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Since the celebrated works of Russo and Zou (2016,2019) and Xu and Raginsky (2017), it has been well known that the generalization error of supervised learning algorithms can be bounded in terms of the mutual information between their input…

机器学习 · 统计学 2022-07-20 Gábor Lugosi , Gergely Neu

We show that density models describing multiple observables with (i) hard boundaries and (ii) dependence on external parameters may be created using an auto-regressive Gaussian mixture model. The model is designed to capture how observable…

数据分析、统计与概率 · 物理学 2022-02-01 Stephen B. Menary , Darren D. Price

In this survey, we present and compare different approaches to estimate Mutual Information (MI) from data to analyse general dependencies between variables of interest in a system. We demonstrate the performance difference of MI versus…

机器学习 · 统计学 2015-06-18 D. Gencaga , N. K. Malakar , D. J. Lary

This paper introduces a decision-theoretic framework for constructing and evaluating test statistics based on their relationship with ancillary statistics-quantities whose distributions remain fixed under the null and alternative…

统计方法学 · 统计学 2026-04-03 Albert Vexler , Douglas Landsittel

Measures of tail dependence between random variables aim to numerically quantify the degree of association between their extreme realizations. Existing tail dependence coefficients (TDCs) are based on an asymptotic analysis of relevant…

应用统计 · 统计学 2021-06-11 Davide Lauria , Svetlozar T. Rachev , A. Alexandre Trindade

Mutual information is fundamentally important for measuring statistical dependence between variables and for quantifying information transfer by signaling and communication mechanisms. It can, however, be challenging to evaluate for…

信息论 · 计算机科学 2014-07-29 Clive G. Bowsher , Margaritis Voliotis

Reuse of data in adaptive workflows poses challenges regarding overfitting and the statistical validity of results. Previous work has demonstrated that interacting with data via differentially private algorithms can mitigate overfitting,…

机器学习 · 计算机科学 2025-11-13 Neil G. Marchant , Benjamin I. P. Rubinstein

This paper proves that robustness implies generalization via data-dependent generalization bounds. As a result, robustness and generalization are shown to be connected closely in a data-dependent manner. Our bounds improve previous bounds…

机器学习 · 计算机科学 2022-08-04 Kenji Kawaguchi , Zhun Deng , Kyle Luh , Jiaoyang Huang

Measures of dependence among variables, and measures of information content and shared information have become valuable tools of multi-variable data analysis. Information measures, like marginal entropies, mutual and multi-information, have…

信息论 · 计算机科学 2013-08-02 David J. Galas , Nikita A. Sakhanenko , Benjamin Keller

Pearson's $\rho$ is the most used measure of statistical dependence. It gives a complete characterization of dependence in the Gaussian case, and it also works well in some non-Gaussian situations. It is well known, however, that it has a…

统计理论 · 数学 2018-09-28 Dag Tjøstheim , Håkon Otneim , Bård Støve

A formulation towards quantifying resource count used in a measurement, that is independent of the model of the measurement dynamics(Quantum/Classical), is considered. For any general measurement with $(M+1)$ discrete outcomes, it is found…

量子物理 · 物理学 2014-06-16 H. M. Bharath , Saikat Ghosh

The problem of comparing concepts of dependence in general rough sets with those in probability theory had been initiated by the present author in some of her recent papers. This problem relates to the identification of the limitations of…

逻辑 · 数学 2018-04-09 A Mani

Most work on adaptive data analysis assumes that samples in the dataset are independent. When correlations are allowed, even the non-adaptive setting can become intractable, unless some structural constraints are imposed. To address this,…

数据结构与算法 · 计算机科学 2025-11-13 Emma Rapoport , Edith Cohen , Uri Stemmer

The vast majority of the work on adaptive data analysis focuses on the case where the samples in the dataset are independent. Several approaches and tools have been successfully applied in this context, such as differential privacy,…

机器学习 · 计算机科学 2022-01-24 Aryeh Kontorovich , Menachem Sadigurschi , Uri Stemmer

There is a wide availability of methods for testing normality under the assumption of independent and identically distributed data. When data are dependent in space and/or time, however, assessing and testing the marginal behavior is…

统计方法学 · 统计学 2023-10-17 Minwoo Kim , Marc G Genton , Raphael Huser , Stefano Castruccio

We propose a methodology for modeling and comparing probability distributions within a Bayesian nonparametric framework. Building on dependent normalized random measures, we consider a prior distribution for a collection of discrete random…

统计方法学 · 统计学 2022-06-01 Mario Beraha , Jim E. Griffin

We build a context-free, comprehensive, flexible, and sound footing for measuring the dependence of two variables based on three new axioms, updating Renyi's (1959) seven postulates. We illustrate the superior footing of axioms by Vinod's…

统计方法学 · 统计学 2025-10-01 Hrishikesh D Vinod

Two families of dependence measures between random variables are introduced. They are based on the R\'enyi divergence of order $\alpha$ and the relative $\alpha$-entropy, respectively, and both dependence measures reduce to Shannon's mutual…

信息论 · 计算机科学 2019-08-22 Amos Lapidoth , Christoph Pfister

We propose to derive deviation measures through the Minkowski gauge of a given set of acceptable positions. We show that, given a suitable acceptance set, any positive homogeneous deviation measure can be accommodated in our framework. In…

风险管理 · 定量金融 2021-07-27 Marlon Moresco , Marcelo Righi , Eduardo Horta

The covariance of two random variables measures the average joint deviations from their respective means. We generalise this well-known measure by replacing the means with other statistical functionals such as quantiles, expectiles, or…

统计方法学 · 统计学 2023-09-22 Tobias Fissler , Marc-Oliver Pohle