid(X, Y)
 
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Z = np.zeros(X.shape)
 
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for i in xrange(X.shape[0]):
 
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    for j in xrange(X.shape[1]):
 
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        Z[i,j] = ackley_arg0((X[i,j],Y[i,j]))
 
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ax.plot_surface(X, Y, Z, rstride = 1, cstride = 1,  norm = LogNorm(), cmap = cm.jet, linewidth=0.2, )
 
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plt.xlabel("x")
 
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plt.ylabel("y")
 
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plt.show()
 
 
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