Mercurial > pylearn
view algorithms/tests/test_regressor.py @ 476:8fcd0f3d9a17
added a few algorithms
author | Olivier Breuleux <breuleuo@iro.umontreal.ca> |
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date | Mon, 27 Oct 2008 17:26:00 -0400 |
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import models import theano import numpy import time def test_train(mode = theano.Mode('c|py', 'fast_run')): reg = models.BinRegressor(regularize = False) model = reg.make(lr = 0.01, input_size = 100, mode = mode, seed = 10) # data = [[0, 1, 0, 0, 1, 1, 1, 0, 1, 0]*10]*10 # targets = [[1]]*10 #data = numpy.random.rand(10, 100) R = numpy.random.RandomState(100) t1 = time.time() for i in xrange(1001): data = R.random_integers(0, 1, size = (10, 100)) targets = data[:, 6].reshape((10, 1)) cost = model.update(data, targets) if i % 100 == 0: print i, '\t', cost, '\t', 1*(targets.T == model.classify(data).T) t2 = time.time() return t2 - t1 if __name__ == '__main__': print 'optimized:' t1 = test_train(theano.Mode('c|py', 'fast_run')) print 'time:',t1 print print 'not optimized:' t2 = test_train(theano.Mode('c|py', 'fast_compile')) print 'time:',t2