diff algorithms/tests/test_regressor.py @ 476:8fcd0f3d9a17

added a few algorithms
author Olivier Breuleux <breuleuo@iro.umontreal.ca>
date Mon, 27 Oct 2008 17:26:00 -0400
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/algorithms/tests/test_regressor.py	Mon Oct 27 17:26:00 2008 -0400
@@ -0,0 +1,46 @@
+
+
+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
+
+
+
+
+