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  • Review
  • Open Access
87 Citations
36,201 Views
33 Pages

A Survey of Deep Learning-Based Multimodal Emotion Recognition: Speech, Text, and Face

  • Hailun Lian,
  • Cheng Lu,
  • Sunan Li,
  • Yan Zhao,
  • Chuangao Tang and
  • Yuan Zong

12 October 2023

Multimodal emotion recognition (MER) refers to the identification and understanding of human emotional states by combining different signals, including—but not limited to—text, speech, and face cues. MER plays a crucial role in the human&...

  • Article
  • Open Access
15 Citations
27,755 Views
12 Pages

Testing the Conjecture That Quantum Processes Create Conscious Experience

  • Hartmut Neven,
  • Adam Zalcman,
  • Peter Read,
  • Kenneth S. Kosik,
  • Tjitse van der Molen,
  • Dirk Bouwmeester,
  • Eve Bodnia,
  • Luca Turin and
  • Christof Koch

28 May 2024

The question of what generates conscious experience has mesmerized thinkers since the dawn of humanity, yet its origins remain a mystery. The topic of consciousness has gained traction in recent years, thanks to the development of large language mode...

  • Perspective
  • Open Access
19 Citations
24,573 Views
28 Pages

31 May 2024

Many studies on memory emphasize the material substrate and mechanisms by which data can be stored and reliably read out. Here, I focus on complementary aspects: the need for agents to dynamically reinterpret and modify memories to suit their ever-ch...

  • Article
  • Open Access
1 Citations
23,789 Views
14 Pages

25 October 2024

Let a population be composed of members of a criminal organization and judges of the judicial system, in which the judges can be co-opted by this organization. In this article, a model written as a set of four nonlinear differential equations is prop...

  • Review
  • Open Access
26 Citations
21,481 Views
56 Pages

Emergence and Causality in Complex Systems: A Survey of Causal Emergence and Related Quantitative Studies

  • Bing Yuan,
  • Jiang Zhang,
  • Aobo Lyu,
  • Jiayun Wu,
  • Zhipeng Wang,
  • Mingzhe Yang,
  • Kaiwei Liu,
  • Muyun Mou and
  • Peng Cui

24 January 2024

Emergence and causality are two fundamental concepts for understanding complex systems. They are interconnected. On one hand, emergence refers to the phenomenon where macroscopic properties cannot be solely attributed to the cause of individual prope...

  • Review
  • Open Access
102 Citations
21,088 Views
23 Pages

Natural Language Generation and Understanding of Big Code for AI-Assisted Programming: A Review

  • Man-Fai Wong,
  • Shangxin Guo,
  • Ching-Nam Hang,
  • Siu-Wai Ho and
  • Chee-Wei Tan

1 June 2023

This paper provides a comprehensive review of the literature concerning the utilization of Natural Language Processing (NLP) techniques, with a particular focus on transformer-based large language models (LLMs) trained using Big Code, within the doma...

  • Review
  • Open Access
67 Citations
19,142 Views
28 Pages

12 March 2024

Deep neural networks excel in supervised learning tasks but are constrained by the need for extensive labeled data. Self-supervised learning emerges as a promising alternative, allowing models to learn without explicit labels. Information theory has...

  • Opinion
  • Open Access
66 Citations
18,753 Views
24 Pages

9 October 2023

Recent advancements in artificial intelligence (AI) technology have raised concerns about the ethical, moral, and legal safeguards. There is a pressing need to improve metrics for assessing security and privacy of AI systems and to manage AI technolo...

  • Review
  • Open Access
52 Citations
16,911 Views
26 Pages

Theory and Application of Zero Trust Security: A Brief Survey

  • Hongzhaoning Kang,
  • Gang Liu,
  • Quan Wang,
  • Lei Meng and
  • Jing Liu

28 November 2023

As cross-border access becomes more frequent, traditional perimeter-based network security models can no longer cope with evolving security requirements. Zero trust is a novel paradigm for cybersecurity based on the core concept of “never trust...

  • Review
  • Open Access
30 Citations
15,803 Views
29 Pages

Semantic Communication: A Survey of Its Theoretical Development

  • Gangtao Xin,
  • Pingyi Fan and
  • Khaled B. Letaief

24 January 2024

In recent years, semantic communication has received significant attention from both academia and industry, driven by the growing demands for ultra-low latency and high-throughput capabilities in emerging intelligent services. Nonetheless, a comprehe...

  • Feature Paper
  • Article
  • Open Access
6 Citations
15,473 Views
26 Pages

30 November 2024

We present the Quantum Memory Matrix (QMM) hypothesis, which addresses the longstanding Black Hole Information Paradox rooted in the apparent conflict between Quantum Mechanics (QM) and General Relativity (GR). This paradox raises the question of how...

  • Perspective
  • Open Access
1 Citations
15,076 Views
25 Pages

Quantum Models of Consciousness from a Quantum Information Science Perspective

  • Lea Gassab,
  • Onur Pusuluk,
  • Marco Cattaneo and
  • Özgür E. Müstecaplıoğlu

26 February 2025

This perspective explores various quantum models of consciousness from the viewpoint of quantum information science, offering potential ideas and insights. The models under consideration can be categorized into three distinct groups based on the leve...

  • Feature Paper
  • Review
  • Open Access
22 Citations
14,111 Views
16 Pages

Collapse Models: A Theoretical, Experimental and Philosophical Review

  • Angelo Bassi,
  • Mauro Dorato and
  • Hendrik Ulbricht

12 April 2023

In this paper, we review and connect the three essential conditions needed by the collapse model to achieve a complete and exact formulation, namely the theoretical, the experimental, and the ontological ones. These features correspond to the three p...

  • Review
  • Open Access
19 Citations
13,321 Views
44 Pages

Deep Learning for 3D Reconstruction, Augmentation, and Registration: A Review Paper

  • Prasoon Kumar Vinodkumar,
  • Dogus Karabulut,
  • Egils Avots,
  • Cagri Ozcinar and
  • Gholamreza Anbarjafari

7 March 2024

The research groups in computer vision, graphics, and machine learning have dedicated a substantial amount of attention to the areas of 3D object reconstruction, augmentation, and registration. Deep learning is the predominant method used in artifici...

  • Review
  • Open Access
36 Citations
13,093 Views
35 Pages

A Survey on Deep Learning Based Segmentation, Detection and Classification for 3D Point Clouds

  • Prasoon Kumar Vinodkumar,
  • Dogus Karabulut,
  • Egils Avots,
  • Cagri Ozcinar and
  • Gholamreza Anbarjafari

10 April 2023

The computer vision, graphics, and machine learning research groups have given a significant amount of focus to 3D object recognition (segmentation, detection, and classification). Deep learning approaches have lately emerged as the preferred method...

  • Review
  • Open Access
35 Citations
12,903 Views
36 Pages

10 February 2023

The reinforcement learning (RL) research area is very active, with an important number of new contributions, especially considering the emergent field of deep RL (DRL). However, a number of scientific and technical challenges still need to be resolve...

  • Feature Paper
  • Article
  • Open Access
10 Citations
12,755 Views
20 Pages

11 December 2023

It has been shown that the theory of relativity can be applied physically to the functioning brain, so that the brain connectome should be considered as a four-dimensional spacetime entity curved by brain activity, just as gravity curves the four-dim...

  • Article
  • Open Access
39 Citations
12,587 Views
16 Pages

Cryptocurrencies Are Becoming Part of the World Global Financial Market

  • Marcin Wątorek,
  • Jarosław Kwapień and
  • Stanisław Drożdż

18 February 2023

In this study the cross-correlations between the cryptocurrency market represented by the two most liquid and highest-capitalized cryptocurrencies: bitcoin and ethereum, on the one side, and the instruments representing the traditional financial mark...

  • Article
  • Open Access
15 Citations
12,006 Views
21 Pages

13 February 2023

We extend techniques and learnings about the stochastic properties of nonlinear responses from finance to medicine, particularly oncology, where it can inform dosing and intervention. We define antifragility. We propose uses of risk analysis for medi...

  • Article
  • Open Access
161 Citations
11,916 Views
22 Pages

Diffusion Probabilistic Modeling for Video Generation

  • Ruihan Yang,
  • Prakhar Srivastava and
  • Stephan Mandt

20 October 2023

Denoising diffusion probabilistic models are a promising new class of generative models that mark a milestone in high-quality image generation. This paper showcases their ability to sequentially generate video, surpassing prior methods in perceptual...

  • Article
  • Open Access
77 Citations
11,599 Views
20 Pages

Water Quality Prediction Based on Machine Learning and Comprehensive Weighting Methods

  • Xianhe Wang,
  • Ying Li,
  • Qian Qiao,
  • Adriano Tavares and
  • Yanchun Liang

9 August 2023

In the context of escalating global environmental concerns, the importance of preserving water resources and upholding ecological equilibrium has become increasingly apparent. As a result, the monitoring and prediction of water quality have emerged a...

  • Article
  • Open Access
20 Citations
11,376 Views
22 Pages

Quantum Circuit Components for Cognitive Decision-Making

  • Dominic Widdows,
  • Jyoti Rani and
  • Emmanuel M. Pothos

23 March 2023

This paper demonstrates that some non-classical models of human decision-making can be run successfully as circuits on quantum computers. Since the 1960s, many observed cognitive behaviors have been shown to violate rules based on classical probabili...

  • Review
  • Open Access
17 Citations
11,265 Views
18 Pages

Application and Development of QKD-Based Quantum Secure Communication

  • Junsen Lai,
  • Fei Yao,
  • Jing Wang,
  • Meng Zhang,
  • Fang Li,
  • Wenyu Zhao and
  • Haiyi Zhang

6 April 2023

Quantum key distribution (QKD) protocols have unique advantages of enabling symmetric key sharing with information-theoretic security (ITS) between remote locations, which ensure the long-term security even in the era of quantum computation. QKD-base...

  • Article
  • Open Access
12 Citations
10,987 Views
11 Pages

Sample Size Calculations in Simple Linear Regression: A New Approach

  • Tianyuan Guan,
  • Mohammed Khorshed Alam and
  • Marepalli Bhaskara Rao

3 April 2023

The problem tackled is the determination of sample size for a given level and power in the context of a simple linear regression model. The standard approach deals with planned experiments in which the predictor X is observed for a number n of times...

  • Article
  • Open Access
10,901 Views
15 Pages

5 September 2024

Integrated Information Theory (IIT) is one of the most prominent candidates for a theory of consciousness, although it has received much criticism for trying to live up to expectations. Based on the relevance of three issues generalized from the deve...

  • Feature Paper
  • Review
  • Open Access
11 Citations
10,732 Views
42 Pages

Applications of Entropy in Data Analysis and Machine Learning: A Review

  • Salomé A. Sepúlveda-Fontaine and
  • José M. Amigó

23 December 2024

Since its origin in the thermodynamics of the 19th century, the concept of entropy has also permeated other fields of physics and mathematics, such as Classical and Quantum Statistical Mechanics, Information Theory, Probability Theory, Ergodic Theory...

  • Perspective
  • Open Access
5 Citations
10,731 Views
22 Pages

Neural Geometrodynamics, Complexity, and Plasticity: A Psychedelics Perspective

  • Giulio Ruffini,
  • Edmundo Lopez-Sola,
  • Jakub Vohryzek and
  • Roser Sanchez-Todo

22 January 2024

We explore the intersection of neural dynamics and the effects of psychedelics in light of distinct timescales in a framework integrating concepts from dynamics, complexity, and plasticity. We call this framework neural geometrodynamics for its paral...

  • Article
  • Open Access
19 Citations
10,342 Views
30 Pages

Topological Data Analysis for Multivariate Time Series Data

  • Anass B. El-Yaagoubi,
  • Moo K. Chung and
  • Hernando Ombao

1 November 2023

Over the last two decades, topological data analysis (TDA) has emerged as a very powerful data analytic approach that can deal with various data modalities of varying complexities. One of the most commonly used tools in TDA is persistent homology (PH...

  • Article
  • Open Access
2 Citations
10,317 Views
19 Pages

Unique Method for Prognosis of Risk of Depressive Episodes Using Novel Measures to Model Uncertainty Under Data Privacy

  • Barbara Pękala,
  • Dawid Kosior,
  • Wojciech Rząsa,
  • Katarzyna Garwol and
  • Janusz Czuma

3 February 2025

The research described in this paper focuses on key aspects of learning from data concerning the symptoms of depression and how to prevent it. The computer support system designed for that purpose combines data privacy protection from various sources...

  • Review
  • Open Access
7 Citations
9,849 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
8 Citations
9,766 Views
17 Pages

Shared Protentions in Multi-Agent Active Inference

  • Mahault Albarracin,
  • Riddhi J. Pitliya,
  • Toby St. Clere Smithe,
  • Daniel Ari Friedman,
  • Karl Friston and
  • Maxwell J. D. Ramstead

29 March 2024

In this paper, we unite concepts from Husserlian phenomenology, the active inference framework in theoretical biology, and category theory in mathematics to develop a comprehensive framework for understanding social action premised on shared goals. W...

  • Article
  • Open Access
9 Citations
9,655 Views
14 Pages

3 March 2023

Traditional identification methods for Papaver somniferum and Papaver rhoeas (PSPR) consume much time and labor, require strict experimental conditions, and usually cause damage to the plant. This work presents a novel method for fast, accurate, and...

  • Article
  • Open Access
3 Citations
9,491 Views
17 Pages

23 May 2025

This study examines the effectiveness of combining semantic intelligence drawn from large language models (LLMs) such as ChatGPT-4o with traditional machine-learning (ML) algorithms to develop predictive portfolio strategies for NASDAQ-100 stocks ove...

  • Article
  • Open Access
42 Citations
9,441 Views
32 Pages

Benign and Malignant Breast Tumor Classification in Ultrasound and Mammography Images via Fusion of Deep Learning and Handcraft Features

  • Clara Cruz-Ramos,
  • Oscar García-Avila,
  • Jose-Agustin Almaraz-Damian,
  • Volodymyr Ponomaryov,
  • Rogelio Reyes-Reyes and
  • Sergiy Sadovnychiy

28 June 2023

Breast cancer is a disease that affects women in different countries around the world. The real cause of breast cancer is particularly challenging to determine, and early detection of the disease is necessary for reducing the death rate, due to the h...

  • Article
  • Open Access
12 Citations
9,435 Views
38 Pages

31 December 2024

Many planning and decision activities in logistics and supply chain management are based on forecasts of multiple time dependent factors. Therefore, the quality of planning depends on the quality of the forecasts. We compare different state-of-the-ar...

  • Article
  • Open Access
19 Citations
9,308 Views
24 Pages

28 February 2024

The rapid development of cryptocurrencies has led to an increasing severity of money laundering activities. In recent years, leveraging graph neural networks for cryptocurrency fraud detection has yielded promising results. However, many existing met...

  • Article
  • Open Access
21 Citations
9,239 Views
16 Pages

8 May 2023

Basketball is a popular sport worldwide, and many researchers have utilized various machine learning models to predict the outcome of basketball games. However, prior research has primarily focused on traditional machine learning models. Furthermore,...

  • Article
  • Open Access
8 Citations
9,164 Views
14 Pages

The Fundamental Tension in Integrated Information Theory 4.0’s Realist Idealism

  • Ignacio Cea,
  • Niccolo Negro and
  • Camilo Miguel Signorelli

16 October 2023

Integrated Information Theory (IIT) is currently one of the most influential scientific theories of consciousness. Here, we focus specifically on a metaphysical aspect of the theory’s most recent version (IIT 4.0), what we may call its idealist...

  • Article
  • Open Access
1 Citations
9,063 Views
73 Pages

30 August 2024

The detection of limit cycles of differential equations poses a challenge due to the type of the nonlinear system, the regime of interest, and the broader context of applicable models. Consequently, attempts to solve Hilbert’s sixteenth problem...

  • Article
  • Open Access
3 Citations
8,788 Views
26 Pages

Sleep Stage Classification Through HRV, Complexity Measures, and Heart Rate Asymmetry Using Generalized Estimating Equations Models

  • Bartosz Biczuk,
  • Sebastian Żurek,
  • Szymon Jurga,
  • Elżbieta Turska,
  • Przemysław Guzik and
  • Jarosław Piskorski

16 December 2024

This study investigates whether heart rate asymmetry (HRA) parameters offer insights into sleep stages beyond those provided by conventional heart rate variability (HRV) and complexity measures. Utilizing 31 polysomnographic recordings, we focused ex...

  • Article
  • Open Access
9 Citations
8,694 Views
19 Pages

A Hybrid Quantum-Classical Model for Stock Price Prediction Using Quantum-Enhanced Long Short-Term Memory

  • Kimleang Kea,
  • Dongmin Kim,
  • Chansreynich Huot,
  • Tae-Kyung Kim and
  • Youngsun Han

6 November 2024

The stock markets have become a popular topic within machine learning (ML) communities, with one particular application being stock price prediction. However, accurately predicting the stock market is a challenging task due to the various factors wit...

  • Article
  • Open Access
11 Citations
8,572 Views
18 Pages

15 May 2024

The physical roots, interpretation, controversies, and precise meaning of the Landauer principle are surveyed. The Landauer principle is a physical principle defining the lower theoretical limit of energy consumption necessary for computation. It sta...

  • Article
  • Open Access
10 Citations
8,572 Views
13 Pages

Earthquake Nowcasting: Retrospective Testing in Greece

  • Gerasimos Chouliaras,
  • Efthimios S. Skordas and
  • Nicholas V. Sarlis

19 February 2023

Earthquake nowcasting (EN) is a modern method of estimating seismic risk by evaluating the progress of the earthquake (EQ) cycle in fault systems. EN evaluation is based on a new concept of time, termed ’natural time’. EN employs natural...

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Entropy - ISSN 1099-4300