Search Results for author: Robert J. B. Goudie

Found 3 papers, 3 papers with code

A Bayesian framework for case-cohort Cox regression: application to dietary epidemiology

1 code implementation25 Jul 2020 Andrew Yiu, Robert J. B. Goudie, Stephen J. Sharp, Paul J. Newcombe, Brian D. M. Tom

Weighted Cox regression is the most widely used approach for analysing case-cohort data within the Cox model, but is inefficient.

Methodology Applications

Stochastic Approximation Cut Algorithm for Inference in Modularized Bayesian Models

1 code implementation2 Jun 2020 Yang Liu, Robert J. B. Goudie

Although SACut is biased, since the main chain does not target the exact cut distribution, we prove this bias can be reduced geometrically by increasing a user-chosen tuning parameter.

Methodology Computation

MultiBUGS: Massively parallel MCMC for Bayesian hierarchical models

2 code implementations11 Apr 2017 Robert J. B. Goudie, Rebecca M. Turner, Daniela De Angelis, Andrew Thomas

MultiBUGS (https://multibugs. github. io) is a new version of the general-purpose Bayesian modelling software BUGS that implements a simple, generic algorithm for parallelising Markov chain Monte Carlo (MCMC) algorithms to speed up posterior inference of Bayesian hierarchical models.

Computation

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