Awesome

deepmat

WARNING: this is not my main code, and there is no warranty attached!

= Generative Stochastic Network =

• A simple implementation of GSN according to (Bengio et al., 2013)

= Convolutional Neural Network =

• A naive implementation (purely using Matlab)
• Pooling: max (Jonathan Masci's code) and average
• Not for serious use!

= Restricted Boltzmann Machine & Deep Belief Networks =

• Binary/Gaussian Visible Units + Binary Hidden Units
• Enhanced Gradient, Adaptive Learning Rate
• Adadelta for RBM
• Contrastive Divergence
• (Fast) Persistent Contrastive Divergence
• Parallel Tempering
• DBN: Up-down Learning Algorithm

= Deep Boltzmann Machine =

• Binary/Gaussian Visible Units + Binary Hidden Units
• (Persistent) Contrastive Divergence
• Enhanced Gradient, Adaptive Learning Rate
• Two-stage Pretraining Algorithm (example)
• Centering Trick (fixed center variables only)

= Denoising Autoencoder (Tied Weights) =

• Binary/Gaussian Visible Units + Binary(Sigmoid)/Gaussian Hidden Units
• tanh/sigm/relu nonlinearities
• Shallow: sparsity, contractive, soft-sparsity (log-cosh) regularization
• Deep: stochastic backprop
• Adagrad, Adadelta

= Multi-layer Perceptron =

• Stochastic Backpropagation, Dropout
• tanh/sigm/relu nonlinearities
• Adagrad, Adadelta
• Balanced minibatches using crossvalind()