
Research Article
Accelerating MCMC by Rare Intermittent Resets
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@INPROCEEDINGS{10.1007/978-3-030-92511-6_7, author={Vivek S. Borkar and Syomantak Chaudhuri}, title={Accelerating MCMC by Rare Intermittent Resets}, proceedings={Performance Evaluation Methodologies and Tools. 14th EAI International Conference, VALUETOOLS 2021, Virtual Event, October 30--31, 2021, Proceedings}, proceedings_a={VALUETOOLS}, year={2021}, month={12}, keywords={Markov Chain Monte Carlo Time inhomogeneous Markov chain Rare resets Accelerated convergence Martingale law of large numbers Concentration bounds}, doi={10.1007/978-3-030-92511-6_7} }
- Vivek S. Borkar
Syomantak Chaudhuri
Year: 2021
Accelerating MCMC by Rare Intermittent Resets
VALUETOOLS
Springer
DOI: 10.1007/978-3-030-92511-6_7
Abstract
We propose a scheme for accelerating Markov Chain Monte Carlo by introducing random resets that become increasingly rare in a precise sense. We show that this still leads to the desired asymptotic average and establish an associated concentration bound. We show by numerical experiments that this scheme can be used to advantage in order to accelerate convergence by a judicious choice of the resetting mechanism.
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