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265 Results Found

  • Article
  • Open Access
18 Citations
8,594 Views
20 Pages

14 February 2019

The airworthiness certification of aerospace cyber-physical systems traditionally relies on the probabilistic safety assessment as a standard engineering methodology to quantify the potential risks associated with faults in system components. This pa...

  • Article
  • Open Access
310 Views
16 Pages

16 November 2025

This work introduces the General Residual Power Series Method (GRPSM) as a unified analytical framework encompassing the conventional Residual Power Series Method (RPSM) and its Laplace-like transform variants. By deriving a universal coefficient for...

  • Article
  • Open Access
6 Citations
5,826 Views
38 Pages

24 June 2020

In the recent past, the number of surveillance cameras placed in the public has increased significantly, and an enormous amount of visual data is produced at an alarming rate. Resultantly, there is a demand for a distributed system for video analytic...

  • Review
  • Open Access
8 Citations
4,932 Views
20 Pages

A Brief Survey of Methods for Analytics over RDF Knowledge Graphs

  • Maria-Evangelia Papadaki,
  • Yannis Tzitzikas and
  • Michalis Mountantonakis

17 January 2023

There are several Knowledge Graphs expressed in RDF (Resource Description Framework) that aggregate/integrate data from various sources for providing unified access services and enabling insightful analytics. We observe this trend in almost every dom...

  • Article
  • Open Access
348 Views
33 Pages

We present a unified framework for modelling the term structure of interest rates using affine term structure models (ATSMs) with jumps and regime switches. The novelty lies in combining affine jump diffusion models with regime switching dynamics wit...

  • Article
  • Open Access
12 Citations
5,495 Views
19 Pages

6 April 2023

We exploit the properties of complex time to obtain an analytical relationship based on considerations of causality between the two Noether-conserved quantities of a system: its Hamiltonian and its entropy production. In natural units, when complexif...

  • Article
  • Open Access

Solvability, Ulam–Hyers Stability, and Kernel Analysis of Multi-Order σ-Hilfer Fractional Systems: A Unified Theoretical Framework

  • Yasir A. Madani,
  • Mohammed Almalahi,
  • Osman Osman,
  • Ahmed M. I. Adam,
  • Haroun D. S. Adam,
  • Ashraf A. Qurtam and
  • Khaled Aldwoah
Fractal Fract.2026, 10(1), 21;https://doi.org/10.3390/fractalfract10010021 
(registering DOI)

29 December 2025

This paper establishes a rigorous analytical framework for a nonlinear multi-order fractional differential system governed by the generalized σ-Hilfer operator in weighted Banach spaces. In contrast to existing studies that often treat specific...

  • Article
  • Open Access
4 Citations
5,221 Views
19 Pages

15 June 2021

Payment for Ecosystem Services (PES) systems are gaining attention worldwide. These systems are an increasingly used incentive structure for conservation, presenting a significant opportunity for science to impact and shape commerce. However, PES sys...

  • Communication
  • Open Access
1,024 Views
5 Pages

We present an analytic continuation of the central charge c in two-dimensional conformal field theory (2D CFT), modeled as a Nevanlinna function—an analytic map from the upper half-plane to itself. Motivated by the structure of vacuum energies...

  • Article
  • Open Access
1 Citations
4,629 Views
26 Pages

A Systematic Approach to Evaluate the Use of Chatbots in Educational Contexts: Learning Gains, Engagements and Perceptions

  • Wei Qiu,
  • Chit Lin Su,
  • Nurabidah Binti Jamil,
  • Maung Thway,
  • Samuel Soo Hwee Ng,
  • Lei Zhang,
  • Fun Siong Lim and
  • Joel Weijia Lai

As generative artificial intelligence (GenAI) chatbots gain traction in educational settings, a growing number of studies explore their potential for personalized, scalable learning. However, methodological fragmentation has limited the comparability...

  • Review
  • Open Access
4 Citations
3,853 Views
33 Pages

28 March 2025

Management frameworks (MFs) and management system standards (MSSs) are essential tools for improving organisational management practises. They inherently include a range of fundamental building blocks that facilitate the creation of structured manage...

  • Article
  • Open Access
431 Views
15 Pages

Whittaker-Type Differential Equation: A Solution via Integral Functions

  • M. S. Abu Zaytoon,
  • Hannah Al Ali and
  • M. H. Hamdan

In this study, we consider and analyze an inhomogeneous Whittaker-type differential equation of the form d2y(x)dx2+1xdy(x)dx−α2x2−β2y(x)=g(x), where α and β are given parameters. We investigate the analytical structu...

  • Article
  • Open Access
1 Citations
562 Views
16 Pages

13 April 2025

This paper establishes explicit inversion formulae for the Widder–Lambert transform and the Stieltjes–Poisson transform, extending their applicability to function spaces and compactly supported distributions. Utilizing a generalized Lambe...

  • Article
  • Open Access
122 Views
19 Pages

18 December 2025

This study presents an artificial intelligence-based predictive framework as an efficient alternative to conventional analytical procedures for evaluating elastic–plastic thermal stresses in long functionally graded solid cylinders (FGSCs) subj...

  • Proceeding Paper
  • Open Access
9 Citations
4,908 Views
8 Pages

Which Simulator to Choose for Next Generation Wireless Network Simulations? NS-3 or OMNeT++

  • Sohaib Manzoor,
  • Mahak Manzoor,
  • Hira Manzoor,
  • Durr E Adan and
  • Muhammad Akbar Kayani

28 September 2023

A common medium access control (MAC) protocol used in Wi-Fi networks is the distributed coordination function (DCF). In the past few decades, a number of network simulators have been developed to validate their analytical models for DCF and other MAC...

  • Review
  • Open Access
Energies2026, 19(1), 222;https://doi.org/10.3390/en19010222 
(registering DOI)

31 December 2025

The global transition toward electrification has accelerated the need for high-performance, sustainable electric machine designs. Emerging manufacturing techniques, particularly additive manufacturing, have enabled the development of complex and unco...

  • Article
  • Open Access
35 Citations
12,917 Views
21 Pages

30 June 2015

Nowadays, many enterprises choose to outsource its non-core business to other enterprises to reduce cost and increase the efficiency. Many enterprises choose to outsource their supply chain management (SCM) and leave it to a third-party organization...

  • Review
  • Open Access
40 Citations
8,707 Views
17 Pages

Progress and Prospects for Tourism Footprint Research

  • Shuxin Wang,
  • Yiyuan Hu,
  • Hong He and
  • Genxu Wang

15 October 2017

The tourism footprint family comprises the tourism ecological footprint (TEF), the tourism carbon footprint (TCF) and the tourism water footprint (TWF). The tourism footprint represents an important tool for quantitatively assessing the impact of tou...

  • Article
  • Open Access
2,175 Views
30 Pages

28 February 2023

Similar to many energy projects, the evaluation of investments in natural gas projects is influenced by technical and economic uncertainties. These uncertainties include natural resource characteristics, production, decline laws, prices, taxes, bench...

  • Article
  • Open Access
269 Views
18 Pages

18 December 2025

In lithium-ion battery electrodes, repeated lithium insertion and extraction generate compositional gradients and volumetric changes that produce evolving stress fields and eigenstrains, accelerating mechanical degradation. While existing diffusion-i...

  • Article
  • Open Access
321 Views
18 Pages

27 October 2025

This paper studies a generalized class of linear operators acting on spaces of analytic functions, defined by Pnψ,φ(f)(z)=∑j=0nψj(z)f(j)(φ(z)), where ψ={ψ0,ψ1,…,ψn}⊂H(D) and φ∈S(D). This formula...

  • Article
  • Open Access
343 Views
22 Pages

25 November 2025

Neuronal firing behaviors are fundamental to brain information processing, and their abnormalities are closely associated with neurological disorders. This study conducts a comprehensive bifurcation and firing-behavior analysis of an improved Tabu Le...

  • Article
  • Open Access
447 Views
26 Pages

Digital Innovation Through Behavioural Analytics: Evidence from Acquisition Channels and Engagement in Global Cruise Firms

  • Dimitrios P. Reklitis,
  • Nikolaos T. Giannakopoulos,
  • Marina C. Terzi,
  • Damianos P. Sakas,
  • Stylianos K. Tountas,
  • Nikos Kanellos and
  • Panagiotis Reklitis

20 November 2025

Digital transformation has reshaped how cruise firms acquire, engage and retain customers. However, existing research rarely integrates these behavioural dimensions within a unified analytical framework. This study applies a hybrid regression–F...

  • Feature Paper
  • Article
  • Open Access
779 Views
23 Pages

4 September 2025

This paper explores a class of analytic functions defined in the open unit disk by means of a symmetric q-differential operator. In the first part, we derive sufficient conditions for functions to belong to a subclass associated with this operator, u...

  • Article
  • Open Access
18 Citations
6,248 Views
24 Pages

Toward Business Integrity Modeling and Analysis Framework for Risk Measurement and Analysis

  • Victor Chang,
  • Raul Valverde,
  • Muthu Ramachandran and
  • Chung-Sheng Li

30 April 2020

Financialization has contributed to economic growth but has caused scandals, misselling, rogue trading, tax evasion, and market speculation. To a certain extent, it has also created problems in social and economic instability. It is an important aspe...

  • Article
  • Open Access
3 Citations
2,681 Views
23 Pages

5 February 2023

Hydraulic fracturing is a complex nonlinear hydro-mechanical coupled process. Accurate numerical simulation is of great significance for reducing fracturing costs and improving reservoir development benefits. The aim of this paper is to propose an ef...

  • Brief Report
  • Open Access
4 Citations
1,666 Views
7 Pages

A Synthetic Framework to Match Concepts and Approaches When Managing Anthropogenic Threats

  • Corrado Battisti,
  • Anna Testi,
  • Giuliano Fanelli,
  • Milvia Rastrelli,
  • Pietro Giovacchini and
  • Letizia Marsili

Anthropogenic threats impacting ecological targets should be mitigated and solved using fast and schematic tools useful in conservation strategies. Herein, we suggest a mixed and quick approach implementing coarse-grained (and expert-based) threat an...

  • Article
  • Open Access
85 Citations
10,767 Views
18 Pages

Disasters are catalysts for change: they are increasingly recognized as offering opportunities to direct and navigate change towards aspired outcomes, such as sustainable development goals. However, we know little about how to leverage the opportunit...

  • Feature Paper
  • Article
  • Open Access
767 Views
18 Pages

25 August 2025

This work addresses a significant gap in the existing literature by developing integral representation formulas for extended quaternion-valued functions within the framework of Clifford analysis. While classical Cauchy-type and Borel–Pompeiu fo...

  • Feature Paper
  • Article
  • Open Access
1 Citations
716 Views
20 Pages

7 September 2025

This paper develops a unified analytical framework for implicit fractional differential equations subject to anti-periodic boundary conditions. The study considers two main cases: fractional derivatives of order α∈(0,1) and α∈(1...

  • Article
  • Open Access
1 Citations
821 Views
19 Pages

Differential and Integral Equations Involving Multivariate Special Polynomials with Applications in Computer Modeling

  • Mohra Zayed,
  • Taghreed Alqurashi,
  • Shahid Ahmad Wani,
  • Dixon Salcedo and
  • Mohammad Esmael Samei

This work introduces a new family of multivariate hybrid special polynomials, motivated by their growing relevance in mathematical modeling, physics, and engineering. We explore their core properties, including recurrence relations and shift operator...

  • Article
  • Open Access
665 Views
11 Pages

A Banach Space Leap: Contraction Mapping Solutions for Stochastic Delay Systems

  • Fatin Nabila Abd Latiff,
  • Dawn A. Stoner,
  • Kah Lun Wang and
  • Kok Bin Wong

17 September 2025

We investigate the solvability and stability properties of a class of nonlinear stochastic delay differential equations (SDDEs) driven by Wiener noise and incorporating discrete time delays. The equations are formulated within a Banach space of conti...

  • Article
  • Open Access
915 Views
21 Pages

22 October 2025

The increasing demand for multi-ingredient dietary supplements (MIDS), driven by diverse consumer health needs, has introduced analytical challenges in product testing and quality control. These challenges stem from complex ingredient interactions, f...

  • Review
  • Open Access
1,238 Views
26 Pages

From Different Systems to a Single Common Model: A Review of Dynamical Systems Leading to Lorenz Equations

  • Juan Carlos Chimal-Eguía,
  • Florencio Guzmán-Aguilar,
  • Víctor Manuel Silva-García,
  • Héctor Báez-Medina and
  • Manuel Alejandro Cardona-López

13 June 2025

This paper presents an analytical exploration of how diverse dynamical systems, arising from different scientific domains, can be reformulated (under specific approximations and assumptions) into a common set of equations formally equivalent to the L...

  • Article
  • Open Access
2,428 Views
25 Pages

24 April 2023

The load and resistance factor design (LRFD) method is normally used to design B-regions of reinforced concrete (RC) flexural members. The design includes many checks corresponding to different limit states. The LRFD method requires many loop calcula...

  • Article
  • Open Access
74 Views
25 Pages

29 December 2025

Literature on digital collaboration often focuses on individual aspects, but rarely combines them into a unified, practical and sustainability-friendly management tool. The paper fills this critical gap by presenting a comprehensive framework for enh...

  • Article
  • Open Access
1,114 Views
21 Pages

In the present paper, a modified Fourier series approach is developed for new precise flexural analysis of three different types of concrete plates in a rectangular sewage tank. The bending problems of the bottom plate, side-plate, and the fluid-guid...

  • Article
  • Open Access
725 Views
25 Pages

10 November 2025

This paper presents a unified framework for constructing two-branched fuzzy implications and families of copulas based on the same composition principles involving monotone and convex functions. The proposed methodology yields operators with a genuin...

  • Feature Paper
  • Article
  • Open Access
1,104 Views
33 Pages

26 June 2025

The squared Bessel process plays a central role in stochastic analysis, with broad applications in mathematical finance, physics, and probability theory. While explicit expressions for its transition probability density function (TPDF) under constant...

  • Article
  • Open Access
2 Citations
2,035 Views
12 Pages

6 December 2022

With the increase in the complexity of communication systems, order statistics have become increasingly significant in performance evaluation, especially for advanced diversity techniques over fading channels. However, existing analytical approaches...

  • Article
  • Open Access
19 Citations
6,801 Views
20 Pages

The facility safety is a highly important issue in educational institutions and public facilities, where the safety and health of the occupants (students, educational and public service staff) is a high-order priority. The research hypothesizes that...

  • Feature Paper
  • Article
  • Open Access
85 Views
31 Pages

25 December 2025

This study formulates predictive maintenance of complex technical systems as a constrained multi-layer probabilistic optimization problem that unifies four interdependent analytical paradigms. The mathematical framework integrates: (i) Weibull reliab...

  • Article
  • Open Access
3,103 Views
13 Pages

15 July 2025

We present novel proofs of the Riemann hypothesis by extending the standard complex Riemann zeta function into a quaternionic algebraic framework. Utilizing λ-regularization, we construct a symmetrized form that ensures analytic continuation a...

  • Article
  • Open Access
291 Views
18 Pages

On a New Extension of the t-Transformation of Probability Measures

  • Abdulmajeed Albarrak,
  • Raouf Fakhfakh and
  • Ghadah Alomani

17 December 2025

This paper establishes a comprehensive analytical framework for a new transformation of probability measures, denoted by T(a,t), which unifies the classical t- and Ta-transformations in free probability. We derive the functional equation characterizi...

  • Article
  • Open Access
521 Views
24 Pages

30 October 2025

Optimizing the siting and servicing of urban facilities is a core operations research problem that must reconcile heterogeneous demand, spatial constraints, and network-realistic travel. We present GD-ARISE, a GIS-integrated and data analytics pipeli...

  • Review
  • Open Access
14 Citations
9,594 Views
34 Pages

Modeling Self-Assembly Across Scales: The Unifying Perspective of Smart Minimal Particles

  • Massimo Mastrangeli,
  • Grégory Mermoud and
  • Alcherio Martinoli

31 March 2011

A wealth of current research in microengineering aims at fabricating devices of increasing complexity, notably by (self-)assembling elementary components into heterogeneous functional systems. At the same time, a large body of robotic research called...

  • Article
  • Open Access
1,686 Views
25 Pages

4 May 2025

We develop a unified analytical framework that systematically connects kinetic theory, optimal transport, and entropy dissipation through the novel integration of hypocoercivity methods with geometric structures. Building upon but distinctly extendin...

  • Article
  • Open Access
3 Citations
3,360 Views
22 Pages

Measures of similarity or differences between data objects are applied frequently in geography, biology, computer science, linguistics, logic, business analytics, and statistics, among other fields. This work focuses on event sequence similarity amon...

  • Article
  • Open Access
9 Citations
2,008 Views
22 Pages

27 November 2024

The exponential growth of digital news sources presents a critical challenge in efficiently processing and analyzing vast datasets to derive actionable insights. This paper introduces a GPT-based news analytics system that addresses this issue using...

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