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208 Results Found

  • Article
  • Open Access

Digital Product Passports (DPPs) must preserve reliable component histories across repair, removal, and reuse, even when lifecycle updates are concurrent or reported retrospectively. This paper proposes an integrated model combining permanent identif...

  • Article
  • Open Access
12 Citations
3,564 Views
27 Pages

Causal Structure in Spin Foams

  • Eugenio Bianchi and
  • Pierre Martin-Dussaud

14 April 2024

The metric field of general relativity is almost fully determined by its causal structure. Yet, in spin foam models of quantum gravity, the role played by the causal structure is still largely unexplored. The goal of this paper is to clarify how caus...

(This article belongs to the Special Issue Loop Quantum Gravity: A Themed Issue in Honor of Prof. Abhay Ashtekar)
  • Article
  • Open Access
24 Citations
7,041 Views
14 Pages

A Causal Analysis of Life Expectancy at Birth. Evidence from Spain

  • Pedro Antonio Martín Cervantes,
  • Nuria Rueda López and
  • Salvador Cruz Rambaud

Background: From a causal point of view, there exists a set of socioeconomic indicators concerning life expectancy. The objective of this paper is to determine the indicators which exhibit a relation of causality with life expectancy at birth. Method...

(This article belongs to the Special Issue Mathematical and Statistical Models in Environmental Research and Public Health with Applications)
  • Article
  • Open Access
12 Citations
4,547 Views
17 Pages

Causality Detection Methods Applied to the Investigation of Malaria Epidemics

  • Teddy Craciunescu,
  • Andrea Murari and
  • Michela Gelfusa

11 August 2019

Malaria, a disease with major health and socio-economic impacts, is driven by multiple factors, including a complex interaction with various climatic variables. In this paper, five methods developed for inferring causal relations between dynamic proc...

(This article belongs to the Section Multidisciplinary Applications)
  • Article
  • Open Access
1 Citations
5,719 Views
8 Pages

20 June 2018

We review an argument that bipartite “PR-box” correlations, though designed to respect relativistic causality, in fact violate relativistic causality in the classical limit. As a test of this argument, we consider Greenberger–Horne&...

(This article belongs to the Special Issue Quantum Nonlocality)
  • Communication
  • Open Access
2,559 Views
8 Pages

We introduce a qubit-based version of the quantum switch, consisting of a variation of the Fermi problem. Two qubits start in a superposition state in which one qubit is excited and the other is in the ground state. However, it is not defined which i...

(This article belongs to the Section Foundations of Quantum Mechanics and Quantum Gravity)
  • Article
  • Open Access
1 Citations
6,554 Views
9 Pages

Causal Analysis of Databases Concerning Electromagnetism and Health

  • Kristian Alonso-Stenberg,
  • Miguel Lloret-Climent and
  • Josué Antonio Nescolarde-Selva

9 December 2016

In this article, we conducted a causal analysis of a system extracted from a database of current data in the telecommunications domain, namely the Eurobarometer 73.3 database arose from a survey of 26,602 citizens EU on the potential health effects t...

  • Article
  • Open Access
9 Citations
3,803 Views
19 Pages

14 September 2023

This study examined the impact of university students’ perceptions of food insecurity on psychological well-being, self-efficacy, and life satisfaction and observed that the students’ gender plays a moderating role in this causal relation...

(This article belongs to the Section Food Security and Sustainability)
  • Article
  • Open Access
11 Citations
6,847 Views
18 Pages

Causal Geometry

  • Pavel Chvykov and
  • Erik Hoel

26 December 2020

Information geometry has offered a way to formally study the efficacy of scientific models by quantifying the impact of model parameters on the predicted effects. However, there has been little formal investigation of causation in this framework, des...

(This article belongs to the Collection Feature Papers in Information Theory)
  • Article
  • Open Access
6 Citations
2,381 Views
37 Pages

Analytical Methods for Causality Evaluation of Photonic Materials

  • Tomasz P. Stefański,
  • Jacek Gulgowski and
  • Kosmas L. Tsakmakidis

18 February 2022

We comprehensively review several general methods and analytical tools used for causality evaluation of photonic materials. Our objective is to call to mind and then formulate, on a mathematically rigorous basis, a set of theorems which can answer th...

(This article belongs to the Section Optical and Photonic Materials)
  • Article
  • Open Access
56 Citations
11,905 Views
16 Pages

Taking Turkey’s experience as a case study, this study provides further insights into the evaluation of time-varying Granger-causal relationships in the trade openness and economic performance nexus. We reinvestigated the Granger-causal relatio...

(This article belongs to the Special Issue International Trade and Its Intersection with Development, Labor, and Public Economics)
  • Article
  • Open Access
10 Citations
5,471 Views
23 Pages

28 July 2020

Mental causation is vitally important to the integrated information theory (IIT), which says consciousness exists since it is causally efficacious. While it might not be directly apparent, metaphysical commitments have consequential entailments conce...

(This article belongs to the Special Issue Integrated Information Theory and Consciousness)
  • Article
  • Open Access
4 Citations
4,446 Views
28 Pages

Promoting Complex Problem Solving by Introducing Schema-Governed Categories of Key Causal Models

  • Franziska Kessler,
  • Antje Proske,
  • Leon Urbas,
  • Micah Goldwater and ,
  • Florian Krieger,
  • Samuel Greiff and
  • Susanne Narciss
  • + 2 authors+ 0 author

23 August 2023

The ability to recognize key causal models across situations is associated with expertise. The acquisition of schema-governed category knowledge of key causal models may underlie this ability. In an experimental study (n = 183), we investigated the e...

  • Feature Paper
  • Article
  • Open Access
3 Citations
4,957 Views
18 Pages

8 March 2022

The Granger causality test is essential for detecting lead–lag relationships between time series. Traditionally, one uses a linear version of the test, essentially based on a linear time series regression, itself being based on autocorrelations...

(This article belongs to the Special Issue Granger Causality and Transfer Entropy for Financial Networks)
  • Article
  • Open Access
2,790 Views
8 Pages

Causality Is an Effect, II

  • Lawrence S. Schulman

28 May 2021

Causality follows the thermodynamic arrow of time, where the latter is defined by the direction of entropy increase. After a brief review of an earlier version of this article, rooted in classical mechanics, we give a quantum generalization of the re...

(This article belongs to the Special Issue Quantum Theory and Causation)
  • Article
  • Open Access
5 Citations
2,160 Views
14 Pages

16 July 2024

In this study, we used a recently developed causal methodology, called Probabilistic Easy Variational Causal Effect (PEACE), to distinguish gliosarcoma (GSM) from glioblastoma (GBM). Our approach uses a causal metric which combines Probabilistic Easy...

(This article belongs to the Section Medical Research)
  • Article
  • Open Access
5 Citations
2,932 Views
14 Pages

Intelligent Agents and Causal Inference: Enhancing Decision-Making through Causal Reasoning

  • Jairo Iván Vélez Bedoya,
  • Manuel González Bedia and
  • Luis Fernando Castillo Ossa

30 April 2024

This study examines the incorporation of causal inference methods into intelligent entities and examines the benefits of utilizing causal reasoning to improve decision-making procedures. This study entails conducting an experimental evaluation within...

(This article belongs to the Section Computing and Artificial Intelligence)
  • Article
  • Open Access
23 Citations
6,757 Views
17 Pages

The Causal Association between Alcohol, Smoking, Coffee Consumption, and the Risk of Arthritis: A Meta-Analysis of Mendelian Randomization Studies

  • Junxiang Wang,
  • Binfei Zhang,
  • Leixuan Peng,
  • Jiachen Wang and ,
  • Ke Xu and
  • Peng Xu
  • + 1 author+ 0 author

4 December 2023

Objective: To evaluate the genetic causality between alcohol intake, smoking, coffee consumption, and arthritis. Methods: Mendelian randomization (MR) studies with alcohol, smoking, and coffee consumption behaviors as exposures, and osteoarthritis (O...

(This article belongs to the Section Nutrigenetics and Nutrigenomics)
  • Article
  • Open Access
1 Citations
2,676 Views
28 Pages

4 December 2024

In certain established approaches to quantum gravity, such as causal set theory and causal dynamical triangulations, discrete spacetime structure is taken to be a primary feature, not a secondary effect of “quantizing” a pre-existing clas...

(This article belongs to the Special Issue Symmetries in Gravity Research: Classical and Quantum)
  • Feature Paper
  • Article
  • Open Access
17 Citations
6,929 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)
  • Review
  • Open Access
37 Citations
6,753 Views
14 Pages

Causality assessment in liver injury induced by drugs and herbs remains a debated issue, requiring innovation and thorough understanding based on detailed information. Artificial intelligence (AI) principles recommend the use of algorithms for solvin...

(This article belongs to the Section Machine Learning and Artificial Intelligence in Diagnostics)
  • Article
  • Open Access
1 Citations
6,343 Views
25 Pages

11 October 2024

This paper proposes causal economic machine learning (CEML) as a research agenda that utilizes causal machine learning (CML), built on causal economics (CE) decision theory. Causal economics is better suited for use in machine learning optimization t...

(This article belongs to the Section AI Systems: Theory and Applications)
  • Article
  • Open Access
28 Citations
13,961 Views
19 Pages

Assessing News Contagion in Finance

  • Paola Cerchiello and
  • Giancarlo Nicola

The analysis of news in the financial context has gained a prominent interest in the last years. This is because of the possible predictive power of such content especially in terms of associated sentiment/mood. In this paper, we focus on a specific...

  • Article
  • Open Access
4 Citations
5,331 Views
9 Pages

Do White Holes Exist?

  • Enrique Gaztanaga

19 April 2023

In a paper published in 1939, Albert Einstein argued that Black Holes (BHs) did not exist “in the real world”. However, recent astronomical observations indicate otherwise. Does this mean that we should also expect White Holes (WHs) to ex...

(This article belongs to the Special Issue Universe: Feature Papers 2023—Cosmology)
  • Article
  • Open Access
9 Citations
3,207 Views
15 Pages

12 August 2021

Using directed transfer function (DTF) and partial directed coherence (PDC) in the information version, this paper extends the theoretical framework to incorporate the instantaneous Granger causality (iGC) frequency domain description into a single u...

(This article belongs to the Section Information Theory, Probability and Statistics)
  • Article
  • Open Access
10 Citations
3,157 Views
13 Pages

28 September 2019

We propose a causal heat conduction model based on a heat kernel violating the fading memory paradigm. The resulting transport equation produces an equation for the temperature. The model is applied to the discussion of two important issues such as t...

(This article belongs to the Special Issue Entropy Generation and Heat Transfer II)
  • Review
  • Open Access
63 Citations
6,439 Views
27 Pages

14 August 2020

Dynamical black-hole scenarios have been developed in loop quantum gravity in various ways, combining results from mini and midisuperspace models. In the past, the underlying geometry of space-time has often been expressed in terms of line elements w...

(This article belongs to the Special Issue Universe: 5th Anniversary)
  • Article
  • Open Access
66 Citations
10,058 Views
17 Pages

16 April 2016

This paper investigates the long-term and causal relationship between energy intensity, real GDP per capita, urbanization and industrialization in Saudi Arabia over the period 1971–2012 using the breakpoint unit root tests developed by Perron (1989)...

(This article belongs to the Section Sustainable Urban and Rural Development)
  • Review
  • Open Access
12 Citations
8,542 Views
37 Pages

19 August 2023

Drugs are prescribed worldwide to treat diseases but with the risk of idiosyncratic drug-induced liver injury (iDILI). The most important difficulty is how best to establish causality. Based on strong evidence and principles of artificial intelligenc...

  • Article
  • Open Access
14 Citations
5,915 Views
20 Pages

11 December 2016

Abstract: Real-time anomaly detection has received wide attention in remote sensing image processing because many moving targets must be detected on a timely basis. A widely-used anomaly detection algorithm is the Reed-Xiaoli (RX) algorithm that was...

  • Feature Paper
  • Article
  • Open Access
4 Citations
2,901 Views
15 Pages

14 October 2025

Causal discovery in time series data presents a significant computational challenge. Standard algorithms are often prohibitively expensive for datasets with many variables or samples. This study introduces and validates a heuristic approximation of t...

(This article belongs to the Special Issue Advances in High-Speed Computing and Parallel Algorithm)
  • Article
  • Open Access
3,134 Views
13 Pages

29 June 2023

The Greenberger-Horne-Zeilinger version of the Einstein-Podolsky-Rosen (EPR) paradox is widely regarded as a conclusive logical argument that rules out the possibility of reproducing the predictions of Quantum Mechanics within the framework of any ph...

(This article belongs to the Special Issue Quantum Mechanics: Concepts, Symmetries, and Recent Developments)
  • Systematic Review
  • Open Access
2 Citations
3,835 Views
31 Pages

11 November 2024

Background/Objectives: Directed acyclic graphs (DAGs) inform the epidemiologic statistical modeling confounders to determine close to true causal relationships in a study context. They inform the inclusion of the predictive model variables that affec...

  • Article
  • Open Access
20 Citations
5,326 Views
13 Pages

Synergistic Information Transfer in the Global System of Financial Markets

  • Tomas Scagliarini,
  • Luca Faes,
  • Daniele Marinazzo,
  • Sebastiano Stramaglia and
  • Rosario N. Mantegna

8 September 2020

Uncovering dynamic information flow between stock market indices has been the topic of several studies which exploited the notion of transfer entropy or Granger causality, its linear version. The output of the transfer entropy approach is a directed...

(This article belongs to the Section Multidisciplinary Applications)
  • Article
  • Open Access
15 Citations
6,532 Views
24 Pages

Complexity of Simple, Switched and Skipped Chaotic Maps in Finite Precision

  • Maximiliano Antonelli,
  • Luciana De Micco,
  • Hilda Larrondo and
  • Osvaldo Anibal Rosso

20 February 2018

In this paper we investigate the degradation of the statistic properties of chaotic maps as consequence of their implementation in a digital media such as Digital Signal Processors (DSP), Field Programmable Gate Arrays (FPGA) or Application-Specific...

(This article belongs to the Special Issue Permutation Entropy & Its Interdisciplinary Applications)
  • Article
  • Open Access
2 Citations
2,981 Views
25 Pages

Pathway to a Sustainable Energy Economy: Determinants of Electricity Infrastructure in Nigeria

  • Mosab I. Tabash,
  • Ezekiel Oseni,
  • Adel Ahmed,
  • Yasmeen Elsantil and ,
  • Linda Nalini Daniel and
  • Adedoyin Isola Lawal
  • + 1 author+ 0 author

2 April 2024

This study examines the link between energy (using electricity generation as a proxy) and sustainable economic growth alongside the mediating role of salient socio-political factors, such as education, life expectancy, government effectiveness, and g...

(This article belongs to the Section Economic and Business Aspects of Sustainability)
  • Article
  • Open Access
4 Citations
3,513 Views
20 Pages

22 February 2022

In this paper, we employ reanalysis data to systematically investigate the development of the Indian Ocean dipole (IOD), thereby distinguishing the SST–wind causal relationship during IOD development. The results indicate that the variations in...

(This article belongs to the Topic Climate Change and Environmental Sustainability)
  • Feature Paper
  • Article
  • Open Access
13 Citations
4,896 Views
25 Pages

Kernel-Based Independence Tests for Causal Structure Learning on Functional Data

  • Felix Laumann,
  • Julius von Kügelgen,
  • Junhyung Park,
  • Bernhard Schölkopf and
  • Mauricio Barahona

28 November 2023

Measurements of systems taken along a continuous functional dimension, such as time or space, are ubiquitous in many fields, from the physical and biological sciences to economics and engineering. Such measurements can be viewed as realisations of an...

(This article belongs to the Special Issue Causality and Complex Systems)
  • Article
  • Open Access
425 Views
14 Pages

Quality of Chronic Care Statistically Mediates the Association Between eHealth Literacy and Self-Management Among Adults with Diabetes in a Shared Care Model

  • Jinmei Su,
  • Jing Cui,
  • Xia Wang,
  • Zhitian Cao and ,
  • Mengchi Li,
  • Ying Pang,
  • Wei Cui,
  • Wenhui Jiang and
  • Ting Huang
  • + 4 authors+ 0 author

1 September 2026

Background/Objectives: As a lifelong chronic condition, diabetes requires self-management, which plays an essential role in slowing disease progression and improving treatment outcomes. This research aimed to investigate whether the quality of chroni...

  • Review
  • Open Access
246 Views
16 Pages

Directed Acyclic Graphs for Causal Modeling of Musical Interventions in High-Tropical Grazing Dairy Cattle: A Causal Framework Review

  • Patricia Betancourth-Chaves,
  • John Jairo Montoya-Zuluaga,
  • Berardo de Jesús Rodríguez,
  • José Eduardo Escobar-Riomalo and
  • Darío Antonio Vallejo-Timarán

2 October 2026

Musical exposure in dairy cattle has been associated with potential effects on milk production, behavior, and physiological regulation; however, available evidence remains heterogeneous and potentially affected by biological and environmental confoun...

(This article belongs to the Special Issue Animal Welfare and Healthy Farming: Advances, Challenges, and Future Perspectives)
  • Article
  • Open Access
3 Citations
4,605 Views
24 Pages

Machine Learning and Generative AI in Administrative Processes in Peru: Administrative Efficiency in the National Public Sector

  • Miluska Odely Rodriguez Saavedra,
  • Juliana Mery Bautista Lopez,
  • Wilian Quispe Nina,
  • Antonio Víctor Morales Gonzales and ,
  • Iván Cuentas Galindo,
  • Luis Miguel Campos Ascuña,
  • Anthony Stefano Saenz Colana,
  • Robinson Bernardino Almanza Cabe,
  • Paola Gabriela Lujan Tito and
  • Sharon Veronika Liendo Teran
  • + 5 authors+ 0 author

Public organizations in Peru have committed substantial resources to artificial intelligence over recent years, yet evidence on whether these investments produce measurable returns has remained scarce. This study evaluated the causal impact of AI ado...

  • Article
  • Open Access
25 Citations
11,315 Views
8 Pages

Sitting Time and Body Mass Index, in a Portuguese Sample of Men: Results from the Azorean Physical Activity and Health Study (APAHS)

  • Rute Santos,
  • Luísa Soares-Miranda,
  • Susana Vale,
  • Carla Moreira and ,
  • Ana I. Marques and
  • Jorge Mota
  • + 1 author+ 0 author

The aim of this study was to verify the relation between body mass index (BMI) and sitting time in a sample of 4,091 Azorean men. BMI was calculated from self-reported weight and height. Total physical activity (PA) time and total sitting time were a...

(This article belongs to the Special Issue Obesity and Public Health)
  • Article
  • Open Access
16 Citations
9,294 Views
17 Pages

11 August 2009

Statistical complexity is a measure of complexity of discrete-time stationary stochastic processes, which has many applications. We investigate its more abstract properties as a non-linear function of the space of processes and show its close relatio...

  • Article
  • Open Access
559 Views
34 Pages

Research on the Effect of the Activation Functions in the Hidden Layer and Features in NARX Models to Improve the Photovoltaic Power Generation Forecasting

  • Eduardo Rangel-Heras,
  • Beatriz A. Rivera-Aguilar,
  • Itzel Aranguren,
  • Erasmo Correa-Gómez and ,
  • Oscar D. Sanchez and
  • Víctor E. Moreno
  • + 1 author+ 0 author

17 June 2026

Photovoltaic power forecasting is important because solar generation varies with weather conditions. Accurate forecasts help improve grid operation, reduce costs, enhance system stability, and support battery management. This paper presents a hybrid...

(This article belongs to the Special Issue AI and Data-Driven Approaches for Distributed Energy Resource Control)
  • Article
  • Open Access
39 Citations
16,053 Views
13 Pages

2 January 2023

The present research study examines the influence of perceived corporate social responsibility (CSR) on consumer brand loyalty in the banking industry. The present research also examines the indirect relationship between CSR and brand loyalty via bra...

(This article belongs to the Special Issue Social Marketing Approaches for Sustainable Development Goal)
  • Article
  • Open Access
6 Citations
5,073 Views
14 Pages

26 September 2021

The primary objective of this study is to examine the role of push and pull factors in determining consumer trip satisfaction and loyalty to agricultural fairs. We use a modified version of Yoon and Uysal’s causal model, initially proposed to evaluat...

(This article belongs to the Section Agricultural Product Quality and Safety)
  • Article
  • Open Access
66 Citations
7,180 Views
20 Pages

1 April 2015

Anomaly detection has received considerable interest for hyperspectral data exploitation due to its high spectral resolution. A well-known algorithm for hyperspectral anomaly detection is the RX detector. A number of variations have been studied sinc...

  • Article
  • Open Access
12 Citations
17,329 Views
41 Pages

15 July 2024

This paper explores enduring influences on life satisfaction using empirical analysis of World Values Survey (WVS) data (four versions of the most comprehensive dataset, namely 1.6, 2.0, 3.0 and 4.0). Five significant values emerged—financial s...

(This article belongs to the Special Issue Healthy Lifestyle: The Relevance of Health Promotion for Society)
  • Review
  • Open Access
4 Citations
2,406 Views
27 Pages

30 September 2025

Drug-induced autoimmune hepatitis (DIAIH) is a rare and complex disorder caused by drugs that are commonly metabolized by hepatic microsomal cytochrome P450 (CYP) pathways. Whereas DIAIH presents generally with a single clinical flare, in rare cases...

(This article belongs to the Section Molecular Endocrinology and Metabolism)
  • Article
  • Open Access
1,841 Views
26 Pages

30 July 2025

This article utilises Max-Neef’s Human Scale Development (HSD) framework (1991) to answer two research questions: what impact does government and community-based social protection (SP) have on UK asylum-seeker wellbeing; how are interactions wi...

(This article belongs to the Section International Migration)

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