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Estimating mutual information (MI) is a fundamental task in data science and machine learning. Existing estimators mainly rely on either highly flexible models (e.g., neural networks), which require large amounts of data, or overly…

机器学习 · 计算机科学 2025-10-27 Yanzhi Chen , Zijing Ou , Adrian Weller , Michael U. Gutmann

Mutual information (MI) is a fundamental measure of statistical dependence between two variables, yet accurate estimation from finite data remains notoriously difficult. No estimator is universally reliable, and common approaches fail in…

数据分析、统计与概率 · 物理学 2025-10-02 Eslam Abdelaleem , K. Michael Martini , Ilya Nemenman

Mutual Information (MI) is a powerful statistical measure that quantifies shared information between random variables, particularly valuable in high-dimensional data analysis across fields like genomics, natural language processing, and…

机器学习 · 计算机科学 2024-12-02 Andre O. Falcao

We demonstrate that a popular class of nonparametric mutual information (MI) estimators based on k-nearest-neighbor graphs requires number of samples that scales exponentially with the true MI. Consequently, accurate estimation of MI…

信息论 · 计算机科学 2015-03-09 Shuyang Gao , Greg Ver Steeg , Aram Galstyan

We develop the use of mutual information (MI), a well-established metric in information theory, to interpret the inner workings of deep learning models. To accurately estimate MI from a finite number of samples, we present GMM-MI…

数据分析、统计与概率 · 物理学 2023-04-12 Davide Piras , Hiranya V. Peiris , Andrew Pontzen , Luisa Lucie-Smith , Ningyuan Guo , Brian Nord

Estimating Mutual Information (MI), a key measure of dependence of random quantities without specific modelling assumptions, is a challenging problem in high dimensions. We propose a novel mutual information estimator based on parametrizing…

机器学习 · 统计学 2025-10-24 Haoran Ni , Martin Lotz

Estimating mutual information (MI) from samples is a fundamental problem in statistics, machine learning, and data analysis. Recently it was shown that a popular class of non-parametric MI estimators perform very poorly for strongly…

信息论 · 计算机科学 2016-02-18 Shuyang Gao , Greg Ver Steeg , Aram Galstyan

Estimating mutual information between continuous random variables is often intractable and extremely challenging for high-dimensional data. Recent progress has leveraged neural networks to optimize variational lower bounds on mutual…

机器学习 · 计算机科学 2020-12-01 Ruizhi Liao , Daniel Moyer , Polina Golland , William M. Wells

We introduce a novel Mutual Information (MI) estimator that fundamentally reframes the discriminative approach. Instead of training a classifier to discriminate between joint and marginal distributions, we learn a normalizing flow that…

机器学习 · 计算机科学 2026-02-10 Ivan Butakov , Alexander Semenenko , Valeriya Kirova , Alexey Frolov , Ivan Oseledets

Recently, the importance of analysing data and collecting valuable insight efficiently has been increasing in various fields. Estimating mutual information (MI) plays a critical role to investigate the relationship among multiple random…

量子物理 · 物理学 2025-03-10 Yota Maeda , Hideaki Kawaguchi , Hiroyuki Tezuka

Estimation of mutual information between random variables has become crucial in a range of fields, from physics to neuroscience to finance. Estimating information accurately over a wide range of conditions relies on the development of…

统计方法学 · 统计学 2018-11-14 Houman Safaai , Arno Onken , Christopher D. Harvey , Stefano Panzeri

Estimating mutual information (MI) is a fundamental yet challenging task in data science and machine learning. This work proposes a new estimator for mutual information. Our main discovery is that a preliminary estimate of the data…

机器学习 · 计算机科学 2024-08-20 Yanzhi Chen , Zijing Ou , Adrian Weller , Yingzhen Li

Mutual information is a general statistical dependency measure which has found applications in representation learning, causality, domain generalization and computational biology. However, mutual information estimators are typically…

机器学习 · 统计学 2023-10-17 Paweł Czyż , Frederic Grabowski , Julia E. Vogt , Niko Beerenwinkel , Alexander Marx

Mutual information is a nonlinear measure used in time series analysis in order to measure the linear and non-linear correlations at any lag $\tau$. The aim of this study is to evaluate some of the most commonly used mutual information…

混沌动力学 · 物理学 2008-09-15 A. Papana , D. Kugiumtzis

Conditional Mutual Information (CMI) is a measure of conditional dependence between random variables X and Y, given another random variable Z. It can be used to quantify conditional dependence among variables in many data-driven inference…

机器学习 · 计算机科学 2019-06-10 Sudipto Mukherjee , Himanshu Asnani , Sreeram Kannan

Mutual information (MI) is a useful information-theoretic measure to quantify the statistical dependence between two random variables: $X$ and $Y$. Often, we are interested in understanding how the dependence between $X$ and $Y$ in one set…

信息论 · 计算机科学 2025-07-22 Chetan Gohil , Oliver M Cliff , James M. Shine , Ben D. Fulcher , Joseph T. Lizier

We consider the problem of estimating mutual information between dependent data, an important problem in many science and engineering applications. We propose a data-driven, non-parametric estimator of mutual information in this paper. The…

信息论 · 计算机科学 2017-03-08 Rakesh Malladi , Don H Johnson , Behnaam Aazhang

Mutual information is a widely-used information theoretic measure to quantify the amount of association between variables. It is used extensively in many applications such as image registration, diagnosis of failures in electrical machines,…

统计计算 · 统计学 2021-08-21 Luai Al-Labadi , Forough Fazeli-Asl , Zahra Saberi

Mutual Information (MI) and Conditional Mutual Information (CMI) are multi-purpose tools from information theory that are able to naturally measure the statistical dependencies between random variables, thus they are usually of central…

机器学习 · 计算机科学 2022-11-22 Bao Duong , Thin Nguyen

The identification of relevant features, i.e., the driving variables that determine a process or the properties of a system, is an essential part of the analysis of data sets with a large number of variables. A mathematical rigorous…

机器学习 · 统计学 2022-08-02 Benjamin Regler , Matthias Scheffler , Luca M. Ghiringhelli
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