Results 11 to 20 of about 2,194,170 (284)

A comparative review of dimension reduction methods in approximate Bayesian computation [PDF]

open access: yes, 2013
Approximate Bayesian computation (ABC) methods make use of comparisons between simulated and observed summary statistics to overcome the problem of computationally intractable likelihood functions.
Prangle, D.   +6 more
core   +5 more sources

Bayesian Uncertainty Quantification for Channelized Reservoirs via Reduced Dimensional Parameterization

open access: yesMathematics, 2021
In this article, we study uncertainty quantification for flows in heterogeneous porous media. We use a Bayesian approach where the solution to the inverse problem is given by the posterior distribution of the permeability field given the flow and ...
Anirban Mondal, Jia Wei
doaj   +1 more source

Bayesian statistics

open access: yesScholarpedia, 2009
© 2012 Springer Science+Business Media, LLC. All rights reserved. Article Outline: Glossary Definition of the Subject and Introduction The Bayesian Statistical Paradigm Three Examples Comparison with the Frequentist Statistical Paradigm Future Directions ...
David J. Spiegelhalter, Kenneth M. Rice
  +6 more sources

Bayesian statistics and modelling [PDF]

open access: yes, 2021
Bayesian statistics is an approach to data analysis and parameter estimation based on Bayes’ Theorem. This Primer describes the stages involved in Bayesian analysis, from specifying the prior and data models, to deriving inference, model checking and ...
Kramer, Bianca   +13 more
core   +2 more sources

Bayesian Model Averaging Using Power-Expected-Posterior Priors

open access: yesEconometrics, 2020
This paper focuses on the Bayesian model average (BMA) using the power–expected– posterior prior in objective Bayesian variable selection under normal linear models.
Dimitris Fouskakis, Ioannis Ntzoufras
doaj   +1 more source

Bayesian Structure Learning and Sampling of Bayesian Networks with the R Package BiDAG

open access: yesJournal of Statistical Software, 2023
The R package BiDAG implements Markov chain Monte Carlo (MCMC) methods for structure learning and sampling of Bayesian networks. The package includes tools to search for a maximum a posteriori (MAP) graph and to sample graphs from the posterior ...
Polina Suter   +3 more
doaj   +1 more source

Comparing Bayesian Statistics and Frequentist Statistics in Serious Games Research

open access: yesInternational Journal of Serious Games, 2021
This article presents three empirical studies on the effectiveness of serious games for learning and motivation, while it compares the results arising from Frequentist (classical) Statistics with those from Bayesian Statistics.
Wim Westera
doaj   +1 more source

Cosmological Parameter Inference with Bayesian Statistics

open access: yesUniverse, 2021
Bayesian statistics and Markov Chain Monte Carlo (MCMC) algorithms have found their place in the field of Cosmology. They have become important mathematical and numerical tools, especially in parameter estimation and model comparison.
Luis E. Padilla   +3 more
doaj   +1 more source

Estimating COVID-19 excess mortality during and after the pandemic: A Bayesian model, with an application to New Zealand [PDF]

open access: yesDemographic Research
BACKGROUND: COVID-19 excess deaths are a standard measure of the effects of COVID on mortality. They are defined as the difference between actual death counts and the counts that would have been expected in the absence of the pandemic.
John Bryant   +4 more
doaj   +1 more source

Bayesian Mode Regression [PDF]

open access: yes, 2014
This article has been made available through the Brunel Open Access Publishing Fund.Like mean, quantile and variance, mode is also an important measure of central tendency of a distribution.
Yu, K, Aristodemou, K, Lu, Z
core   +1 more source

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