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Instead of testing for unanimous agreement, I propose learning how broad of a consensus favors one distribution over another (of earnings, productivity, asset returns, test scores, etc.). Specifically, given a sample from each of two…

计量经济学 · 经济学 2024-08-27 David M. Kaplan

Simulation-based inference plays a major role in modern statistics, and often employs either reallocating (as in a randomization test) or resampling (as in bootstrapping). Reallocating mimics random allocation to treatment groups, while…

统计理论 · 数学 2017-08-08 Kari Lock Morgan

For any class of one-sided $1-\alpha$ confidence intervals with a certain monotonicity ordering on the random confidence limit, the smallest interval, in the sense of the set inclusion for the difference of two proportions of two…

统计理论 · 数学 2012-11-19 Weizhen Wang

In this paper, we provide an explicit probability distribution for classification purposes. It is derived from the Bayesian nonparametric mixture of Dirichlet process model, but with suitable modifications which remove unsuitable aspects of…

应用统计 · 统计学 2009-05-05 Ruth Fuentes-Garcia , Ramses H Mena , Stephen G Walker

We consider the classical sequential binary hypothesis testing problem in which there are two hypotheses governed respectively by distributions $P_0$ and $P_1$ and we would like to decide which hypothesis is true using a sequential test. It…

信息论 · 计算机科学 2020-07-01 Yonglong Li , Vincent Y. F. Tan

The distribution function of a random distance in three dimensions is given and some new three-dimensional d2-tests of randomness are suggested. We show that our test statistics are not correlated with the usual test statistics and are…

应用统计 · 统计学 2014-02-24 Sergii Koliada

The presence of a phase transition in a finite system can be deduced, together with its order, from the shape of the distribution of the order parameter. This issue has been extensively studied in multifragmentation experiments, with…

核理论 · 物理学 2008-11-26 F. Gulminelli

We consider the problem of learning a discrete distribution in the presence of an $\epsilon$ fraction of malicious data sources. Specifically, we consider the setting where there is some underlying distribution, $p$, and each data source…

机器学习 · 计算机科学 2017-11-23 Mingda Qiao , Gregory Valiant

This paper builds Wasserstein ambiguity sets for the unknown probability distribution of dynamic random variables leveraging noisy partial-state observations. The constructed ambiguity sets contain the true distribution of the data with…

最优化与控制 · 数学 2021-07-21 Dimitris Boskos , Jorge Cortés , Sonia Martínez

Motivated by real-world machine learning applications, we consider a statistical classification task in a sequential setting where test samples arrive sequentially. In addition, the generating distributions are unknown and only a set of…

机器学习 · 统计学 2021-02-11 Mahdi Haghifam , Vincent Y. F. Tan , Ashish Khisti

Let $N_n=\{1,2,...,n\}$. Elements are drawn from the set $N_n$ with replacement, assuming that each element has probability $1/n$ of being drawn. We determine the limiting distributions for the waiting time until the given portion of pairs…

统计理论 · 数学 2008-12-18 Pavle Mladenović

This paper considers a family of distributions constructed by a stochastic mixture of the order statistics of a sample of size two. Various properties of the proposed model are studied. We apply the model to extend the exponential and…

统计理论 · 数学 2019-04-10 S. M. Mirhoseini , A. Dolati , M. Amini

We construct a procedure to test the stochastic order of two samples of interval-valued data. We propose a test statistic which belongs to U-statistic and derive its asymptotic distribution under the null hypothesis. We compare the…

统计方法学 · 统计学 2019-12-05 Hyejeong Choi , Johan Lim , Minjung Kwak , Seongoh Park

The Probability Ranking Principle states that the document set with the highest values of probability of relevance optimizes information retrieval effectiveness given the probabilities are estimated as accurately as possible. The key point…

信息检索 · 计算机科学 2011-08-31 Massimo Melucci

We propose a new method for the calculation of the statistical properties, as e.g. the entropy, of unknown generators of symbolic sequences. The probability distribution p(k) of the elements k of a population can be approximated by the…

统计力学 · 物理学 2015-06-24 Thorsten Poeschel , Werner Ebeling , Helge Rose

A cornerstone of human statistical learning is the ability to extract temporal regularities / patterns from random sequences. Here we present a method of computing pattern time statistics with generating functions for first-order Markov…

神经元与认知 · 定量生物学 2018-06-29 Yanlong Sun , Hongbin Wang

Suppose $k$ balls are dropped into $n$ boxes independently with uniform probability, where $n, k$ are large with ratio approximately equal to some positive real $\lambda$. The maximum box count has a counterintuitive behavior: first of all,…

概率论 · 数学 2020-10-20 Andrea Ottolini

In this paper, we focus on stochastic comparisons of extreme order statistics stemming from multiple-outlier scale models with dependence. Archimedean copula is used to model dependence structure among nonnegative random variables.…

统计理论 · 数学 2020-12-16 Sangita Das , Suchandan Kayal

We introduce a new statistical test based on the observed spacings of ordered data. The statistic is sensitive to detect non-uniformity in random samples, or short-lived features in event time series. Under some conditions, this new test…

统计方法学 · 统计学 2022-10-27 Philipp Eller , Lolian Shtembari

We obtain the best possible upper bounds for the moments of a single order statistic from independent, non-negative random variables, in terms of the population mean. The main result covers the independent identically distributed case.…

统计理论 · 数学 2018-06-14 Nickos Papadatos