Differentiable Generator Nets

Deep Learning

Srihari

Differentiable Generator Nets

Sargur N. Srihari srihari@cedar.buffalo.edu

Topics in Deep Learning Deep GSrieharinerative Models

1. Boltzmann machines

2. Restricted Boltzmann machines 3. Deep Belief Networks 4. Deep Boltzmann machines 5. Boltzmann machines for continuous data 6. Convolutional Boltzmann machines 7. Boltzmann machines for structured and sequential outputs 8. Other Boltzmann machines

9. Backpropagation through random operations 10. Directed generative nets

11. Drawing samples from autoencoders 12. Generative stochastic networks

13. Other generative schemes

14. Evaluating generative models

15. Conclusion

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Deep Learning

Topics in DirecteSdrihari Generative Nets

1. Sigmoid Belief Networks 2. Differentiable generator nets 3. Variational Autoencoders 4. Generative Adversarial Networks 5. Generative Moment Matching Networks 6. Convolutional Generative Networks 7. Autoregressive Networks 8. Linear Auto-Regressive Networks 9. Neural Auto-Regressive Networks 10.NADE

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Deep Learning

Differentiable GSriharienerator Nets

? Many generative models are based on idea of using a differentiable generator network

? The model transforms samples of latent variables z to samples x or to distributions over samples x using a differentiable function

? g(z;(g)) which is represented by a neural network

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Deep Learning

Differentiable GSriharienerator Nets

? This model class includes

1.Variational autoencoders (VAE)

? Which pair the generator network with an inference net

2.Generative Adversarial networks (GAN)

? Which pair the generator network with a discriminator network

3.Techniques that train isolated generator networks

VAE

GAN

Without/with reparametrization

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