Search Results for author: Wessel Bruinsma

Found 8 papers, 2 papers with code

Challenges and Pitfalls of Bayesian Unlearning

no code implementations7 Jul 2022 Ambrish Rawat, James Requeima, Wessel Bruinsma, Richard Turner

Machine unlearning refers to the task of removing a subset of training data, thereby removing its contributions to a trained model.

Machine Unlearning Variational Inference

How Tight Can PAC-Bayes be in the Small Data Regime?

1 code implementation NeurIPS 2021 Andrew Foong, Wessel Bruinsma, David Burt, Richard Turner

Interestingly, this lower bound recovers the Chernoff test set bound if the posterior is equal to the prior.

Practical Conditional Neural Process Via Tractable Dependent Predictions

no code implementations ICLR 2022 Stratis Markou, James Requeima, Wessel Bruinsma, Anna Vaughan, Richard E Turner

Existing approaches which model output dependencies, such as Neural Processes (NPs; Garnelo et al., 2018) or the FullConvGNP (Bruinsma et al., 2021), are either complicated to train or prohibitively expensive.

Decision Making Meta-Learning

Efficient Gaussian Neural Processes for Regression

no code implementations22 Aug 2021 Stratis Markou, James Requeima, Wessel Bruinsma, Richard Turner

Conditional Neural Processes (CNP; Garnelo et al., 2018) are an attractive family of meta-learning models which produce well-calibrated predictions, enable fast inference at test time, and are trainable via a simple maximum likelihood procedure.

Decision Making Meta-Learning +1

GP-ALPS: Automatic Latent Process Selection for Multi-Output Gaussian Process Models

no code implementations pproximateinference AABI Symposium 2019 Pavel Berkovich, Eric Perim, Wessel Bruinsma

A simple and widely adopted approach to extend Gaussian processes (GPs) to multiple outputs is to model each output as a linear combination of a collection of shared, unobserved latent GPs.

Gaussian Processes Variational Inference

Learning Causally-Generated Stationary Time Series

no code implementations22 Feb 2018 Wessel Bruinsma, Richard E. Turner

We present the Causal Gaussian Process Convolution Model (CGPCM), a doubly nonparametric model for causal, spectrally complex dynamical phenomena.

Time Series Time Series Analysis +1

The Gaussian Process Autoregressive Regression Model (GPAR)

1 code implementation20 Feb 2018 James Requeima, Will Tebbutt, Wessel Bruinsma, Richard E. Turner

Multi-output regression models must exploit dependencies between outputs to maximise predictive performance.

Gaussian Processes regression

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