English

Transportation of random measures not charging small sets

Probability 2023-03-02 v1

Abstract

Let (ξ,η)(\xi,\eta) be a pair of jointly stationary, ergodic random measures of equal finite intensity. A balancing allocation is a translation-invariant (equivariant) map T:RdRdT:\mathbb{R}^d\to\mathbb{R}^d such that the image measure of ξ\xi under TT is η\eta. We show that as soon as ξ\xi does not charge small sets, i.e.\ does not give mass to (d1)(d-1)-rectifiable sets, there is always a balancing allocation TT which is measurably depending only on (ξ,η)(\xi,\eta), i.e. TT is a factor.

Keywords

Cite

@article{arxiv.2303.00504,
  title  = {Transportation of random measures not charging small sets},
  author = {Martin Huesmann and Bastian Müller},
  journal= {arXiv preprint arXiv:2303.00504},
  year   = {2023}
}

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