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21 Results Found

  • Article
  • Open Access
4 Citations
2,300 Views
20 Pages

2 November 2022

The total heat exchange factor is one of the most important thermal physical parameters in the heat transfer model for a reheating furnace machine. In this paper, a novel general strategy, which is combined with the first-optimize-then-discretize (FO...

(This article belongs to the Special Issue Partial Differential Equations and Applications)
  • Article
  • Open Access
11 Citations
3,521 Views
13 Pages

A New Hybrid Three-Term Conjugate Gradient Algorithm for Large-Scale Unconstrained Problems

  • Qi Tian,
  • Xiaoliang Wang,
  • Liping Pang,
  • Mingkun Zhang and
  • Fanyun Meng

11 June 2021

Three-term conjugate gradient methods have attracted much attention for large-scale unconstrained problems in recent years, since they have attractive practical factors such as simple computation, low memory requirement, better descent property and s...

  • Article
  • Open Access
7 Citations
3,154 Views
37 Pages

A Family of Hybrid Stochastic Conjugate Gradient Algorithms for Local and Global Minimization Problems

  • Khalid Abdulaziz Alnowibet,
  • Salem Mahdi,
  • Ahmad M. Alshamrani,
  • Karam M. Sallam and
  • Ali Wagdy Mohamed

1 October 2022

This paper contains two main parts, Part I and Part II, which discuss the local and global minimization problems, respectively. In Part I, a fresh conjugate gradient (CG) technique is suggested and then combined with a line-search technique to obtain...

(This article belongs to the Special Issue Development and Optimization of Mathematical Models for Operations Research)
  • Article
  • Open Access
7 Citations
3,024 Views
31 Pages

4 June 2023

The most important advantage of conjugate gradient methods (CGs) is that these methods have low memory requirements and convergence speed. This paper contains two main parts that deal with two application problems, as follows. In the first part, thre...

(This article belongs to the Section B: Mathematics)
  • Article
  • Open Access
526 Views
15 Pages

28 July 2026

Hybrid conjugate gradient methods are considered as an efficient family of conjugate gradient (CG) methods used to solve unconstrained optimization problems. In this paper, on account of the outstanding performance of the PRP (Polak–Ribiè...

(This article belongs to the Topic Intelligent Optimization Algorithm: Theory and Applications, 2nd Edition)
  • Article
  • Open Access
11 Citations
3,157 Views
26 Pages

A Hybrid Stochastic Deterministic Algorithm for Solving Unconstrained Optimization Problems

  • Ahmad M. Alshamrani,
  • Adel Fahad Alrasheedi,
  • Khalid Abdulaziz Alnowibet,
  • Salem Mahdi and
  • Ali Wagdy Mohamed

23 August 2022

In this paper, a new deterministic method is proposed. This method depends on presenting (suggesting) some modifications to existing parameters of some conjugate gradient methods. The parameters of our suggested method contain a mix of deterministic...

(This article belongs to the Special Issue Application of Mathematical Methods in Industrial Engineering and Management)
  • Article
  • Open Access
20 Citations
3,745 Views
25 Pages

15 July 2021

To improve the service quality of cloud computing, and aiming at the characteristics of resource scheduling optimization problems, this paper proposes a hybrid multi-objective bat algorithm. To prevent the algorithm from falling into a local minimum,...

(This article belongs to the Section Resources and Sustainable Utilization)
  • Article
  • Open Access
12 Citations
1,668 Views
12 Pages

The problem of traffic incident detection can be viewed as a pattern recognition problem. Neural networks are known to solve pattern recognition problems effectively, especially when there is no mathematical model. The computational complexity of neu...

  • Feature Paper
  • Article
  • Open Access
31 Citations
5,249 Views
15 Pages

18 August 2021

Flooding is the world’s most catastrophic natural event in terms of losses. The ability to forecast flood events is crucial for controlling the risk of flooding to society and the environment. Artificial neural networks (ANN) have been adopted in rec...

(This article belongs to the Special Issue Urban Flood Model Developments and Flood Forecasting)
  • Article
  • Open Access
26 Citations
5,882 Views
25 Pages

Wind energy is increasingly considered one of the most promising sustainable energy sources for its characteristics of cleanliness without any pollution. Wind speed forecasting is a vital problem in wind power industry. However, individual forecastin...

  • Article
  • Open Access
8 Citations
5,316 Views
16 Pages

3 April 2023

A reconfigurable intelligent surface (RIS) is a type of metasurface that can dynamically control the reflection and transmission of electromagnetic waves, such as radio waves, by changing its physical properties. Recently, RISs have played an importa...

(This article belongs to the Section Communications)
  • Article
  • Open Access
3 Citations
1,844 Views
17 Pages

Terahertz (THz) communication is regarded as a promising technology for future 6G networks because of its advances in providing a bandwidth that is orders of magnitude wider than current wireless networks. However, the large bandwidth and the large n...

(This article belongs to the Special Issue Millimeter-Wave and Terahertz Technologies for Wireless Communications)
  • Article
  • Open Access
12 Citations
2,680 Views
25 Pages

Development of Knowledge-Based Engineering System for Structural Size Optimization of External Fixation Device

  • Elmedin Mešić,
  • Nedim Pervan,
  • Adis J. Muminović,
  • Adil Muminović and
  • Mirsad Čolić

15 November 2021

The development process of the knowledge-based engineering (KBE) system for the structural size optimization of external fixation device is presented in this paper. The system is based on algorithms for generative modeling, finite element model (FEM)...

  • Article
  • Open Access
449 Views
19 Pages

20 June 2026

Accurate remaining useful life (RUL) prediction is critical for the reliable operation of lithium-ion batteries. Traditional data-driven methods often suffer from parameter redundancy and error accumulation in state prediction. This paper proposes a...

(This article belongs to the Special Issue AI-Enabled Prognostics and Health Management: Mathematical Aspect and Engineering Applications)
  • Article
  • Open Access
10 Citations
5,326 Views
15 Pages

17 October 2017

A novel localization method based on multiple signal classification (MUSIC) algorithm is proposed for positioning an electric dipole source in a confined underwater environment by using electric dipole-receiving antenna array. In this method, the bou...

  • Article
  • Open Access
15 Citations
4,590 Views
13 Pages

Assistive Data Glove for Isolated Static Postures Recognition in American Sign Language Using Neural Network

  • Muhammad Saad Amin,
  • Syed Tahir Hussain Rizvi,
  • Alessandro Mazzei and
  • Luca Anselma

Sign language recognition is one of the most challenging tasks of today’s era. Most of the researchers working in this domain have focused on different types of implementations for sign recognition. These implementations require the development...

(This article belongs to the Section Computer Science & Engineering)
  • Article
  • Open Access
65 Citations
8,441 Views
22 Pages

Intelligent Road Inspection with Advanced Machine Learning; Hybrid Prediction Models for Smart Mobility and Transportation Maintenance Systems

  • Nader Karballaeezadeh,
  • Farah Zaremotekhases,
  • Shahaboddin Shamshirband,
  • Amir Mosavi and ,
  • Narjes Nabipour,
  • Peter Csiba and
  • Annamária R. Várkonyi-Kóczy
  • + 2 authors+ 0 author

4 April 2020

Prediction models in mobility and transportation maintenance systems have been dramatically improved by using machine learning methods. This paper proposes novel machine learning models for an intelligent road inspection. The traditional road inspect...

(This article belongs to the Special Issue Machine Learning Prediction Models in Energy Systems)
  • Article
  • Open Access
260 Views
12 Pages

Artificial Neural Network and Machine Learning-Based Diagnosis of Bearing Faults in Turbogenerator System

  • Soumaya Zaroual,
  • Erroumayssae Sabani,
  • Hicham Mastouri,
  • Rahhal Errattahi and
  • Chouaib Ennawaoui

1 October 2026

This study investigates advanced diagnostic techniques for predicting bearing faults in industrial turbogenerators using Artificial Neural Networks (ANNs) and Support Vector Regression (SVR). Real-world data were collected from a 58 MW steam-driven t...

(This article belongs to the Special Issue Artificial Intelligence for Engineering Applications, 2nd Edition)
  • Article
  • Open Access
20 Citations
6,617 Views
41 Pages

18 September 2021

In this paper, we propose a novel family of semi-implicit hybrid finite volume/finite element schemes for computational fluid dynamics (CFD), in particular for the approximate solution of the incompressible and compressible Navier-Stokes equations, a...

(This article belongs to the Special Issue Modeling and Numerical Analysis of Energy and Environment 2021)
  • Article
  • Open Access
3 Citations
1,402 Views
26 Pages

8 June 2025

Ignition delay time (IDT) is a critical parameter for evaluating the autoignition characteristics of aviation fuels. However, its accurate prediction remains challenging due to the complex coupling of temperature, pressure, and compositional factors,...

  • Article
  • Open Access
6 Citations
1,321 Views
32 Pages

27 August 2025

A significant challenge in thermal device designs across diverse industries is optimizing heat dissipation rates to enhance system performance. Among different geometric configurations, a partially heated–cooled annular system containing magnet...