Multilevel monte carlo methods

MB Giles - Acta numerica, 2015 - cambridge.org
Monte Carlo methods are a very general and useful approach for the estimation of
expectations arising from stochastic simulation. However, they can be computationally …

Multi-index Monte Carlo: when sparsity meets sampling

AL Haji-Ali, F Nobile, R Tempone - Numerische Mathematik, 2016 - Springer
We propose and analyze a novel multi-index Monte Carlo (MIMC) method for weak
approximation of stochastic models that are described in terms of differential equations …

Stochastic simulation algorithms for computational systems biology: Exact, approximate, and hybrid methods

G Simoni, F Reali, C Priami… - … : Systems Biology and …, 2019 - Wiley Online Library
Nowadays, mathematical modeling is playing a key role in many different research fields. In
the context of system biology, mathematical models and their associated computer …

Optimization of mesh hierarchies in multilevel Monte Carlo samplers

AL Haji-Ali, F Nobile, E von Schwerin… - Stochastics and Partial …, 2016 - Springer
We perform a general optimization of the parameters in the multilevel Monte Carlo (MLMC)
discretization hierarchy based on uniform discretization methods with general approximation …

[图书][B] Simulation algorithms for computational systems biology

L Marchetti, C Priami, VH Thanh - 2017 - Springer
The dynamics of molecular systems is an essential tool of systems biology. It helps figuring
out what is the effect of the perturbation of a system, or what is the best dose for a drug or …

Importance sampling for a robust and efficient multilevel Monte Carlo estimator for stochastic reaction networks

C Ben Hammouda, N Ben Rached, R Tempone - Statistics and Computing, 2020 - Springer
Abstract The multilevel Monte Carlo (MLMC) method for continuous-time Markov chains, first
introduced by Anderson and Higham (SIAM Multiscal Model Simul 10 (1): 146–179, 2012) …

Data-driven, variational model reduction of high-dimensional reaction networks

MA Katsoulakis, P Vilanova - Journal of Computational Physics, 2020 - Elsevier
In this work we present new scalable, information theory-based variational methods for the
efficient model reduction of high-dimensional deterministic and stochastic reaction networks …

[HTML][HTML] Central limit theorems for multilevel Monte Carlo methods

H Hoel, S Krumscheid - Journal of Complexity, 2019 - Elsevier
In this work, we show that uniform integrability is not a necessary condition for central limit
theorems (CLT) to hold for normalized multilevel Monte Carlo (MLMC) estimators and we …

Multilevel hybrid split-step implicit tau-leap

C Ben Hammouda, A Moraes, R Tempone - Numerical Algorithms, 2017 - Springer
In biochemically reactive systems with small copy numbers of one or more reactant
molecules, the dynamics is dominated by stochastic effects. To approximate those systems …

A multilevel adaptive reaction-splitting simulation method for stochastic reaction networks

A Moraes, R Tempone, P Vilanova - SIAM Journal on Scientific Computing, 2016 - SIAM
In this work, we present a novel multilevel Monte Carlo method for kinetic simulation of
stochastic reaction networks characterized by having simultaneously fast and slow reaction …