Mercurial > pylearn
view sandbox/rbm/main.py @ 400:269d5c5a4209
Cleaned up, added sparse_instance
author | Joseph Turian <turian@gmail.com> |
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date | Tue, 08 Jul 2008 23:59:57 -0400 |
parents | 8796b91a9f09 |
children | ffdd2c199f2a |
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#!/usr/bin/python """ Simple SGD RBM training. (An example of how to use the model.) """ import numpy nonzero_instances = [] nonzero_instances.append({0: 1, 1: 1}) nonzero_instances.append({0: 1, 2: 1}) #nonzero_instances.append({1: 0.1, 5: 0.5, 9: 1}) #nonzero_instances.append({2: 0.3, 5: 0.5, 8: 0.8}) ##nonzero_instances.append({1: 0.2, 2: 0.3, 5: 0.5}) import model model = model.Model() for i in xrange(100000): # Select an instance instance = nonzero_instances[i % len(nonzero_instances)] # SGD update over instance model.update([instance])