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comparison algorithms/tests/test_daa.py @ 500:3c60c2db0319

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Added new daa test
author Joseph Turian <turian@gmail.com>
date Tue, 28 Oct 2008 13:36:27 -0400
parents 32509c479e2d
children 4fb6f7320518
comparison
equal deleted inserted replaced
499:a419edf4e06c 500:3c60c2db0319
3 from pylearn import algorithms as models 3 from pylearn import algorithms as models
4 import theano 4 import theano
5 import numpy 5 import numpy
6 import time 6 import time
7 7
8 import pylearn.algorithms.logistic_regression
8 9
9 def test_train_daa(mode = theano.Mode('c|py', 'fast_run')): 10 def test_train_daa(mode = theano.Mode('c|py', 'fast_run')):
10 11
11 ndaa = 3 12 ndaa = 3
12 daa = models.Stacker([(models.SigmoidXEDenoisingAA, 'hidden')] * ndaa + [(models.BinRegressor, 'output')], 13 daa = models.Stacker([(models.SigmoidXEDenoisingAA, 'hidden')] * ndaa + [(models.BinRegressor, 'output')],
28 29
29 model.update([[0, 1, 0, 1]], [[0]]) 30 model.update([[0, 1, 0, 1]], [[0]])
30 print model.classify([[0, 1, 0, 1]]) 31 print model.classify([[0, 1, 0, 1]])
31 32
32 33
34 def test_train_daa2(mode = theano.Mode('c|py', 'fast_run')):
35
36 ndaa = 3
37 daa = models.Stacker([(models.SigmoidXEDenoisingAA, 'hidden')] * ndaa + [(pylearn.algorithms.logistic_regression.Module_Nclass, 'output')],
38 regularize = False)
39
40 model = daa.make([4, 20, 20, 20, 1],
41 lr = 0.01,
42 mode = mode,
43 seed = 10)
44
45 model.layers[0].noise_level = 0.3
46 model.layers[1].noise_level = 0.3
47 model.layers[2].noise_level = 0.3
48
49 # Update the first hidden layer
50 model.local_update[0]([[0, 1, 0, 1]])
51 model.local_update[1]([[0, 1, 0, 1]])
52 model.local_update[2]([[0, 1, 0, 1]])
53
54 model.update([[0, 1, 0, 1]], [0])
55 print model.classify([[0, 1, 0, 1]])
56
57
33 58
34 59
35 60
36 if __name__ == '__main__': 61 if __name__ == '__main__':
37 # print 'optimized:' 62 # print 'optimized:'
44 # t2 = test_train_daa(theano.Mode('c|py', 'fast_compile')) 69 # t2 = test_train_daa(theano.Mode('c|py', 'fast_compile'))
45 ## print 'time:',t2 70 ## print 'time:',t2
46 71
47 # test_train_daa(theano.compile.Mode('c&py', 'merge')) 72 # test_train_daa(theano.compile.Mode('c&py', 'merge'))
48 test_train_daa(theano.compile.Mode('c|py', 'merge')) 73 test_train_daa(theano.compile.Mode('c|py', 'merge'))
74 test_train_daa2(theano.compile.Mode('c|py', 'merge'))