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Commits on Aug 26, 2013

• not using kex_util in FixedShrink to zero some outputs

  soumith

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• patching to remove kex dependencies

  soumith

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Commits on Apr 22, 2013

• global L2 norm on input AND L2-norm smoothly bound at 2 on per-window basis, append {0.1,0.1} to hidden vals before computing entropy

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  Jason Rolfe

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Commits on Apr 19, 2013

• global L2 norm on input AND L2-norm smoothly bound at 2 on per-window basis, append 0.1 to hidden vals before computing entropy

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  Jason Rolfe

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• global L2 norm on input AND L2-norm smoothly bound at 2 on per-window basis, append 0.1 to hidden vals before computing entropy

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  Jason Rolfe

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Commits on Apr 18, 2013

• global L2 norm on input AND L2-norm bound at 1 on per-window basis, append 0.1 to hidden vals before computing entropy

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  Jason Rolfe

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Commits on Apr 17, 2013

• global L2 norm on input AND L2-norm bound at 1 on per-window basis, append 0.1 to hidden vals before computing entropy

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  Jason Rolfe

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• Changed dataset so L2-norm of each window is bound above by 1

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  Jason Rolfe

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Commits on Apr 16, 2013

• softmax scaling for entropy 1.25*0.875, entropy scaling 2 after 100 epochs, encoder bound 5.0,

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  Jason Rolfe

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• softmax scaling for entropy 1.25*0.875, entropy scaling 2 after 100 epochs, encoder bound 2.5,

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  Jason Rolfe

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• softmax scaling for entropy 1.25*0.875, entropy scaling 2 after 100 epochs, local connection radius 4,

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  Jason Rolfe

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• Added locally constrained connections to ConstrainedLinear

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  Jason Rolfe

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• softmax scaling for entropy 1.25*0.875, entropy scaling 1 after 100 epochs,

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  Jason Rolfe

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• Added calculation of conditional-probability-of-nonzero-activation invariance for 1-40 pixel shifts

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  Jason Rolfe

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Commits on Apr 12, 2013

• softmax scaling for entropy 1.25*0.875, entropy scaling 2 after 100 epochs,

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  Jason Rolfe

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• MNIST, 400 units, entropy 0.5 after 100 epochs, softmax 0.875, L1 1.5, append constant 0.1 (repeat successful 4/10 run)

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  Jason Rolfe

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• Fixed LowPass.lua, although it doesn't seem to reduce the number of categorical-units,

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  Jason Rolfe

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Commits on Apr 10, 2013

• softmax scaling for entropy 2.5*0.875, entropy scaling 1 after 100 epochs,

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  Jason Rolfe

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• Added low-pass filtered entropy loss; this run itself should be identical to 4/2 (test, since restarts behave strangely)

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  Jason Rolfe

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• Additional testing of invariance.

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  Jason Rolfe

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Commits on Apr 8, 2013

• MNIST, 400 units, entropy 0.75 after 100 epochs, softmax 0.875, L1 1.5, append constant 0.1

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  Jason Rolfe

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• MNIST, 400 units, entropy 0.5 after 100 epochs, softmax 0.875, L1 1.5, append constant 0.1

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  Jason Rolfe

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Commits on Apr 2, 2013

• softmax scaling for entropy 2.5*0.875, entropy scaling 1 after 100 epochs,

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  Jason Rolfe

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• MNIST, 400 units, entropy 1 after 100 epochs, softmax 0.875, L1 1.5, append constant 0.1

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  Jason Rolfe

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• MNIST, 400 units, no entropy,

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  Jason Rolfe

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• MNIST, 400 units, entropy 0.25, softmax 0.875, L1 1.5, append constant 0.1

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  Jason Rolfe

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Commits on Mar 29, 2013

• Added invariance measure based on distance between full encodings, like Koray's paper,

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  Jason Rolfe

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Commits on Mar 28, 2013

• decoding_feature_extraction_dictionary rows are fully normalized to 0.75,

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  Jason Rolfe

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• Added MultiplicativeFilter (dropout) and invariance calculation,

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  Jason Rolfe

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Commits on Mar 25, 2013

• MNIST, 400 units, elastic net scaling 0.25, multiplicative filter span 0.1,

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  Jason Rolfe

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• Added multiplicative filtering, a generalization of dropout

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  Jason Rolfe

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Commits on Mar 21, 2013

• MNIST, 400 units, elastic net scaling 0.25, L3 weight decay 1e-3,

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  Jason Rolfe

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• MNIST, 400 units, elastic net scaling 0.25, L2 weight decay 1e-3,

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  Jason Rolfe

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Commits on Mar 20, 2013

• MNIST, 400 units, elastic net scaling 1,

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  Jason Rolfe

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• MNIST, 400 units, encoder row init 0.8, 11 ista iterations, 1 regularization iterations

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  Jason Rolfe

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