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  • Article
  • Open Access
4 Citations
9,372 Views
16 Pages

14 June 2018

This paper builds upon my earlier studies in interpreting interculturally how the Kashmiri nondual Śaiva thinkers Upaladeva (c. 900–950 CE) and Abhinavagupta (c. 950–1020 CE) in their Pratyabhijñā philosophical theology respond to and reinterpret the...

  • Review
  • Open Access
1 Citations
2,402 Views
41 Pages

14 November 2025

One of the key aspects of Shannon theory is that it provides guidance for designing the most efficient systems, such as minimizing errors and clarifying the limits of coding. This theory has seen great developments in the 50 years since 1948. It has...

(This article belongs to the Section Quantum Information)
  • Review
  • Open Access
14 Citations
5,679 Views
26 Pages

Information Theory Meets Quantum Chemistry: A Review and Perspective

  • Yilin Zhao,
  • Dongbo Zhao,
  • Chunying Rong,
  • Shubin Liu and
  • Paul W. Ayers

16 June 2025

In this survey, we begin with a concise introduction to information theory within Shannon’s framework, focusing on the key concept of Shannon entropy and its related quantities: relative entropy, joint entropy, conditional entropy, and mutual i...

(This article belongs to the Special Issue The Information-Theoretic Approach in Density Functional Theory and Beyond)
  • Review
  • Open Access
9 Citations
5,793 Views
45 Pages

24 April 2025

Does semantic communication require a semantic information theory parallel to Shannon’s information theory, or can Shannon’s work be generalized for semantic communication? This paper advocates for the latter and introduces a semantic gen...

(This article belongs to the Special Issue Semantic Information Theory)
  • Review
  • Open Access
30 Citations
14,813 Views
18 Pages

10 November 2009

In this review we integrate results of long term experimental study on ant “language” and intelligence which were fully based on fundamental ideas of Information Theory, such as the Shannon entropy, the Kolmogorov complexity, and the Shannon’s equati...

(This article belongs to the Special Issue Information Theory Applied to Animal Communication)
  • Review
  • Open Access
3 Citations
9,469 Views
32 Pages

8 July 2017

The present age, which can be called the Information Age, has a core technology constituted by bits transported by photons. Both concepts, bit and photon, originated in the past century: the concept of photon was introduced by Planck in 1900 when he...

(This article belongs to the Section Entropy Reviews)
  • Article
  • Open Access
2 Citations
2,961 Views
27 Pages

6 November 2025

This paper presents an integrated approach to social network analysis that combines graph theory, social network analysis (SNA), and Shannon’s information theory, applied to a real-world Twitter network built around the political hashtag Zandbe...

(This article belongs to the Special Issue Dynamics in Biological and Social Networks)
  • Article
  • Open Access
1 Citations
2,508 Views
22 Pages

Tight Bounds Between the Jensen–Shannon Divergence and the Minmax Divergence

  • Arseniy Akopyan,
  • Herbert Edelsbrunner,
  • Žiga Virk and
  • Hubert Wagner

11 August 2025

Motivated by questions arising at the intersection of information theory and geometry, we compare two dissimilarity measures between finite categorical distributions. One is the well-known Jensen–Shannon divergence, which is easy to compute and...

(This article belongs to the Section Information Theory, Probability and Statistics)
  • Article
  • Open Access
43 Citations
9,513 Views
14 Pages

Determining the Entropic Index q of Tsallis Entropy in Images through Redundancy

  • Abdiel Ramírez-Reyes,
  • Alejandro Raúl Hernández-Montoya,
  • Gerardo Herrera-Corral and
  • Ismael Domínguez-Jiménez

15 August 2016

The Boltzmann–Gibbs and Tsallis entropies are essential concepts in statistical physics, which have found multiple applications in many engineering and science areas. In particular, we focus our interest on their applications to image processing thro...

  • Review
  • Open Access
11 Citations
6,280 Views
20 Pages

26 March 2023

Over the last 40–50 years, ethology has become increasingly quantitative and computational. However, when analysing animal behavioural sequences, researchers often need help finding an adequate model to assess certain characteristics of these s...

(This article belongs to the Special Issue Recent Advances in Animal Cognition and Ethology)
  • Article
  • Open Access
3 Citations
4,872 Views
14 Pages

A Suggestion of Converting Protein Intrinsic Disorder to Structural Entropy Using Shannon’s Information Theory

  • Hao-Bo Guo,
  • Yue Ma,
  • Gerald A. Tuskan,
  • Hong Qin and ,
  • Xiaohan Yang and
  • Hong Guo
  • + 1 author+ 0 author

14 June 2019

We propose a framework to convert the protein intrinsic disorder content to structural entropy (H) using Shannon’s information theory (IT). The structural capacity (C), which is the sum of H and structural information (I), is equal to the amino acid...

(This article belongs to the Special Issue Information in Intrinsically Disordered Proteins and Complex Protein Networks)
  • Article
  • Open Access
4 Citations
1,962 Views
20 Pages

14 September 2025

This study explores the nonlinear dynamics and interdependencies among major commodity markets—Gold, Oil, Natural Gas, and Silver—by employing advanced chaos theory and information-theoretic tools. Using daily data from 2020 to 2024, we e...

(This article belongs to the Section Information Theory, Probability and Statistics)
  • Article
  • Open Access
1 Citations
2,329 Views
34 Pages

4 July 2025

We introduce a quantum integrated-information measure Φ for multipartite states within the Relational Quantum Dynamics (RQD) framework. Φ(ρ) is defined as the minimum quantum Jensen–Shannon distance between an n-partite density oper...

(This article belongs to the Special Issue Quantum Communication and Quantum Information)
  • Feature Paper
  • Article
  • Open Access
760 Views
18 Pages

6 May 2026

The aim of this study is to thoroughly assess the informational content of the CBOE Volatility Index® (VIX® Index) in the context of various turbulent periods. The VIX Index is especially important from an investor perspective. It is often re...

(This article belongs to the Special Issue Entropy-Based Applications in Economics, Finance, and Management, 4th Edition)
  • Article
  • Open Access
1 Citations
2,152 Views
22 Pages

29 June 2025

This study investigates the mechanisms underlying the diffusion of risk information about genetically modified organisms (GMOs) on the Chinese social media platform Weibo. Drawing upon social contagion theory, we examine how endogenous and exogenous...

(This article belongs to the Special Issue Complexity of Social Networks)
  • Abstract
  • Open Access
1 Citations
1,991 Views
3 Pages

When viewing differences that make differences from an evolutionary perspective, information is not just communication. As Stonier proposed, a Physics of Information would be a helpful discipline to understand how information takes effect independent...

(This article belongs to the Proceedings of Proceedings of the IS4SI 2017 Summit DIGITALISATION FOR A SUSTAINABLE SOCIETY, Gothenburg, Sweden, 12–16 June 2017.)
  • Feature Paper
  • Article
  • Open Access
1 Citations
2,386 Views
69 Pages

3 June 2025

Stationary quantum information sources emit sequences of correlated qudits—that is, structured quantum stochastic processes. If an observer performs identical measurements on a qudit sequence, the outcomes are a realization of a classical stoch...

(This article belongs to the Special Issue Quantum Probability and Randomness V)
  • Feature Paper
  • Article
  • Open Access
17 Citations
6,926 Views
18 Pages

22 November 2018

Integrated Information Theory (IIT) intends to provide a principled theoretical approach able to characterize consciousness both quantitatively and qualitatively. By starting off identifying the fundamental properties of experience itself, IIT develo...

(This article belongs to the Special Issue Integrated Information Theory)
  • Proceeding Paper
  • Open Access
2,079 Views
11 Pages

The Value of Information in Economic Contexts

  • Stefan Behringer and
  • Roman V. Belavkin

This paper explores the application of the Value of Information, (VoI), based on the Claude Shannon/Ruslan Stratonovich framework within economic contexts. Unlike previous studies that examine circular settings and strategic interactions, we focus on...

(This article belongs to the Proceedings of The 43rd International Workshop on Bayesian Inference and Maximum Entropy Methods in Science and Engineering)
  • Article
  • Open Access
2 Citations
2,910 Views
24 Pages

The purpose of this paper is twofold. On a technical side, we propose an extension of the Hausdorff distance from metric spaces to spaces equipped with asymmetric distance measures. Specifically, we focus on extending it to the family of Bregman dive...

(This article belongs to the Collection Extravaganza Feature Papers on Hot Topics in Machine Learning and Knowledge Extraction)
  • Article
  • Open Access
58 Citations
22,089 Views
66 Pages

The Homological Nature of Entropy

  • Pierre Baudot and
  • Daniel Bennequin

13 May 2015

We propose that entropy is a universal co-homological class in a theory associated to a family of observable quantities and a family of probability distributions. Three cases are presented: (1) classical probabilities and random variables; (2) quantu...

(This article belongs to the Special Issue Information, Entropy and Their Geometric Structures)
  • Article
  • Open Access
1,289 Views
27 Pages

20 April 2026

Background: Topological Data Analysis (TDA) captures multi-scale geometric features of data as persistence diagrams, yet no principled information-theoretic framework quantifies how much information those features carry, how efficiently they compress...

  • Article
  • Open Access
33 Citations
12,325 Views
20 Pages

29 November 2019

This article is about the profound misuses, misunderstanding, misinterpretations and misapplications of entropy, the Second Law of Thermodynamics and Information Theory. It is the story of the “Greatest Blunder Ever in the History of Science&rd...

(This article belongs to the Special Issue Condensed-Matter-Principia Based Information & Statistical Measures: From Classical to Quantum)
  • Article
  • Open Access
82 Citations
14,949 Views
34 Pages

A Decomposition Method for Global Evaluation of Shannon Entropy and Local Estimations of Algorithmic Complexity

  • Hector Zenil,
  • Santiago Hernández-Orozco,
  • Narsis A. Kiani,
  • Fernando Soler-Toscano and ,
  • Antonio Rueda-Toicen and
  • Jesper Tegnér
  • + 1 author+ 0 author

15 August 2018

We investigate the properties of a Block Decomposition Method (BDM), which extends the power of a Coding Theorem Method (CTM) that approximates local estimations of algorithmic complexity based on Solomonoff–Levin’s theory of algorithmic...

(This article belongs to the Section Information Theory, Probability and Statistics)
  • Article
  • Open Access
2 Citations
2,895 Views
13 Pages

15 April 2023

We characterize mutual information as the unique map on ordered pairs of discrete random variables satisfying a set of axioms similar to those of Faddeev’s characterization of the Shannon entropy. There is a new axiom in our characterization, h...

(This article belongs to the Section Information Theory, Probability and Statistics)
  • Article
  • Open Access
12 Citations
4,540 Views
15 Pages

One-Parameter Fisher–Rényi Complexity: Notion and Hydrogenic Applications

  • Irene V. Toranzo,
  • Pablo Sánchez-Moreno,
  • Łukasz Rudnicki and
  • Jesús S. Dehesa

30 December 2016

In this work, the one-parameter Fisher–Rényi measure of complexity for general d-dimensional probability distributions is introduced and its main analytic properties are discussed. Then, this quantity is determined for the hydrogenic systems in terms...

(This article belongs to the Section Information Theory, Probability and Statistics)
  • Article
  • Open Access
5 Citations
4,445 Views
23 Pages

20 February 2023

The aim of this research is to study the specifics of the road accident rate formation processes in regions of the Russian Federation (2021) using information-entropic analysis. The typical research approaches (correlation-regression, factorial analy...

(This article belongs to the Special Issue Emerging Research in Urban Computing and Intelligent Transport Systems)
  • Article
  • Open Access
1 Citations
1,488 Views
19 Pages

Information-Theoretic Analysis of Selected Water Force Fields: From Molecular Clusters to Bulk Properties

  • Rodolfo O. Esquivel,
  • Hazel Vázquez-Hernández and
  • Alexander Pérez de La Luz

15 October 2025

We present a comprehensive information-theoretic evaluation of three widely used rigid water models (TIP3P, SPC, and SPC/ε) through systematic analysis of water clusters ranging from single molecules to 11-molecule aggregates. Five fundamenta...

(This article belongs to the Special Issue The Information-Theoretic Approach in Density Functional Theory and Beyond)
  • Article
  • Open Access
1,717 Views
33 Pages

Here we perform a detailed information-theoretic (IT) analysis of atomic electron densities in the periodic table, from hydrogen (Z = 1) to lawrencium (Z = 103). By use of the Shannon entropy, the Fisher information and the disequilibrium functionals...

  • Article
  • Open Access
406 Views
44 Pages

28 June 2026

Graph-based narrative extraction relies on a coherence function to score transitions between events, but the coherence metrics in current use are defined operationally and lack an information-theoretic foundation. We study the composite metric C=A&mi...

(This article belongs to the Special Issue Information Theory in Artificial Intelligence)
  • Proceeding Paper
  • Open Access
1,817 Views
3 Pages

We mean to reflect on the divide extant between theoretical studies on information and the knowledge of information shared by ICT (information and communication technologies) professionals. For example, many believe that Shannon’s work provides...

(This article belongs to the Proceedings of The 2021 Summit of the International Society for the Study of Information)
  • Perspective
  • Open Access
39 Citations
11,725 Views
24 Pages

Entropy and Information within Intrinsically Disordered Protein Regions

  • Iva Pritišanac,
  • Robert M. Vernon,
  • Alan M. Moses and
  • Julie D. Forman Kay

6 July 2019

Bioinformatics and biophysical studies of intrinsically disordered proteins and regions (IDRs) note the high entropy at individual sequence positions and in conformations sampled in solution. This prevents application of the canonical sequence-struct...

(This article belongs to the Special Issue Information in Intrinsically Disordered Proteins and Complex Protein Networks)
  • Review
  • Open Access
4 Citations
3,927 Views
19 Pages

Measurements of Entropic Uncertainty Relations in Neutron Optics

  • Bülent Demirel,
  • Stephan Sponar and
  • Yuji Hasegawa

6 February 2020

The emergence of the uncertainty principle has celebrated its 90th anniversary recently. For this occasion, the latest experimental results of uncertainty relations quantified in terms of Shannon entropies are presented, concentrating only on outcome...

(This article belongs to the Special Issue Quantum Optics for Fundamental Quantum Mechanics)
  • Article
  • Open Access
28 Citations
7,114 Views
20 Pages

4 April 2019

Perception and motor interaction with physical surroundings can be analyzed by the changes in probability laws governing two possible outcomes of neuronal activity, namely the presence or absence of spikes (binary states). Perception and motor intera...

(This article belongs to the Special Issue Permutation Entropy & Its Interdisciplinary Applications)
  • Article
  • Open Access
3 Citations
3,041 Views
17 Pages

Toward Interactions through Information in a Multifractal Paradigm

  • Maricel Agop,
  • Alina Gavriluț,
  • Claudia Grigoraș-Ichim,
  • Ștefan Toma and ,
  • Tudor-Cristian Petrescu and
  • Ștefan Andrei Irimiciuc
  • + 1 author+ 0 author

4 September 2020

In a multifractal paradigm of motion, Shannon’s information functionality of a minimization principle induces multifractal–type Newtonian behaviors. The analysis of these behaviors through motion geodesics shows the fact that the center o...

(This article belongs to the Section Complexity)
  • Article
  • Open Access
10 Citations
4,406 Views
13 Pages

Some Remarks about Entropy of Digital Filtered Signals

  • Vinícius S. Borges,
  • Erivelton G. Nepomuceno,
  • Carlos A. Duque and
  • Denis N. Butusov

23 March 2020

The finite numerical resolution of digital number representation has an impact on the properties of filters. Much effort has been done to develop efficient digital filters investigating the effects in the frequency response. However, it seems that th...

(This article belongs to the Section Information Theory, Probability and Statistics)
  • Article
  • Open Access
12 Citations
4,522 Views
19 Pages

20 October 2021

A new methodology is presented for measuring, classifying and predicting the cycles of uncertainty that occur in temporary decision-making in the tourist accommodation market (apartments and hotels). Special attention is paid to the role of entropy a...

(This article belongs to the Special Issue Entropy Method for Decision Making)
  • Article
  • Open Access
101 Citations
18,534 Views
13 Pages

A Characterization of Entropy in Terms of Information Loss

  • John C. Baez,
  • Tobias Fritz and
  • Tom Leinster

24 November 2011

There are numerous characterizations of Shannon entropy and Tsallis entropy as measures of information obeying certain properties. Using work by Faddeev and Furuichi, we derive a very simple characterization. Instead of focusing on the entropy of a p...

  • Article
  • Open Access
104 Citations
10,201 Views
20 Pages

Identification of Green, Oolong and Black Teas in China via Wavelet Packet Entropy and Fuzzy Support Vector Machine

  • Shuihua Wang,
  • Xiaojun Yang,
  • Yudong Zhang,
  • Preetha Phillips and ,
  • Jianfei Yang and
  • Ti-Fei Yuan
  • + 1 author+ 0 author

25 September 2015

To develop an automatic tea-category identification system with a high recall rate, we proposed a computer-vision and machine-learning based system, which did not require expensive signal acquiring devices and time-consuming procedures. We captured 3...

(This article belongs to the Special Issue Wavelets, Fractals and Information Theory I)
  • Article
  • Open Access
4 Citations
6,720 Views
10 Pages

12 August 2010

We address the problem of estimating the efficiency and capacity of computers. The main goal of our approach is to give a method for comparing the capacity of different computers, which can have different sets of instructions, different kinds of memo...

  • Article
  • Open Access
6 Citations
3,126 Views
30 Pages

This article is devoted to the study of the entropic orderliness of road safety systems of various dimensionalities. The author’s methodology for quantitative assessment of the quality of the road safety systems is based on the use of informati...

(This article belongs to the Section Information Theory and Methodology)
  • Feature Paper
  • Article
  • Open Access
2 Citations
2,453 Views
23 Pages

Neural Dynamics Associated with Biological Variation in Normal Human Brain Regions

  • Natalí Guisande,
  • Osvaldo A. Rosso and
  • Fernando Montani

29 September 2024

The processes involved in encoding and decoding signals in the human brain are a continually studied topic, as neuronal information flow involves complex nonlinear dynamics. This study examines awake human intracranial electroencephalography (iEEG) d...

(This article belongs to the Special Issue Nonlinear Dynamics and Applications—In Honor of Professor Osvaldo Anibal Rosso's 70th Birthday)
  • Feature Paper
  • Article
  • Open Access
5 Citations
3,536 Views
23 Pages

Understanding Higher-Order Interactions in Information Space

  • Herbert Edelsbrunner,
  • Katharina Ölsböck and
  • Hubert Wagner

27 July 2024

Methods used in topological data analysis naturally capture higher-order interactions in point cloud data embedded in a metric space. This methodology was recently extended to data living in an information space, by which we mean a space measured wit...

(This article belongs to the Special Issue Topological Data Analysis Meets Information Theory. New Perspectives for the Analysis of Higher-Order Interactions in Complex Systems)
  • Article
  • Open Access
2 Citations
2,669 Views
17 Pages

Estimating Transcriptome Diversity and Specialization in Capsicum annuum L.

  • Neftalí Ochoa-Alejo,
  • M. Humberto Reyes-Valdés and
  • Octavio Martínez

29 March 2024

Chili pepper fruits of the genus Capsicum represent excellent experimental models to study the growth, development, and ripening processes in a non-climacteric species at the physiological, biochemical, and molecular levels. Fruit growth, development...

(This article belongs to the Section Plant Genetics, Genomics and Biotechnology)
  • Review
  • Open Access
2 Citations
2,139 Views
32 Pages

Improving Information Communication in Emerging 6G Scenarios: A Review of Semantic Communications for the Future Internet

  • Evelio Astaiza Hoyos,
  • Héctor Fabio Bermúdez-Orozco and
  • Nasly Cristina Rodriguez-Idrobo

25 March 2026

The evolution of future Internet and sixth-generation (6G) networks is driving a paradigm shift from classical bit-centric communication toward meaning-aware and task-oriented communication models. Traditional information theory, while fundamental fo...

  • Article
  • Open Access
6 Citations
2,091 Views
14 Pages

The Application of Spectral Entropy to P-Wave Detection in Continuous Seismogram Analysis

  • Alisher Skabylov,
  • Aldiyar Agishev,
  • Dauren Zhexebay,
  • Margulan Ibraimov and ,
  • Serik Khokhlov and
  • Alua Maksutova
  • + 1 author+ 0 author

7 August 2025

This work aims to develop approaches to processing and interpreting spectral entropy outcomes in the context of seismic data, as well as to establish a methodological foundation for subsequent integration into practical monitoring solutions. The obje...

(This article belongs to the Section Applied Physics General)
  • Article
  • Open Access
Entropy2026, 28(11), 1231;https://doi.org/10.3390/e28111231 
(registering DOI)

8 November 2026

Biological information is generally thought to be subject to selection for faithful maintenance. However, accurate preservation is often combined with regulated mechanisms that generate state change. Selectively advantageous instability (SAI) of biol...

(This article belongs to the Section Entropy and Biology)

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