The Multivariate Ahrens Sampling Method

Roman Karawatzki

Publication: Working/Discussion PaperWU Working Paper

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Abstract

The "Ahrens method" is a very simple method for sampling from univariate distributions. It is based on rejection from piecewise constant hat functions. It can be applied analogously to the multivariate case where hat functions are used that are constant on rectangular domains. In this paper we investigate the case of distributions with so called orthounimodal densities. Technical implementation details as well as their practical limitations are discussed. The application to more general distributions is considered. (author's abstract)

Publication series

SeriesResearch Report Series / Department of Statistics and Mathematics
Number30

WU Working Paper Series

  • Research Report Series / Department of Statistics and Mathematics

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