Search Results for author: Jeremias Knoblauch

Found 17 papers, 9 papers with code

Robust and Conjugate Gaussian Process Regression

no code implementations1 Nov 2023 Matias Altamirano, François-Xavier Briol, Jeremias Knoblauch

To enable closed form conditioning, a common assumption in Gaussian process (GP) regression is independent and identically distributed Gaussian observation noise.

Bayesian Inference Bayesian Optimisation +3

Robust and Scalable Bayesian Online Changepoint Detection

1 code implementation9 Feb 2023 Matias Altamirano, François-Xavier Briol, Jeremias Knoblauch

This paper proposes an online, provably robust, and scalable Bayesian approach for changepoint detection.

Generalised Bayesian Inference for Discrete Intractable Likelihood

1 code implementation16 Jun 2022 Takuo Matsubara, Jeremias Knoblauch, François-Xavier Briol, Chris. J. Oates

Discrete state spaces represent a major computational challenge to statistical inference, since the computation of normalisation constants requires summation over large or possibly infinite sets, which can be impractical.

Bayesian Inference

Robust Bayesian Inference for Simulator-based Models via the MMD Posterior Bootstrap

1 code implementation9 Feb 2022 Charita Dellaporta, Jeremias Knoblauch, Theodoros Damoulas, François-Xavier Briol

Simulator-based models are models for which the likelihood is intractable but simulation of synthetic data is possible.

Bayesian Inference

Robust Generalised Bayesian Inference for Intractable Likelihoods

1 code implementation15 Apr 2021 Takuo Matsubara, Jeremias Knoblauch, François-Xavier Briol, Chris. J. Oates

Generalised Bayesian inference updates prior beliefs using a loss function, rather than a likelihood, and can therefore be used to confer robustness against possible mis-specification of the likelihood.

Bayesian Inference

Generalized Posteriors in Approximate Bayesian Computation

1 code implementation pproximateinference AABI Symposium 2021 Sebastian M Schmon, Patrick W Cannon, Jeremias Knoblauch

Approximate Bayesian computation (ABC) has emerged as a key method in simulation-based inference, wherein the true model likelihood and posterior are approximated using samples from the simulator.

Bayesian Inference

Robust Bayesian Inference for Discrete Outcomes with the Total Variation Distance

no code implementations26 Oct 2020 Jeremias Knoblauch, Lara Vomfell

Models of discrete-valued outcomes are easily misspecified if the data exhibit zero-inflation, overdispersion or contamination.

Bayesian Inference

Optimal Continual Learning has Perfect Memory and is NP-hard

no code implementations ICML 2020 Jeremias Knoblauch, Hisham Husain, Tom Diethe

Continual Learning (CL) algorithms incrementally learn a predictor or representation across multiple sequentially observed tasks.

Continual Learning

Frequentist Consistency of Generalized Variational Inference

no code implementations10 Dec 2019 Jeremias Knoblauch

This paper investigates Frequentist consistency properties of the posterior distributions constructed via Generalized Variational Inference (GVI).

Variational Inference

Robust Deep Gaussian Processes

no code implementations4 Apr 2019 Jeremias Knoblauch

This report provides an in-depth overview over the implications and novelty Generalized Variational Inference (GVI) (Knoblauch et al., 2019) brings to Deep Gaussian Processes (DGPs) (Damianou & Lawrence, 2013).

Gaussian Processes Uncertainty Quantification +1

Doubly Robust Bayesian Inference for Non-Stationary Streaming Data with \beta-Divergences

no code implementations NeurIPS 2018 Jeremias Knoblauch, Jack E. Jewson, Theodoros Damoulas

The resulting inference procedure is doubly robust for both the predictive and the changepoint (CP) posterior, with linear time and constant space complexity.

Bayesian Inference

Doubly Robust Bayesian Inference for Non-Stationary Streaming Data with $β$-Divergences

1 code implementation NeurIPS 2018 Jeremias Knoblauch, Jack Jewson, Theodoros Damoulas

The resulting inference procedure is doubly robust for both the parameter and the changepoint (CP) posterior, with linear time and constant space complexity.

Bayesian Inference Change Point Detection

Spatio-temporal Bayesian On-line Changepoint Detection with Model Selection

1 code implementation ICML 2018 Jeremias Knoblauch, Theodoros Damoulas

Bayesian On-line Changepoint Detection is extended to on-line model selection and non-stationary spatio-temporal processes.

Change Point Detection Model Selection

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