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Entropy, Volume 26, Issue 9

2024 September - 95 articles

Cover Story: Time possesses a clear asymmetry between the past and the future; entropy increases, life evolves, we remember the past, and we plan the future. Yet fundamentally, our universe is governed by laws that are symmetric with respect to time reversal, making it difficult to identify a physical explanation for our experience of the irreversible passage of time. To reconcile this difference, we propose a toy model of emergent time asymmetries—the causal multibaker maps. After imposing a suitable initial condition and coarse graining on them, a Pearlean locally causal structure emerges. From this structure, we obtain not only the second law of thermodynamics but many additional time asymmetries resembling those of the real universe. View this paper
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Articles (95)

  • Article
  • Open Access
6 Citations
2,009 Views
18 Pages

One-Photon-Interference Quantum Secure Direct Communication

  • Xiang-Jie Li,
  • Min Wang,
  • Xing-Bo Pan,
  • Yun-Rong Zhang and
  • Gui-Lu Long

23 September 2024

Quantum secure direct communication (QSDC) is a quantum communication paradigm that transmits confidential messages directly using quantum states. Measurement-device-independent (MDI) QSDC protocols can eliminate the security loopholes associated wit...

  • Article
  • Open Access
5 Citations
2,658 Views
17 Pages

Motor Fault Diagnosis Based on Convolutional Block Attention Module-Xception Lightweight Neural Network

  • Fengyun Xie,
  • Qiuyang Fan,
  • Gang Li,
  • Yang Wang,
  • Enguang Sun and
  • Shengtong Zhou

23 September 2024

Electric motors play a crucial role in self-driving vehicles. Therefore, fault diagnosis in motors is important for ensuring the safety and reliability of vehicles. In order to improve fault detection performance, this paper proposes a motor fault di...

  • Article
  • Open Access
1 Citations
1,818 Views
17 Pages

23 September 2024

Spray drying is an energy-intensive process in industrial use, making energy recovery a critical focus for improving overall efficiency. This study investigates the potential of integrating heat-recovery systems, including an innovative air reheater,...

  • Article
  • Open Access
1 Citations
3,710 Views
21 Pages

Autocatalytic Sets and Assembly Theory: A Toy Model Perspective

  • Sebastian Raubitzek,
  • Alexander Schatten,
  • Philip König,
  • Edina Marica,
  • Sebastian Eresheim and
  • Kevin Mallinger

22 September 2024

Assembly Theory provides a promising framework to explain the complexity of systems such as molecular structures and the origins of life, with broad applicability across various disciplines. In this study, we explore and consolidate different aspects...

  • Article
  • Open Access
5 Citations
1,196 Views
16 Pages

Transient GI/MSP/1/N Queue

  • Andrzej Chydzinski

22 September 2024

A non-zero correlation between service times can be encountered in many real queueing systems. An attractive model for correlated service times is the Markovian service process, because it offers powerful fitting capabilities combined with analytical...

  • Article
  • Open Access
3 Citations
1,933 Views
12 Pages

Improving Transmission Line Fault Diagnosis Based on EEMD and Power Spectral Entropy

  • Yuan-Bin Chen,
  • Hui-Shan Cui,
  • Chia-Wei Huang and
  • Wei-Tai Hsu

21 September 2024

The fault diagnosis on a transmission line based on the characteristics of the power spectral entropy is proposed in this article. The data preprocessing for the experimental measurement is also introduced using the EEMD. The EEMD is used to preproce...

  • Article
  • Open Access
1,403 Views
8 Pages

21 September 2024

Generating vast arrays of genetic markers for evolutionary ecology studies has become routine and cost-effective. However, analyzing data from large numbers of loci associated with a small number of finite chromosomes introduces a challenge: loci on...

  • Article
  • Open Access
1 Citations
1,576 Views
15 Pages

Robustness of Entanglement for Dicke-W and Greenberger-Horne-Zeilinger Mixed States

  • Ling-Hui Zhu,
  • Zhen Zhu,
  • Guo-Lin Lv,
  • Chong-Qiang Ye and
  • Xiao-Yu Chen

21 September 2024

Quantum entanglement is a fundamental characteristic of quantum mechanics, and understanding the robustness of entanglement across different mixed states is crucial for comprehending the entanglement properties of general quantum states. In this pape...

  • Article
  • Open Access
1 Citations
1,295 Views
18 Pages

20 September 2024

Let Fq be a finite field with an odd characteristic. In this paper, we present a new result about double cyclic codes over a finite non-chain ring. Specifically, we study the double cyclic code over Fq+vFq+v2Fq with v3=v, which is isomorphic to Fq&ti...

  • Article
  • Open Access
2 Citations
2,152 Views
13 Pages

An Additively Optimal Interpreter for Approximating Kolmogorov Prefix Complexity

  • Zoe Leyva-Acosta,
  • Eduardo Acuña Yeomans and
  • Francisco Hernandez-Quiroz

20 September 2024

We study practical approximations of Kolmogorov prefix complexity (K) using IMP2, a high-level programming language. Our focus is on investigating the optimality of the interpreter for this language as the reference machine for the Coding Theorem Met...

  • Article
  • Open Access
2 Citations
1,462 Views
14 Pages

Assessing Variable Importance for Best Subset Selection

  • Jacob Seedorff and
  • Joseph E. Cavanaugh

19 September 2024

One of the primary issues that arises in statistical modeling pertains to the assessment of the relative importance of each variable in the model. A variety of techniques have been proposed to quantify variable importance for regression models. Howev...

  • Article
  • Open Access
4 Citations
2,123 Views
12 Pages

Enhanced Magnetocaloric Properties of the (MnNi)0.6Si0.62(FeCo)0.4Ge0.38 High-Entropy Alloy Obtained by Co Substitution

  • Zhigang Zheng,
  • Pengyan Huang,
  • Xinglin Chen,
  • Hongyu Wang,
  • Shan Da,
  • Gang Wang,
  • Zhaoguo Qiu and
  • Dechang Zeng

19 September 2024

In order to improve the magnetocaloric properties of MnNiSi-based alloys, a new type of high-entropy magnetocaloric alloy was constructed. In this work, Mn0.6Ni1−xSi0.62Fe0.4CoxGe0.38 (x = 0.4, 0.45, and 0.5) are found to exhibit magnetostructu...

  • Article
  • Open Access
2 Citations
3,365 Views
9 Pages

Golf Club Selection with AI-Based Game Planning

  • Mehdi Khazaeli and
  • Leili Javadpour

19 September 2024

In the dynamic realm of golf, where every swing can make the difference between victory and defeat, the strategic selection of golf clubs has become a crucial factor in determining the outcome of a game. Advancements in artificial intelligence have o...

  • Article
  • Open Access
1,283 Views
19 Pages

Nonparametric Expectile Shortfall Regression for Complex Functional Structure

  • Mohammed B. Alamari,
  • Fatimah A. Almulhim,
  • Zoulikha Kaid and
  • Ali Laksaci

18 September 2024

This paper treats the problem of risk management through a new conditional expected shortfall function. The new risk metric is defined by the expectile as the shortfall threshold. A nonparametric estimator based on the Nadaraya–Watson approach...

  • Review
  • Open Access
2 Citations
5,552 Views
20 Pages

18 September 2024

The claim that the free energy principle is somehow related to Hamilton’s principle in statistical mechanics is ubiquitous throughout the subject literature. However, the exact nature of this relationship remains unclear. According to some sour...

  • Article
  • Open Access
4 Citations
5,867 Views
21 Pages

17 September 2024

Identifying the influential variables that provide early warning of financial network instability is challenging, in part due to the complexity of the system, uncertainty of a failure, and nonlinear, time-varying relationships between network partici...

  • Article
  • Open Access
5 Citations
1,947 Views
17 Pages

Robust Optimization Research of Cyber–Physical Power System Considering Wind Power Uncertainty and Coupled Relationship

  • Jiuling Dong,
  • Zilong Song,
  • Yuanshuo Zheng,
  • Jingtang Luo,
  • Min Zhang,
  • Xiaolong Yang and
  • Hongbing Ma

17 September 2024

To mitigate the impact of wind power uncertainty and power–communication coupling on the robustness of a new power system, a bi-level mixed-integer robust optimization strategy is proposed. Firstly, a coupled network model is constructed based...

  • Review
  • Open Access
9 Citations
10,283 Views
30 Pages

16 September 2024

Variable selection methods have been extensively developed for and applied to cancer genomics data to identify important omics features associated with complex disease traits, including cancer outcomes. However, the reliability and reproducibility of...

  • Article
  • Open Access
1 Citations
1,943 Views
16 Pages

An MLWE-Based Cut-and-Choose Oblivious Transfer Protocol

  • Yongli Tang,
  • Menghao Guo,
  • Yachao Huo,
  • Zongqu Zhao,
  • Jinxia Yu and
  • Baodong Qin

16 September 2024

The existing lattice-based cut-and-choose oblivious transfer protocol is constructed based on the learning-with-errors (LWE) problem, which generally has the problem of inefficiency. An efficient cut-and-choose oblivious transfer protocol is proposed...

  • Article
  • Open Access
3,634 Views
14 Pages

15 September 2024

The recommender system (RS) has been widely adopted in many applications, including online advertisements. Predicting the conversion rate (CVR) can help in evaluating the effects of advertisements on users and capturing users’ features, playing...

  • Article
  • Open Access
4 Citations
2,128 Views
13 Pages

Exergy Flow as a Unifying Physical Quantity in Applying Dissipative Lagrangian Fluid Mechanics to Integrated Energy Systems

  • Ke Xu,
  • Yan Qi,
  • Changlong Sun,
  • Dengxin Ai,
  • Jiaojiao Wang,
  • Wenxue He,
  • Fan Yang and
  • Hechen Ren

14 September 2024

Highly integrated energy systems are on the rise due to increasing global demand. To capture the underlying physics of such interdisciplinary systems, we need a modern framework that unifies all forms of energy. Here, we apply modified Lagrangian mec...

  • Review
  • Open Access
8 Citations
7,668 Views
21 Pages

The Many Roles of Precision in Action

  • Jakub Limanowski,
  • Rick A. Adams,
  • James Kilner and
  • Thomas Parr

14 September 2024

Active inference describes (Bayes-optimal) behaviour as being motivated by the minimisation of surprise of one’s sensory observations, through the optimisation of a generative model (of the hidden causes of one’s sensory data) in the brai...

  • Article
  • Open Access
2 Citations
1,204 Views
17 Pages

14 September 2024

A mathematical model is established to investigate the economic effects of infectious diseases. The distribution of wealth among two types of agents in the context of the epidemic is discussed. Using the method of statistical mechanics, the evolution...

  • Article
  • Open Access
8 Citations
3,062 Views
21 Pages

Enhancing Security of Telemedicine Data: A Multi-Scroll Chaotic System for ECG Signal Encryption and RF Transmission

  • José Ricardo Cárdenas-Valdez,
  • Ramón Ramírez-Villalobos,
  • Catherine Ramirez-Ubieta and
  • Everardo Inzunza-Gonzalez

14 September 2024

Protecting sensitive patient data, such as electrocardiogram (ECG) signals, during RF wireless transmission is essential due to the increasing demand for secure telemedicine communications. This paper presents an innovative chaotic-based encryption s...

  • Article
  • Open Access
1 Citations
1,386 Views
19 Pages

14 September 2024

Relative belief inferences are shown to arise as Bayes rules or limiting Bayes rules. These inferences are invariant under reparameterizations and possess a number of optimal properties. In particular, relative belief inferences are based on a direct...

  • Article
  • Open Access
1,230 Views
13 Pages

14 September 2024

This paper investigates the problem of exponential synchronization control for complex dynamical systems (CDNs) with input saturation. Considering the effects of transmission delay, a memory sampled-data controller is designed. A modified two-sided l...

  • Article
  • Open Access
1,778 Views
15 Pages

13 September 2024

An information-theoretic data mining method is employed to analyze categorical spatiotemporal Geographic Information System land use data. Reconstructability Analysis (RA) is a maximum-entropy-based data modeling methodology that works exclusively wi...

  • Article
  • Open Access
5 Citations
2,372 Views
12 Pages

12 September 2024

Although deep learning (DL) algorithms have been proved to be effective in diverse research domains, their application in developing models for tabular data remains limited. Models trained on tabular data demonstrate higher efficacy using traditional...

  • Article
  • Open Access
1 Citations
2,799 Views
17 Pages

12 September 2024

A highly versatile evaluation method is proposed for transient plasmas based on statistical physics. It would be beneficial in various industrial sectors, including semiconductors and automobiles. Our research focused on low-energy plasmas in laborat...

  • Article
  • Open Access
1 Citations
2,011 Views
16 Pages

12 September 2024

As high-speed big-data communications impose new requirements on storage latency, low-density parity-check (LDPC) codes have become a widely used technology in flash-memory channels. However, the iterative LDPC decoding algorithm faces a high decodin...

  • Article
  • Open Access
1 Citations
1,148 Views
13 Pages

11 September 2024

We assess a scheme for measurement-free quantum teleportation from the perspective of the resources underpinning its performance. In particular, we focus on claims recently made about the crucial role played by the degree of non-Markovianity of the d...

  • Perspective
  • Open Access
2 Citations
5,642 Views
29 Pages

11 September 2024

This paper provides a perspective on applying the concepts of information thermodynamics, developed recently in non-equilibrium statistical physics, to problems in theoretical neuroscience. Historically, information and energy in neuroscience have be...

  • Article
  • Open Access
1 Citations
1,642 Views
11 Pages

11 September 2024

DNA molecules, as a storage medium, possess unique advantages. Not only does DNA storage exhibit significantly higher storage density compared to electromagnetic storage media, but it also features low energy consumption and extremely long storage ti...

  • Article
  • Open Access
6 Citations
2,527 Views
14 Pages

10 September 2024

Tsallis entropy has been widely used in image thresholding because of its non-extensive properties. The non-extensive parameter q contained in this entropy plays an important role in various adaptive algorithms and has been successfully applied in bi...

  • Feature Paper
  • Article
  • Open Access
2 Citations
3,939 Views
19 Pages

10 September 2024

Why do we remember the past, and plan the future? We introduce a toy model in which to investigate emergent time asymmetries: the causal multibaker maps. These are reversible discrete-time dynamical systems with configurable causal interactions. Impo...

  • Article
  • Open Access
2 Citations
1,943 Views
21 Pages

Probing Asymmetric Interactions with Time-Separated Mutual Information: A Case Study Using Golden Shiners

  • Katherine Daftari,
  • Michael L. Mayo,
  • Bertrand H. Lemasson,
  • James M. Biedenbach and
  • Kevin R. Pilkiewicz

10 September 2024

Leader–follower modalities and other asymmetric interactions that drive the collective motion of organisms are often quantified using information theory metrics like transfer or causation entropy. These metrics are difficult to accurately evalu...

  • Article
  • Open Access
2 Citations
1,707 Views
15 Pages

A Statistical Analysis of Fluid Interface Fluctuations: Exploring the Role of Viscosity Ratio

  • Selwin Heijkoop,
  • David Rieder,
  • Marcel Moura,
  • Maja Rücker and
  • Catherine Spurin

10 September 2024

Understanding multiphase flow through porous media is integral to geologic carbon storage or hydrogen storage. The current modelling framework assumes each fluid present in the subsurface flows in its own continuously connected pathway. The restricti...

  • Review
  • Open Access
16 Citations
6,465 Views
35 Pages

A Roadmap for NF-ISAC in 6G: A Comprehensive Overview and Tutorial

  • Azar Hakimi,
  • Diluka Galappaththige and
  • Chintha Tellambura

10 September 2024

Near-field (NF) integrated sensing and communication (ISAC) has the potential to revolutionize future wireless networks. It enables simultaneous communication and sensing operations on the same radio frequency (RF) resources using a shared hardware p...

  • Article
  • Open Access
2,254 Views
12 Pages

10 September 2024

The solvation thermodynamics (ST) formalism proposed by A. Ben-Naim is a mathematically rigorous and physically grounded theory for describing properties related to solvation. It considers the solvation process as the transfer of a molecule (“s...

  • Feature Paper
  • Article
  • Open Access
5 Citations
1,547 Views
10 Pages

10 September 2024

This study explores the thermodynamic properties of doped graphene using an adapted electronic spectrum. We employed the one-electron tight-binding model to describe the hexagonal lattice structure. The dispersion relation for graphene is expressed i...

  • Article
  • Open Access
5 Citations
2,306 Views
16 Pages

9 September 2024

We discuss 1D, 2D and 3D bifurcation diagrams of two nonlinear dynamical systems: an electric arc system having both chaotic and periodic steady-state responses and a cytosolic calcium system with both periodic/chaotic and constant steady-state outpu...

  • Article
  • Open Access
1 Citations
1,899 Views
13 Pages

8 September 2024

Individuals with gaming disorder (GD) show emotional dysregulation and autonomic dysfunction in daily life. Although studies have shown that the relaxation method of breathing exercise (BE) improves cardiopulmonary synchrony, the physiological regula...

  • Article
  • Open Access
1 Citations
1,897 Views
13 Pages

7 September 2024

The space fractional advection–diffusion equation is a crucial type of fractional partial differential equation, widely used for its ability to more accurately describe natural phenomena. Due to the complexity of analytical approaches, this pap...

  • Article
  • Open Access
3 Citations
2,583 Views
17 Pages

Optimizing Prognostic Predictions in Liver Cancer with Machine Learning and Survival Analysis

  • Kaida Cai,
  • Wenzhi Fu,
  • Zhengyan Wang,
  • Xiaofang Yang,
  • Hanwen Liu and
  • Ziyang Ji

7 September 2024

This study harnesses RNA sequencing data from the Cancer Genome Atlas to unearth pivotal genetic markers linked to the progression of liver hepatocellular carcinoma (LIHC), a major contributor to cancer-related deaths worldwide, characterized by a di...

  • Article
  • Open Access
2 Citations
1,157 Views
34 Pages

6 September 2024

Two typical fixed-length random number generation problems in information theory are considered for general sources. One is the source resolvability problem and the other is the intrinsic randomness problem. In each of these problems, the optimum ach...

  • Article
  • Open Access
10 Citations
7,231 Views
34 Pages

Natural Induction: Spontaneous Adaptive Organisation without Natural Selection

  • Christopher L. Buckley,
  • Tim Lewens,
  • Michael Levin,
  • Beren Millidge,
  • Alexander Tschantz and
  • Richard A. Watson

6 September 2024

Evolution by natural selection is believed to be the only possible source of spontaneous adaptive organisation in the natural world. This places strict limits on the kinds of systems that can exhibit adaptation spontaneously, i.e., without design. Ph...

  • Article
  • Open Access
3 Citations
1,994 Views
10 Pages

5 September 2024

This study explores the role of information entropy in understanding nuclear density distributions, including both stable configurations and non-traditional structures such as neutron halos and α-clustering. By quantifying the uncertainty and d...

  • Article
  • Open Access
1 Citations
1,968 Views
14 Pages

Bidirectional Decoupled Distillation for Heterogeneous Federated Learning

  • Wenshuai Song,
  • Mengwei Yan,
  • Xinze Li and
  • Longfei Han

5 September 2024

Federated learning enables multiple devices to collaboratively train a high-performance model on the central server while keeping their data on the devices themselves. However, due to the significant variability in data distribution across devices, t...

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Entropy - ISSN 1099-4300