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A Bootstrap Likelihood approach to Bayesian Computation

机译:贝叶斯计算的Bootstrap似然方法

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摘要

There is an increasing amount of literature focused on Bayesian computationalmethods to address problems with intractable likelihood. One approach is a setof algorithms known as Approximate Bayesian Computational (ABC) methods. One ofthe problems of these algorithms is that the performance depends on the tuningof some parameters, such as the summary statistics, distance and tolerancelevel. To bypass this problem, Mengersen, Pudlo and Robert (2013) introduced analternative method based on empirical likelihood, which can be easilyimplemented when a set of constraints, related to the moments of thedistribution, is known. However, the choice of the constraints is sometimeschallenging. To overcome this problem, we propose an alternative method basedon a bootstrap likelihood approach. The method is easy to implement and in somecases it is faster than the other approaches. The performance of the algorithmis illustrated with examples in Population Genetics, Time Series and StochasticDifferential Equations. Finally, we test the method on a real dataset.
机译:越来越多的文献关注贝叶斯计算方法,以解决棘手的问题。一种方法是一组称为近似贝叶斯计算(ABC)方法的算法。这些算法的问题之一是性能取决于某些参数的调整,例如汇总统计信息,距离和公差级别。为了绕过这个问题,Mengersen,Pudlo和Robert(2013)引入了一种基于经验可能性的替代方法,当已知与分布时刻有关的一组约束时,可以轻松实现该方法。但是,约束的选择有时具有挑战性。为了克服这个问题,我们提出了一种基于自举似然法的替代方法。该方法易于实现,并且在某些情况下比其他方法更快。种群遗传学,时间序列和随机微分方程中的示例说明了该算法的性能。最后,我们在真实数据集上测试该方法。

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