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Feature selection, in the context of machine learning, is the process of separating the highly predictive feature from those that might be irrelevant or redundant. Information theory has been recognized as a useful concept for this task, as…

机器学习 · 计算机科学 2020-01-28 Catuscia Palamidessi , Marco Romanelli

Fano's inequality is one of the most elementary, ubiquitous, and important tools in information theory. Using majorization theory, Fano's inequality is generalized to a broad class of information measures, which contains those of Shannon…

信息论 · 计算机科学 2020-08-04 Yuta Sakai

Quantum error-correcting codes are analyzed from an information-theoretic perspective centered on quantum conditional and mutual entropies. This approach parallels the description of classical error correction in Shannon theory, while…

量子物理 · 物理学 2008-12-18 Nicolas J. Cerf , Richard Cleve

We compare the two main techniques used for estimating the state of a physical system from unknown measurements: standard detector tomography and data-pattern tomography. Adopting linear inversion as a fair benchmark, we show that the…

量子物理 · 物理学 2017-08-02 L. Motka , M. Paur , J. Rehacek , Z. Hradil , L. L. Sanchez-Soto

We consider the Shannon cipher system in a setting where the secret key is delivered to the legitimate receiver via a channel with limited capacity. For this setting, we characterize the achievable region in the space of three figures of…

信息论 · 计算机科学 2007-07-13 Neri Merhav

We derive an efficient CH-type inequality. Quantum mechanics violates our proposed inequality independent of the detection-efficiency problem.

量子物理 · 物理学 2009-11-10 Afshin Shafiee

Comparing the top $k$ elements between two or more ranked results is a common task in many contexts and settings. A few measures have been proposed to compare top $k$ lists with attractive mathematical properties, but they face a number of…

信息论 · 计算机科学 2013-10-02 Arun Konagurthu , James Collier

This article offers different proofs of ten inequalities from those already published. So that the readers can see for themselves, the tasks specified in the condition of the source and classical inequalities which used in previously…

综合数学 · 数学 2014-12-18 Adilsultan Lepes

We discuss some inequalities for N nonnegative numbers. We use these inequalities to obtain known inequalities for probability distributions and new entropic and information inequalities for quantum tomograms of qudit states. The…

量子物理 · 物理学 2013-07-04 Margarita A. Man'ko , Vladimir I. Man'ko

Reverse Shannon theorems concern the use of noiseless channels to simulate noisy ones. This is dual to the usual noisy channel coding problem, where a noisy (classical or quantum) channel is used to simulate a noiseless one. The Quantum…

量子物理 · 物理学 2025-04-10 Zahra Baghali Khanian , Debbie Leung

The "variance method" has been used to prove many classical inequalities in design theory and coding theory. The purpose of this expository note is to review and present some of these inequalities in a unified setting. I will also discuss…

组合数学 · 数学 2025-05-30 Douglas R. Stinson

Shan Luo and Gengsheng Qin published the article "New non-parametric inferences for low-income proportions" Ann Inst Stat Math, 69, 599-626. In the note their approach is compared to Zieli\'nski 2009 approach.

统计方法学 · 统计学 2019-03-08 Wojciech Zieliński

Two new information-theoretic methods are introduced for establishing Poisson approximation inequalities. First, using only elementary information-theoretic techniques it is shown that, when $S_n=\sum_{i=1}^nX_i$ is the sum of the (possibly…

概率论 · 数学 2010-10-21 Ioannis Kontoyiannis , Peter Harremoes , Oliver Johnson

Many of the traditional results in information theory, such as the channel coding theorem or the source coding theorem, are restricted to scenarios where the underlying resources are independent and identically distributed (i.i.d.) over a…

量子物理 · 物理学 2009-06-28 Nilanjana Datta , Renato Renner

Proving linear inequalities and identities of Shannon's information measures, possibly with linear constraints on the information measures, is an important problem in information theory. For this purpose, ITIP and other variant algorithms…

信息论 · 计算机科学 2022-02-08 Laigang Guo , Raymond W. Yeung , Xiao-Shan Gao

To detect plagiarism of any form, it is essential to have broad knowledge of its possible forms and classes, and existence of various tools and systems for its detection. Based on impact or severity of damages, plagiarism may occur in an…

信息检索 · 计算机科学 2018-01-22 Hussain A Chowdhury , Dhruba K Bhattacharyya

Since the publication of Shannon's theory of one terminal source coding, a number of interesting extensions have been derived by researchers such as Slepian-Wolf, Wyner, Ahlswede-K\"{o}rner, Wyner-Ziv and Berger-Yeung. Specifically, the…

信息论 · 计算机科学 2007-07-13 Soumya Jana

Document-level claim extraction remains an open challenge in the field of fact-checking, and subsequently, methods for evaluating extracted claims have received limited attention. In this work, we explore approaches to aligning two sets of…

计算与语言 · 计算机科学 2025-12-12 Lucia Makaiova , Martin Fajcik , Antonin Jarolim

The surge in digitized text data requires reliable inferential methods on observed textual patterns. This article proposes a novel two-sample text test for comparing similarity between two groups of documents. The hypothesis is whether the…

机器学习 · 统计学 2025-05-09 Jingbin Xu , Chen Qian , Meimei Liu , Feng Guo

Mechanistic interpretability aims to break models into meaningful parts; verifying that two such parts implement the same computation is a prerequisite. Existing similarity measures evaluate either empirical behaviour, leaving them blind to…