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Cited by 334

The DOI matches its Crossref record; 51 of the 51 references it cites were found in a registry or an index.

Quantum speedup of Monte Carlo methods

Open access
Montanaro, Ashley·2015·Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences

Abstract

Monte Carlo methods use random sampling to estimate numerical quantities which are hard to compute deterministically. One important example is the use in statistical physics of rapidly mixing Markov chains to approximately compute partition functions. In this work, we describe a quantum algorithm which can accelerate Monte Carlo methods in a very general setting. The algorithm estimates the expected output value of an arbitrary randomized or quantum subroutine with bounded variance, achieving a near-quadratic speedup over the best possible classical algorithm. Combining the algorithm with the use of quantum walks gives a quantum speedup of the fastest known classical algorithms with rigorous performance bounds for computing partition functions, which use multiple-stage Markov chain Monte Carlo techniques. The quantum algorithm can also be used to estimate the total variation distance between probability distributions efficiently.

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Metadata

Authors
Montanaro, A.
Venue
Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences
Published
2015-09
Volume
471
Issue
2181
Pages
20150301
ISSN
  • 1364-5021 (ISSN-L)
  • 1471-2946
OpenAlex
W2164248509
Cited by
334
References
51
FWCI
4.38
Type
journal article
Language
en
Open access
hybrid

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CoChat. (2026). Citation check: Quantum speedup of Monte Carlo methods. https://app.cochat.ai/papers/10.1098/rspa.2015.0301
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Montanaro, A. (2015). Quantum speedup of Monte Carlo methods. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. https://doi.org/10.1098/rspa.2015.0301

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Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.