David Barber

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UCL

Locally-Contextual Nonlinear CRFs for Sequence Labeling

Linear chain conditional random fields (CRFs) combined with contextual w...
03/30/2021 ∙ by Harshil Shah, et al. ∙ 0 ∙ share

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Reducing the Computational Cost of Deep Generative Models with Binary Neural Networks

Deep generative models provide a powerful set of tools to understand rea...
10/26/2020 ∙ by Thomas Bird, et al. ∙ 0 ∙ share

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Learning to Noise: Application-Agnostic Data Sharing with Local Differential Privacy

In recent years, the collection and sharing of individuals' private data...
10/23/2020 ∙ by Alex Mansbridge, et al. ∙ 1 ∙ share

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Learning Deep-Latent Hierarchies by Stacking Wasserstein Autoencoders

Probabilistic models with hierarchical-latent-variable structures provid...
10/07/2020 ∙ by Benoit Gaujac, et al. ∙ 0 ∙ share

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Learning disentangled representations with the Wasserstein Autoencoder

Disentangled representation learning has undoubtedly benefited from obje...
10/07/2020 ∙ by Benoit Gaujac, et al. ∙ 0 ∙ share

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Bayesian Online Meta-Learning with Laplace Approximation

Neural networks are known to suffer from catastrophic forgetting when tr...
04/30/2020 ∙ by Pau Ching Yap, et al. ∙ 0 ∙ share

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Private Machine Learning via Randomised Response

We introduce a general learning framework for private machine learning b...
01/14/2020 ∙ by David Barber, et al. ∙ 4 ∙ share

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HiLLoC: Lossless Image Compression with Hierarchical Latent Variable Models

We make the following striking observation: fully convolutional VAE mode...
12/20/2019 ∙ by James Townsend, et al. ∙ 0 ∙ share

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Variational f-divergence Minimization

Probabilistic models are often trained by maximum likelihood, which corr...
07/27/2019 ∙ by Mingtian Zhang, et al. ∙ 9 ∙ share

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Gaussian Mean Field Regularizes by Limiting Learned Information

Variational inference with a factorized Gaussian posterior estimate is a...
02/12/2019 ∙ by Julius Kunze, et al. ∙ 0 ∙ share

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Practical Lossless Compression with Latent Variables using Bits Back Coding

Deep latent variable models have seen recent success in many data domain...
01/15/2019 ∙ by James Townsend, et al. ∙ 0 ∙ share

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Spread Divergences

For distributions p and q with different support, the divergence general...
11/21/2018 ∙ by David Barber, et al. ∙ 0 ∙ share

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Modular Networks: Learning to Decompose Neural Computation

Scaling model capacity has been vital in the success of deep learning. F...
11/13/2018 ∙ by Louis Kirsch, et al. ∙ 0 ∙ share

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Stochastic Variational Optimization

Variational Optimization forms a differentiable upper bound on an object...
09/13/2018 ∙ by Thomas Bird, et al. ∙ 0 ∙ share

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Tracking by Animation: Unsupervised Learning of Multi-Object Attentive Trackers

Online Multi-Object Tracking (MOT) from videos is a challenging computer...
09/10/2018 ∙ by Zhen He, et al. ∙ 0 ∙ share

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Generative Neural Machine Translation

We introduce Generative Neural Machine Translation (GNMT), a latent vari...
06/13/2018 ∙ by Harshil Shah, et al. ∙ 0 ∙ share

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Generating Sentences Using a Dynamic Canvas

We introduce the Attentive Unsupervised Text (W)riter (AUTR), which is a...
06/13/2018 ∙ by Harshil Shah, et al. ∙ 0 ∙ share

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Improving latent variable descriptiveness with AutoGen

Powerful generative models, particularly in Natural Language Modelling, ...
06/12/2018 ∙ by Alex Mansbridge, et al. ∙ 0 ∙ share

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Gaussian mixture models with Wasserstein distance

Generative models with both discrete and continuous latent variables are...
06/12/2018 ∙ by Benoit Gaujac, et al. ∙ 4 ∙ share

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Online Structured Laplace Approximations For Overcoming Catastrophic Forgetting

We introduce the Kronecker factored online Laplace approximation for ove...
05/20/2018 ∙ by Hippolyt Ritter, et al. ∙ 0 ∙ share

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Wider and Deeper, Cheaper and Faster: Tensorized LSTMs for Sequence Learning

Long Short-Term Memory (LSTM) is a popular approach to boosting the abil...
11/05/2017 ∙ by Zhen He, et al. ∙ 0 ∙ share

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Practical Gauss-Newton Optimisation for Deep Learning

We present an efficient block-diagonal ap- proximation to the Gauss-Newt...
06/12/2017 ∙ by Aleksandar Botev, et al. ∙ 0 ∙ share

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Thinking Fast and Slow with Deep Learning and Tree Search

Sequential decision making problems, such as structured prediction, robo...
05/23/2017 ∙ by Thomas Anthony, et al. ∙ 0 ∙ share

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Nesterov's Accelerated Gradient and Momentum as approximations to Regularised Update Descent

We present a unifying framework for adapting the update direction in gra...
07/07/2016 ∙ by Aleksandar Botev, et al. ∙ 0 ∙ share

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Dealing with a large number of classes -- Likelihood, Discrimination or Ranking?

We consider training probabilistic classifiers in the case of a large nu...
06/22/2016 ∙ by David Barber, et al. ∙ 0 ∙ share

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Variational Optimization

We discuss a general technique that can be used to form a differentiable...
12/18/2012 ∙ by Joe Staines, et al. ∙ 0 ∙ share

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Efficient Inference in Markov Control Problems

Markov control algorithms that perform smooth, non-greedy updates of the...
02/14/2012 ∙ by Thomas Furmston, et al. ∙ 0 ∙ share

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David Barber

Featured Co-authors

Jian Li

Liang Xiao

Ilya Feige

Thomas Anthony

Zhen He

Guy Lever

James Townsend

Christopher Frye

Bowen Zheng

Harshil Shah

Aleksandar Botev

Locally-Contextual Nonlinear CRFs for Sequence Labeling

Reducing the Computational Cost of Deep Generative Models with Binary Neural Networks

Learning to Noise: Application-Agnostic Data Sharing with Local Differential Privacy

Learning Deep-Latent Hierarchies by Stacking Wasserstein Autoencoders

Learning disentangled representations with the Wasserstein Autoencoder

Bayesian Online Meta-Learning with Laplace Approximation

Private Machine Learning via Randomised Response

HiLLoC: Lossless Image Compression with Hierarchical Latent Variable Models

Variational f-divergence Minimization

Gaussian Mean Field Regularizes by Limiting Learned Information

Practical Lossless Compression with Latent Variables using Bits Back Coding

Spread Divergences

Modular Networks: Learning to Decompose Neural Computation

Stochastic Variational Optimization

Tracking by Animation: Unsupervised Learning of Multi-Object Attentive Trackers

Generative Neural Machine Translation

Generating Sentences Using a Dynamic Canvas

Improving latent variable descriptiveness with AutoGen

Gaussian mixture models with Wasserstein distance

Online Structured Laplace Approximations For Overcoming Catastrophic Forgetting

Wider and Deeper, Cheaper and Faster: Tensorized LSTMs for Sequence Learning

Practical Gauss-Newton Optimisation for Deep Learning

Thinking Fast and Slow with Deep Learning and Tree Search

Nesterov's Accelerated Gradient and Momentum as approximations to Regularised Update Descent

Dealing with a large number of classes -- Likelihood, Discrimination or Ranking?

Variational Optimization

Efficient Inference in Markov Control Problems