双参数泊松-狄拉克测度与可逆可交换碎裂-聚合过程
概率论
2007-05-23 v1
作者:
Jean Bertoin
摘要
我们证明,对于 0<α<1 和 θ>−α,参数为 (α,θ) 的泊松-狄拉克分布是一类相当自然的碎裂-聚合过程的唯一可逆分布。这完善了文献中关于某些分裂与合并变换以及参数 α=0 情形的早期结果。
引用
@article{arxiv.0704.3122,
title = {Two-parameter Poisson-Dirichlet measures and reversible exchangeable fragmentation-coalescence processes},
author = {Jean Bertoin},
journal= {arXiv preprint arXiv:0704.3122},
year = {2007}
}
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