Fast orthogonal transforms and generation of Brownian paths

  • Authors:
  • Gunther Leobacher

  • Affiliations:
  • -

  • Venue:
  • Journal of Complexity
  • Year:
  • 2012

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Abstract

We present a number of fast constructions of discrete Brownian paths that can be used as alternatives to principal component analysis and Brownian bridge for stratified Monte Carlo and quasi-Monte Carlo. By fast we mean that a path of length n can be generated in O(nlog(n)) floating point operations. We highlight some of the connections between the different constructions and we provide some numerical examples.