Exercise: Implement deep networks for digit classification

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(Step 0: Initialize constants and parameters)
(Step 1: Train the data on the first stacked autoencoder)
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=== Step 1: Train the data on the first stacked autoencoder ===
=== Step 1: Train the data on the first stacked autoencoder ===
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Train the first autoencoder on the training images to obtain its parameters. This step is identical to the corresponding step in the sparse autoencoder and STL assignments, so if you have implemented your <tt>autoencoderCost.m</tt> correctly, this step should run properly without needing any modifications.  
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Train the first autoencoder on the training images to obtain its parameters. This step is identical to the corresponding step in the sparse autoencoder and STL assignments, complete this part of the code so as to learn a first layer of features using your <tt>sparseAutoencoderCost.m</tt> and minFunc.
=== Step 2: Train the data on the second stacked autoencoder ===
=== Step 2: Train the data on the second stacked autoencoder ===

Revision as of 05:04, 10 May 2011

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