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Mathematics, Volume 12, Issue 16

2024 August-2 - 170 articles

Cover Story: Padé approximations are approximations of holomorphic functions by rational functions. The application of Padé approximations to Diophantine approximations has a long history dating back to Hermite. In this paper, we use the Maier–Chudnovsky construction of Padé-type approximation to study irrationality properties about values of functions with the form in Theorem 1, where b, t, s are positive integers and obtain upper bounds for irrationality measures of their values at nonzero rational points. Important examples includes exponential integral, Gauss error function and Kummer’s confluent hypergeometric functions. View this paper
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Articles (170)

  • Article
  • Open Access
2 Citations
989 Views
11 Pages

Defining and Analyzing New Classes Associated with (λ,γ)-Symmetrical Functions and Quantum Calculus

  • Hanen Louati,
  • Afrah Y. Al-Rezami,
  • Abdulbasit A. Darem and
  • Fuad Alsarari

22 August 2024

In this paper, we introduce new classes of functions defined within the open unit disk by integrating the concepts of (λ,γ)-symmetrical functions, generalized Janowski functions, and quantum calculus. We derive a structural formula and a...

  • Article
  • Open Access
1 Citations
944 Views
18 Pages

22 August 2024

Intersecting disciplines, as an important trend in the development of modern academic research and education, have exerted a profound and positive influence on scientific research activities. Based on control theory and fractional-order theory, this...

  • Article
  • Open Access
1 Citations
1,248 Views
21 Pages

22 August 2024

In this article, we propose a new path-conservative discontinuous Galerkin (DG) method to solve non-conservative hyperbolic partial differential equations (PDEs). In particular, the method here applies the one-stage ADER (Arbitrary DERivatives in spa...

  • Article
  • Open Access
10 Citations
3,706 Views
25 Pages

22 August 2024

The growing interest in solar energy stems from its potential to reduce greenhouse gas emissions. Global horizontal irradiance (GHI) is a crucial determinant of the productivity of solar photovoltaic (PV) systems. Consequently, accurate GHI forecasti...

  • Article
  • Open Access
1 Citations
1,216 Views
13 Pages

22 August 2024

Multiobjective programming refers to a mathematical problem that requires the simultaneous optimization of multiple independent yet interrelated objective functions when solving a problem. It is widely used in various fields, such as engineering desi...

  • Article
  • Open Access
1,601 Views
26 Pages

Quantum Automated Tools for Finding Impossible Differentials

  • Huiqin Xie,
  • Qiqing Xia,
  • Ke Wang,
  • Yanjun Li and
  • Li Yang

22 August 2024

Due to the superiority of quantum computing, traditional cryptography is facing a severe threat. This makes the security evaluation of cryptographic systems in quantum attack models both significant and urgent. For symmetric ciphers, the security ana...

  • Feature Paper
  • Article
  • Open Access
8 Citations
1,569 Views
10 Pages

Approximation of Bivariate Functions by Generalized Wendland Radial Basis Functions

  • Abdelouahed Kouibia,
  • Pedro González,
  • Miguel Pasadas,
  • Bassim Mustafa,
  • Hossain Oulad Yakhlef and
  • Loubna Omri

22 August 2024

In this work, we deal with two approximation problems in a finite-dimensional generalized Wendland space of compactly supported radial basis functions. Namely, we present an interpolation method and a smoothing variational method in this space. Next,...

  • Article
  • Open Access
2 Citations
1,340 Views
16 Pages

22 August 2024

Fixed-point theory, which has been developing since 1922, is widely used. Various contraction principles have been defined in the literature. In this work, we define rational-type contraction and weak Choudhury type contraction using α-series i...

  • Article
  • Open Access
1 Citations
1,058 Views
9 Pages

22 August 2024

In this work, we aim to explore the superconvergence of a modified nonconforming cut finite element method with rectangular meshes for elliptic problems. Boundary conditions are imposed via the Nitsche’s method. The superclose property is prove...

  • Article
  • Open Access
21 Citations
1,915 Views
10 Pages

22 August 2024

Nonlocal nonlinear Schrödinger equations are among the important models of nonlocal integrable systems. This paper aims to present a general formula for arbitrary-order breather solutions to multi-component nonlocal nonlinear Schrödinger eq...

  • Feature Paper
  • Article
  • Open Access
2 Citations
1,427 Views
12 Pages

22 August 2024

In this paper, we define the generalized Bertrand curves of non-light-like framed curves in Lorentz–Minkowski 3-space; their study is essential for understanding many classical and modern physics problems. Here, we consider two non-light-like f...

  • Article
  • Open Access
1 Citations
1,251 Views
15 Pages

22 August 2024

In this study, the energy control and asymptotic stability of the 1D sine-Gordon equation were investigated from the viewpoint of numerical approximation. An order reduction method was employed to transform the closed-loop system into an equivalent s...

  • Article
  • Open Access
10 Citations
4,126 Views
18 Pages

22 August 2024

This paper identifies patterns in total and per capita CO2 emissions among 208 countries considering different emission sources, such as cement, flaring, gas, oil, and coal. This research uses linear and non-linear dimensional reduction techniques, c...

  • Feature Paper
  • Article
  • Open Access
4 Citations
2,876 Views
16 Pages

A Bellman–Ford Algorithm for the Path-Length-Weighted Distance in Graphs

  • Roger Arnau,
  • José M. Calabuig,
  • Luis M. García-Raffi,
  • Enrique A. Sánchez Pérez and
  • Sergi Sanjuan

22 August 2024

Consider a finite directed graph without cycles in which the arrows are weighted by positive weights. We present an algorithm for the computation of a new distance, called path-length-weighted distance, which has proven useful for graph analysis in t...

  • Editorial
  • Open Access
1,269 Views
3 Pages

22 August 2024

Over the past few decades, data science and machine learning have demonstrated tremendous success in many areas of science and engineering, such as large-scale pattern recognition, computer vision, multiagent control, industrial engineering, etc [...]

  • Feature Paper
  • Article
  • Open Access
1,434 Views
23 Pages

21 August 2024

The functional partially linear regression model comprises a functional linear part and a non-parametric part. Testing the linear relationship between the response and the functional predictor is of fundamental importance. In cases where functional d...

  • Article
  • Open Access
4 Citations
2,047 Views
16 Pages

21 August 2024

With the development of edge computing and deep learning, intelligent human behavior recognition has spawned extensive applications in smart worlds. However, current edge computing technology faces performance bottlenecks due to limited computing res...

  • Article
  • Open Access
4 Citations
1,382 Views
16 Pages

21 August 2024

In many machine learning applications, there are many scenarios when performance is not satisfactory by single classifiers. In this case, an ensemble classification is constructed using several weak base learners to achieve satisfactory performance....

  • Article
  • Open Access
2 Citations
1,306 Views
15 Pages

21 August 2024

The United Nations’ sustainable development goals have highlighted the significance of improving supply chain sustainability and ensuring the proper distribution of orders. This study proposes a novel framework involving Z-number, game theory,...

  • Article
  • Open Access
1 Citations
1,598 Views
28 Pages

Convergence Analysis for an Online Data-Driven Feedback Control Algorithm

  • Siming Liang,
  • Hui Sun,
  • Richard Archibald and
  • Feng Bao

21 August 2024

This paper presents convergence analysis of a novel data-driven feedback control algorithm designed for generating online controls based on partial noisy observational data. The algorithm comprises a particle filter-enabled state estimation component...

  • Article
  • Open Access
3 Citations
2,734 Views
28 Pages

Leveraging ChatGPT and Long Short-Term Memory in Recommender Algorithm for Self-Management of Cardiovascular Risk Factors

  • Tatiana V. Afanasieva,
  • Pavel V. Platov,
  • Andrey V. Komolov and
  • Andrey V. Kuzlyakin

21 August 2024

One of the new trends in the development of recommendation algorithms is the dissemination of their capabilities to support the population in managing their health, in particular cardiovascular health. Cardiovascular diseases (CVDs) affect people in...

  • Feature Paper
  • Article
  • Open Access
2 Citations
1,914 Views
20 Pages

Validation of a Multi-Strain HIV Within-Host Model with AIDS Clinical Studies

  • Necibe Tuncer,
  • Kia Ghods,
  • Vivek Sreejithkumar,
  • Adin Garbowit,
  • Mark Zagha and
  • Maia Martcheva

21 August 2024

We used a previously introduced HIV within-host model with sensitive and resistant strains and validated it with two data sets. The first data set is from a clinical study that investigated multi-drug treatments and measured the total CD4+ cell count...

  • Article
  • Open Access
7 Citations
1,572 Views
18 Pages

21 August 2024

Accurately predicting wind speeds is of great significance in various engineering applications, such as the operation of high-speed trains. Machine learning models are effective in this field. However, existing studies generally provide deterministic...

  • Article
  • Open Access
2 Citations
6,684 Views
14 Pages

21 August 2024

(1) Background: This work focuses on improving the efficiency of warehouse operations with the goal of promoting efficiency in the logistics industry and mitigating logistics-related labor shortages. Many factors are involved in warehouse operations,...

  • Article
  • Open Access
1 Citations
1,668 Views
20 Pages

21 August 2024

We survey the literature on the use of Benford’s distribution digit analysis applied to COVID-19 case data reporting. We combine a bibliometric analysis of 32 articles with a survey of their content and findings. In spite of combined efforts fr...

  • Article
  • Open Access
2,844 Views
16 Pages

Weakly Supervised Specular Highlight Removal Using Only Highlight Images

  • Yuanfeng Zheng,
  • Guangwei Hu,
  • Hao Jiang,
  • Hao Wang and
  • Lihua Wu

21 August 2024

Specular highlight removal is a challenging task in the field of image enhancement, while it can significantly improve the quality of image in highlight regions. Recently, deep learning-based methods have been widely adopted in this task, demonstrati...

  • Article
  • Open Access
5 Citations
1,216 Views
11 Pages

21 August 2024

In this paper, we investigate the following chemotaxis–haptotaxis system (1) with nonlinear diffusion and signal production under homogenous Neumann boundary conditions in a bounded domain with smooth boundary. Under suitable conditions on the...

  • Review
  • Open Access
3 Citations
3,873 Views
39 Pages

20 August 2024

Road vehicles and maglev trains have garnered significant attention, with their suspension systems being crucial for safe and stable performance. However, these systems can be compromised by faults such as sensor and actuator failures, posing risks t...

  • Article
  • Open Access
3 Citations
1,973 Views
30 Pages

20 August 2024

Demand fluctuates in actual production. When manufacturers face demand under their maximum capacity, suspension shifts are crucial for cost reduction and on-time delivery. In this case, suspension shifts are needed to minimize idle time and prevent i...

  • Article
  • Open Access
1,707 Views
30 Pages

20 August 2024

Even if the SARS-CoV-2 pandemic recedes, research regarding the effectiveness of government policies to contain the spread of the pandemic remains important. In this study, we analyze the impact of a set of epidemiological factors on the spread of SA...

  • Article
  • Open Access
1 Citations
1,308 Views
22 Pages

20 August 2024

This paper addresses the issue of polynomial iterative learning tracking control (Poly-ILC) for continuous-time linear systems (LTI) operating repetitively. It explores the design of an iterative learning control law by examining the stability along...

  • Article
  • Open Access
1 Citations
1,527 Views
17 Pages

20 August 2024

When aimed at minimizing both the classification error and the number of selected features, feature selection can be treated as a bi-objective optimization problem suitable for solving with multi-objective evolutionary algorithms (MOEAs). However, tr...

  • Article
  • Open Access
983 Views
14 Pages

20 August 2024

Data has attributes, and synchronous changes between data and attributes are the basic characteristics of a type of data: under the condition of supplementing (deleting) some attributes, some data elements are deleted (supplemented) from data. The at...

  • Article
  • Open Access
4 Citations
2,196 Views
17 Pages

20 August 2024

To overcome the limitations of single-type intelligent optimization algorithms prone to becoming stuck in local optima for complex problems, a hybrid intelligent optimization algorithm named SDIQ is proposed. This algorithm combines simulated anneali...

  • Article
  • Open Access
1 Citations
1,537 Views
16 Pages

20 August 2024

The problem of optimal synthesis of a nonlinear system’s control law parameters of satellite attitude control under constraints is considered. The maximum stability degree of a system is considered as an optimality criterion. The reaction wheel...

  • Article
  • Open Access
2 Citations
1,129 Views
16 Pages

20 August 2024

We present a subspace-based polynomial rooting algorithm to estimate the frequency bias (FB) of generalized frequency division multiplexing (GFDM) systems employing null subcarriers and repetitive sub-symbols. The estimation process is classified int...

  • Feature Paper
  • Article
  • Open Access
1 Citations
2,407 Views
30 Pages

Enhanced Structural Design of Prestressed Arched Trusses through Multi-Objective Optimization and Multi-Criteria Decision-Making

  • Andrés Ruiz-Vélez,
  • José García,
  • Gaioz Partskhaladze,
  • Julián Alcalá and
  • Víctor Yepes

20 August 2024

The structural design of prestressed arched trusses presents a complex challenge due to the need to balance multiple conflicting objectives such as structural performance, weight, and constructability. This complexity is further compounded by the int...

  • Article
  • Open Access
2 Citations
1,513 Views
17 Pages

20 August 2024

With the advent of artificial intelligence, ship segmentation has become a critical component in the development of intelligent maritime surveillance systems. However, due to the increasing number of ships and the increasingly complex maritime traffi...

  • Article
  • Open Access
6 Citations
1,477 Views
14 Pages

20 August 2024

The main focus in this manuscript is to find a numerical solution of a dengue fever disease model by using the Fibonacci wavelet method. The operational matrix of integration has been obtained using Fibonacci wavelets. The proposed method is called F...

  • Article
  • Open Access
2 Citations
1,356 Views
17 Pages

20 August 2024

Multisource domain adaptation (MDA) is committed to mining and extracting data concerning target tasks from several source domains. Many recent studies have focused on extracting domain-invariant features to eliminate domain distribution differences....

  • Article
  • Open Access
4 Citations
5,488 Views
18 Pages

Robust Overbooking for No-Shows and Cancellations in Healthcare

  • Feng Xiao,
  • Kin Keung Lai,
  • Chun Kit Lau and
  • Bhagwat Ram

19 August 2024

Any country’s healthcare system is vital for its progress, quality of life, and long-term viability. During the pandemic, many developed countries encountered challenges of differing degrees in the administration of their healthcare systems. Th...

  • Article
  • Open Access
3 Citations
2,070 Views
18 Pages

SMPTC3: Secure Multi-Party Protocol Based Trusted Cross-Chain Contracts

  • Hanyu Mao,
  • Tiezheng Nie,
  • Minghe Yu,
  • Xiaomei Dong,
  • Xiaohua Li and
  • Ge Yu

19 August 2024

We propose an innovative approach called SMPTC3, designed specifically to enhance security and privacy in cross-chain transaction verification. This approach addresses multi-chain, multi-participant information exchange and large-scale cross-chain tr...

  • Article
  • Open Access
7 Citations
1,671 Views
25 Pages

Distributed Regional Photovoltaic Power Prediction Based on Stack Integration Algorithm

  • Keyong Hu,
  • Chunyuan Lang,
  • Zheyi Fu,
  • Yang Feng,
  • Shuifa Sun and
  • Ben Wang

19 August 2024

With the continuous increase in the proportion of distributed photovoltaic power stations, the demand for photovoltaic power grid connection is becoming more and more urgent, and the requirements for the accuracy of regional distributed photovoltaic...

  • Article
  • Open Access
6 Citations
2,375 Views
14 Pages

Designing a Robust Quantum Signature Protocol Based on Quantum Key Distribution for E-Voting Applications

  • Sunil Prajapat,
  • Urmika Gautam,
  • Deepika Gautam,
  • Pankaj Kumar and
  • Athanasios V. Vasilakos

19 August 2024

The rapid advancement of internet technology has raised attention to the importance of electronic voting in maintaining democracy and fairness in elections. E-voting refers to the use of electronic technology to facilitate the casting and counting of...

  • Article
  • Open Access
3 Citations
1,423 Views
17 Pages

19 August 2024

This paper investigates the fault-tolerant control problem for vehicular platoons with time-varying actuator fault directions and distance constraints. A bias constraint function is introduced to convert the asymmetric constraints into symmetric ones...

  • Article
  • Open Access
8 Citations
1,853 Views
18 Pages

Improving the Interpretability of Data-Driven Models for Additive Manufacturing Processes Using Clusterwise Regression

  • Giulio Mattera,
  • Gianfranco Piscopo,
  • Maria Longobardi,
  • Massimiliano Giacalone and
  • Luigi Nele

19 August 2024

Wire Arc Additive Manufacturing (WAAM) represents a disruptive technology in the field of metal additive manufacturing. Understanding the relationship between input factors and layer geometry is crucial for studying the process comprehensively and de...

  • Article
  • Open Access
4 Citations
2,548 Views
20 Pages

19 August 2024

Due to the dynamic complexities of the multi-unmanned vessel target assignment problem at sea, especially when addressing moving targets, traditional optimization algorithms often fail to quickly find an adequate solution. To overcome this, we have d...

  • Article
  • Open Access
5 Citations
1,896 Views
22 Pages

19 August 2024

This paper proposes an improved three-term conjugate gradient algorithm designed to solve nonlinear equations with convex constraints. The key features of the proposed algorithm are as follows: (i) It only requires that nonlinear equations have conti...

  • Article
  • Open Access
1,224 Views
13 Pages

19 August 2024

We introduce the space of holomorphic growth spaces with values in a Banach lattice. We provide norm and essential norm estimates of the embedding operator, and we completely characterize the bounded and compact embeddings of the growth spaces using...

  • Article
  • Open Access
2 Citations
1,879 Views
21 Pages

18 August 2024

This paper employs an integral reinforcement learning (IRL) method to investigate the optimal tracking control problem (OTCP) for nonlinear nonzero-sum (NZS) differential game systems with unknown drift dynamics. Unlike existing methods, which can on...

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Mathematics - ISSN 2227-7390