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arXiv 1906.04709cs.LGcs.DSmath.STstat.MLstat.TH
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离散分布的通信和存储有效性检验

Communication and Memory Efficient Testing of Discrete Distributions

University of Southern California(南加州大学);Max Planck Institute for Informatics(马克斯·普朗克信息学研究所);University of California, San Diego(加州大学圣地亚哥分校)

Ilias Diakonikolas, Themis Gouleakis, Daniel M. Kane, Sankeerth Rao

摘要:

我们在以下计算模型中研究了具有通信和内存约束的分布测试:(1){ \em one-pass streaming model},其目标是最小化受内存约束的协议的样本复杂度,以及(2){ \em distributed model},其中数据样本驻留在多台机器上,目标是最小化协议的通信成本。在这两个模型中,我们提供了有效的算法,用于均匀性/同一性测试(拟合优度)和接近性测试(两个样本测试)。此外,我们显示几乎紧下界(1)的样本复杂性的任何单通流测试仪的均匀性,受内存约束,和(2)的通信成本的任何均匀性测试协议,在一个受限制的“一通”模型的通信。

英文摘要:

We study distribution testing with communication and memory constraints in the following computational models: (1) The {\em one-pass streaming model} where the goal is to minimize the sample complexity of the protocol subject to a memory constraint, and (2) A {\em distributed model} where the data samples reside at multiple machines and the goal is to minimize the communication cost of the protocol. In both these models, we provide efficient algorithms for uniformity/identity testing (goodness of fit) and closeness testing (two sample testing). Moreover, we show nearly-tight lower bounds on (1) the sample complexity of any one-pass streaming tester for uniformity, subject to the memory constraint, and (2) the communication cost of any uniformity testing protocol, in a restricted `one-pass' model of communication.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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