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We review the use of Bayesian Model Averaging in astrophysics. We first introduce the statistical basis of Bayesian Model Selection and Model Averaging. We discuss methods to calculate the model-averaged posteriors, including Markov Chain…

天体物理仪器与方法 · 物理学 2013-02-08 David Parkinson , Andrew R. Liddle

We propose a Markov Chain Monte Carlo (MCMC) algorithm based on Gibbs sampling with parallel tempering to solve nonlinear optimal control problems. The algorithm is applicable to nonlinear systems with dynamics that can be approximately…

最优化与控制 · 数学 2024-07-10 João Hespanha , Kerem Camsari

In the following article we provide an exposition of exact computational methods to perform parameter inference from partially observed network models. In particular, we consider the duplication attachment (DA) model which has a likelihood…

统计计算 · 统计学 2013-06-20 Junshan Wang , Ajay Jasra , Maria De Iorio

Markov chain Monte Carlo is an inherently serial algorithm. Although likelihood calculations for individual steps can sometimes be parallelized, the serial evolution of the process is widely viewed as incompatible with parallelization,…

统计计算 · 统计学 2013-12-31 Douglas N. VanDerwerken , Scott C. Schmidler

[abridged] We present a statistical exploration of the parameter space of the De Lucia and Blaizot version of the Munich semi-analytic model built upon the millennium dark matter simulation. This is achieved by applying a Monte Carlo Markov…

天体物理学 · 物理学 2009-11-13 Bruno Henriques , Peter Thomas , Seb Oliver , Isaac Roseboom

This review paper, written for the second edition of the Handbook of Markov Chain Monte Carlo, provides an introduction to the study of convergence analysis for Markov chain Monte Carlo (MCMC), aimed at researchers new to the field. We…

统计理论 · 数学 2024-09-24 Qian Qin

Markov chain Monte Carlo is a widely-used technique for generating a dependent sequence of samples from complex distributions. Conventionally, these methods require a source of independent random variates. Most implementations use…

统计计算 · 统计学 2012-04-17 Iain Murray , Lloyd T. Elliott

A novel method for extracting physical parameters from experimental and simulation data is presented. The method is based on statistical concepts and it relies on Monte Carlo simulation techniques. It identifies and determines with maximal…

高能物理 - 唯象学 · 物理学 2012-05-31 C. N. Papanicolas , E. Stiliaris

Markov chains are a natural and well understood tool for describing one-dimensional patterns in time or space. We show how to infer $k$-th order Markov chains, for arbitrary $k$, from finite data by applying Bayesian methods to both…

统计理论 · 数学 2009-11-13 Christopher C. Strelioff , James P. Crutchfield , Alfred W. Hubler

We introduce a new class of Monte Carlo methods, which we call exact estimation algorithms. Such algorithms provide unbiased estimators for equilibrium expectations associated with real- valued functionals defined on a Markov chain. We…

统计计算 · 统计学 2014-09-16 Peter W. Glynn , Chang-han Rhee

This article reviews the application of advanced Monte Carlo techniques in the context of Multilevel Monte Carlo (MLMC). MLMC is a strategy employed to compute expectations which can be biased in some sense, for instance, by using the…

统计计算 · 统计学 2017-04-25 Ajay Jasra , Kody Law , Carina Suciu

Computational procedures for the stationary probability distribution, the group inverse of the Markovian kernel and the mean first passage times of an irreducible Markov chain, are developed using perturbations. The derivation of these…

概率论 · 数学 2016-10-12 Jeffrey J. Hunter

Transferring information from observations of a dynamical system to estimate the fixed parameters and unobserved states of a system model can be formulated as the evaluation of a discrete time path integral in model state space. The…

混沌动力学 · 物理学 2015-05-14 John C. Quinn , Henry D. I. Abarbanel

We introduce bounds on the finite-time performance of Markov chain Monte Carlo algorithms in approaching the global solution of stochastic optimization problems over continuous domains. A comparison with other state-of-the-art methods…

最优化与控制 · 数学 2016-11-17 A. Lecchini-Visintini , J. Lygeros , J. Maciejowski

We present a neural net algorithm for parameter estimation in the context of large cosmological data sets. Cosmological data sets present a particular challenge to pattern-recognition algorithms since the input patterns (galaxy redshift…

天体物理学 · 物理学 2007-05-23 Nicholas G. Phillips , A. Kogut

We study the error of reversible Markov chain Monte Carlo methods for approximating the expectation of a function. Explicit error bounds with respect to different norms of the function are proven. By the estimation the well known…

数值分析 · 数学 2011-01-18 Daniel Rudolf

We study the possibility to extract model independent information about the dynamics of the universe by using Cosmography. We intend to explore it systematically, to learn about its limitations and its real possibilities. Here we are…

宇宙学与河外天体物理 · 物理学 2015-03-19 Salvatore Capozziello , Ruth Lazkoz , Vincenzo Salzano

A new Monte Carlo algorithm for phase-space sampling, named (MC)**3, is presented. It is based on Markov Chain Monte Carlo techniques but at the same time incorporates prior knowledge about the target distribution in the form of suitable…

高能物理 - 唯象学 · 物理学 2015-06-12 Kevin Kroeninger , Steffen Schumann , Benjamin Willenberg

One of the key challenges in identifying nonlinear and possibly non-Gaussian state space models (SSMs) is the intractability of estimating the system state. Sequential Monte Carlo (SMC) methods, such as the particle filter (introduced more…

Linear regression with measurement error in the covariates is a heavily studied topic, however, the statistics/econometrics literature is almost silent to estimating a multi-equation model with measurement error. This paper considers a…

统计方法学 · 统计学 2020-06-15 Georges Bresson , Anoop Chaturvedi , Mohammad Arshad Rahman , Shalabh