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2022-04-11
摘要翻译:
本文研究了界于零与一之间的随机变量均值的非渐近序贯估计。严格证明了为了保证给定的相对精度和置信度,只要继续抽样,直到样本和不小于一定的界,然后取样本的平均值作为有界随机变量均值的估计就足够了。在不知道有界变量的情况下,我们给出了确定样本和的这种界的显式公式和二分搜索方法。此外,我们还导出了样本量分布的界。在Bernoulli随机变量的特殊情况下,我们建立了分析和数值方法,进一步降低了样本和的界,从而提高了抽样效率。此外,对已有结果的谬误进行了检测和分析。
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英文标题:
《Inverse Sampling for Nonasymptotic Sequential Estimation of Bounded
  Variable Means》
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作者:
Xinjia Chen
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最新提交年份:
2007
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分类信息:

一级分类:Mathematics        数学
二级分类:Statistics Theory        统计理论
分类描述:Applied, computational and theoretical statistics: e.g. statistical inference, regression, time series, multivariate analysis, data analysis, Markov chain Monte Carlo, design of experiments, case studies
应用统计、计算统计和理论统计:例如统计推断、回归、时间序列、多元分析、数据分析、马尔可夫链蒙特卡罗、实验设计、案例研究
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一级分类:Computer Science        计算机科学
二级分类:Machine Learning        机器学习
分类描述:Papers on all aspects of machine learning research (supervised, unsupervised, reinforcement learning, bandit problems, and so on) including also robustness, explanation, fairness, and methodology. cs.LG is also an appropriate primary category for applications of machine learning methods.
关于机器学习研究的所有方面的论文(有监督的,无监督的,强化学习,强盗问题,等等),包括健壮性,解释性,公平性和方法论。对于机器学习方法的应用,CS.LG也是一个合适的主要类别。
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一级分类:Mathematics        数学
二级分类:Probability        概率
分类描述:Theory and applications of probability and stochastic processes: e.g. central limit theorems, large deviations, stochastic differential equations, models from statistical mechanics, queuing theory
概率论与随机过程的理论与应用:例如中心极限定理,大偏差,随机微分方程,统计力学模型,排队论
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一级分类:Statistics        统计学
二级分类:Statistics Theory        统计理论
分类描述:stat.TH is an alias for math.ST. Asymptotics, Bayesian Inference, Decision Theory, Estimation, Foundations, Inference, Testing.
Stat.Th是Math.St的别名。渐近,贝叶斯推论,决策理论,估计,基础,推论,检验。
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英文摘要:
  In this paper, we consider the nonasymptotic sequential estimation of means of random variables bounded in between zero and one. We have rigorously demonstrated that, in order to guarantee prescribed relative precision and confidence level, it suffices to continue sampling until the sample sum is no less than a certain bound and then take the average of samples as an estimate for the mean of the bounded random variable. We have developed an explicit formula and a bisection search method for the determination of such bound of sample sum, without any knowledge of the bounded variable. Moreover, we have derived bounds for the distribution of sample size. In the special case of Bernoulli random variables, we have established analytical and numerical methods to further reduce the bound of sample sum and thus improve the efficiency of sampling. Furthermore, the fallacy of existing results are detected and analyzed.
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PDF链接:
https://arxiv.org/pdf/711.2801
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