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175 Results Found

  • Article
  • Open Access
1 Citations
2,462 Views
13 Pages

Low-Space Bit-Parallel Systolic Structure for AOP-Based Multiplier Suitable for Resource-Constrained IoT Edge Devices

  • Atef Ibrahim,
  • Fayez Gebali,
  • Yassine Bouteraa,
  • Usman Tariq and ,
  • Tariq Ahamad and
  • Waleed Nazih
  • + 1 author+ 0 author

4 March 2022

Security and privacy issues with IoT edge devices hinder the application of IoT technology in many applications. Applying cryptographic protocols to edge devices is the perfect solution to security issues. Implementing these protocols on edge devices...

(This article belongs to the Special Issue Codes, Designs, Cryptography and Optimization, 2nd Edition)
  • Article
  • Open Access
530 Views
36 Pages

27 March 2026

To address inverse-velocity amplification and numerical instability of axisymmetric parallel mechanisms near dead-point regions, this paper proposes a low-dimensional feature representation and stable inverse-solving framework based on Fourier-encode...

(This article belongs to the Special Issue Mechanical Design of Parallel Manipulators)
  • Feature Paper
  • Article
  • Open Access
6 Citations
3,996 Views
11 Pages

Electromagnetic Casimir Effect in AdS Spacetime

  • Anna S. Kotanjyan,
  • Aram A. Saharian and
  • Astghik A. Saharyan

19 December 2017

We investigate the vacuum expectation value (VEV) of the energy-momentum tensor for the electromagnetic field in anti-de Sitter (AdS) spacetime in the presence of a boundary parallel to the AdS horizon. On the boundary, the field obeys the generalize...

(This article belongs to the Special Issue Cosmology and the Quantum Vacuum)
  • Article
  • Open Access
3 Citations
1,760 Views
19 Pages

Weak Gravity Limit in Newer General Relativity

  • Alexey Golovnev,
  • Sofia Klimova,
  • Alla N. Semenova and
  • Vyacheslav P. Vandeev

We analyse linearised field equations around the Minkowski metric, with its standard flat parallel transport structure, in models of newer GR, which refers to quadratic actions in terms of a nonmetricity tensor. We show that half of the freedom in ch...

(This article belongs to the Special Issue Geometric Theories of Gravity)
  • Article
  • Open Access
3 Citations
823 Views
15 Pages

Rigidity and Conformal Characterizations of Noncompact Gradient Schouten Solitons

  • Ali H. Alkhaldi,
  • Fatemah Mofarreh,
  • Huda M. Alshanbari and
  • Akram Ali

4 February 2026

This paper studies the conformal geometry of complete gradient Schouten solitons (GSSs) admitting closed conformal vector fields (CVFs). We establish rigidity and characterization results for nonparallel, homothetic closed CVFs under the assumption t...

(This article belongs to the Special Issue Differential Geometry, Geometric Analysis and Their Related Applications, 2nd Edition)
  • Article
  • Open Access
5 Citations
4,202 Views
18 Pages

8 March 2023

Postoperative care of orthopedic implants is aided by imaging to assess the healing process and the implant status. MRI of implantation sites might be compromised by radiofrequency (RF) heating and RF transmission field (B1+) inhomogeneities induced...

  • Article
  • Open Access
4 Citations
3,017 Views
22 Pages

11 August 2023

The diagnosis of misalignment plays a crucial role in the area of maintenance and repair since misalignment can lead to expensive downtime. To address this issue, several solutions have been developed, and both offline and online approaches are avail...

(This article belongs to the Section Machines Testing and Maintenance)
  • Article
  • Open Access
7 Citations
5,779 Views
22 Pages

21 November 2022

In this paper, we propose and experimentally demonstrate a parallel coding and two-beam combining approach for the simultaneous implementation of dynamically generating holographic patterns at their arbitrary linear polarization states. Two orthogona...

(This article belongs to the Section Optical Sensors)
  • Article
  • Open Access
8 Citations
4,952 Views
10 Pages

19 February 2016

We propose a parallel factor (PARAFAC) analysis-based angle and polarization estimation algorithm for multiple coherent sources using a uniformly-spaced linear tripole sensor array. By forming a PARAFAC model using the spatial signature of the tripol...

(This article belongs to the Section Physical Sensors)
  • Article
  • Open Access
27 Citations
2,341 Views
19 Pages

Fault Diagnosis of Hydropower Units Based on Gramian Angular Summation Field and Parallel CNN

  • Xiang Li,
  • Jianbo Zhang,
  • Boyi Xiao,
  • Yun Zeng and ,
  • Shunli Lv,
  • Jing Qian and
  • Zhaorui Du
  • + 2 authors+ 0 author

22 June 2024

To enhance the operational efficiency and fault detection accuracy of hydroelectric units, this paper proposes a parallel convolutional neural network model that integrates the Gramian angular summation field (GASF) with an Improved coati optimizatio...

(This article belongs to the Special Issue Operation and Optimization of Renewable Energy Power System)
  • Article
  • Open Access
1 Citations
1,463 Views
22 Pages

29 November 2025

Accurate estimation of underwater sound source depth plays a crucial role in ocean acoustic monitoring, underwater target localization, and marine environment exploration. This study exploits the capability of vector hydrophones to simultaneously and...

(This article belongs to the Section Ocean Engineering)
  • Article
  • Open Access
13 Citations
4,292 Views
24 Pages

8 February 2025

Fiber-reinforced composite (FRC) additive manufacturing technologies have successfully overcome the limitations of traditional autoclave forming, offering significantly enhanced design freedom. However, one of the remaining key challenges is the plan...

(This article belongs to the Section Materials Processes)
  • Article
  • Open Access
2 Citations
2,729 Views
11 Pages

A Theoretical Model of Residual Magnetic Field around a Pre-Magnetized Casing String

  • Yucai Shi,
  • Dongyue Jia,
  • Zhichuan Guan,
  • Yuqiang Xu and ,
  • Weixing Yang and
  • Duanrui Zhang
  • + 1 author+ 0 author

15 August 2020

In the field of petroleum drilling engineering, passive magnetic ranging technology is generally used for specialized drilling operations such as connecting relief wells, preventing wellbore collisions, guiding parallel horizontal wells, etc. Althoug...

(This article belongs to the Section K: State-of-the-Art Energy Related Technologies)
  • Article
  • Open Access
2 Citations
909 Views
20 Pages

A MPC and Novel 3D-SVPWM Modulation Coordinated Strategy for Zero-Sequence Circulating Current Suppression in Three-Phase Four-Leg Parallel-Inverter Systems

  • Baojin Liu,
  • Tianyi Wang,
  • Zhiqiang Zhang,
  • Xingxing Chen and ,
  • Feng Zheng and
  • Peng Zhang
  • + 1 author+ 0 author

11 February 2026

The three-phase four-leg (3P4L) parallel-inverter system has been increasingly applied in the field of new energy power generation due to its capability of feeding single-phase loads. However, zero-sequence circulating current (ZSCC) can jeopardize t...

(This article belongs to the Section Power Electronics)
  • Article
  • Open Access
45 Citations
4,657 Views
30 Pages

Efficient Biomedical Signal Security Algorithm for Smart Internet of Medical Things (IoMTs) Applications

  • Achraf Daoui,
  • Mohamed Yamni,
  • Hicham Karmouni,
  • Mhamed Sayyouri and ,
  • Hassan Qjidaa,
  • Saad Motahhir,
  • Ouazzani Jamil,
  • Walid El-Shafai,
  • Abeer D. Algarni and
  • Moustafa H. Aly
  • + 6 authors+ 1 author

23 November 2022

Due to the rapid development of information and emerging communication technologies, developing and implementing solutions in the Internet of Medical Things (IoMTs) field have become relevant. This work developed a novel data security algorithm for d...

(This article belongs to the Section Bioelectronics)
  • Article
  • Open Access
2 Citations
2,210 Views
19 Pages

Elegante: A Machine Learning-Based Threads Configuration Tool for SpMV Computations on Shared Memory Architecture

  • Muhammad Ahmad,
  • Usman Sardar,
  • Ildar Batyrshin,
  • Muhammad Hasnain and ,
  • Khan Sajid and
  • Grigori Sidorov
  • + 1 author+ 0 author

1 November 2024

The sparse matrix–vector product (SpMV) is a fundamental computational kernel utilized in a diverse range of scientific and engineering applications. It is commonly used to solve linear and partial differential equations. The parallel computati...

(This article belongs to the Section Information Processes)
  • Article
  • Open Access
8 Citations
5,925 Views
14 Pages

22 January 2019

This paper presents the hardware implementation of a stand-alone Electrical Capacitance Tomography (ECT) system employing a Field Programmable Gate Array (FPGA). The image reconstruction algorithms of the ECT system demand intensive computation and f...

  • Article
  • Open Access
5 Citations
3,268 Views
13 Pages

30 July 2021

In order to improve the thermal conductivity and the insulation properties of polyethylene (PE) used as cable insulation under DC stress, hexagonal boron nitride (h-BN) and inorganic particles have been considered as micro-filler and nano-filler, res...

(This article belongs to the Special Issue Selected Papers from 2020 IEEE International Conference on High Voltage Engineering (ICHVE 2020))
  • Article
  • Open Access
2 Citations
1,348 Views
29 Pages

13 February 2026

To address the computational-efficiency bottlenecks of Hybrid A* and its bidirectional variant in long-distance parking and narrow-slot scenarios, an improved bidirectional Hybrid A* algorithm is presented. First, the cohesion cost is reformulated in...

  • Article
  • Open Access
5 Citations
4,574 Views
17 Pages

9 September 2019

Owing to the benefits of programmable and parallel processing of the field programmable gate arrays (FPGAs), they have been widely used to the realization of digital controllers and motor drive systems. In this study, we adopt the FPGA chip to realiz...

  • Article
  • Open Access
2 Citations
949 Views
21 Pages

28 November 2025

To address the issue of reduced intrusion detection rates caused by non-independent and identically distributed (non-IID) data in real-world network environments, this paper proposes a federated-learning-based intrusion detection method integrating m...

  • Article
  • Open Access
1 Citations
1,641 Views
16 Pages

In this work, we investigate isothermal MHD motions of a large class of rate type fluids through a porous medium between two infinite horizontal parallel plates when a differential expression of the non-trivial shear stress is prescribed on the bound...

  • Article
  • Open Access
5 Citations
2,452 Views
24 Pages

Enhancing Jujube Forest Growth Estimation and Disease Detection Using a Novel Diffusion-Transformer Architecture

  • Xiangyi Hu,
  • Zhihao Zhang,
  • Liping Zheng,
  • Tailai Chen and ,
  • Chao Peng,
  • Yilin Wang,
  • Ruiheng Li,
  • Xinyang Lv and
  • Shuo Yan
  • + 4 authors+ 0 author

23 August 2024

This paper proposes an advanced deep learning model that integrates the Diffusion-Transformer structure and parallel attention mechanism for the tasks of growth estimation and disease detection in jujube forests. Existing methods in forestry monitori...

(This article belongs to the Special Issue The Future of Artificial Intelligence and Sensor Systems in Agriculture)
  • Article
  • Open Access
1 Citations
3,735 Views
18 Pages

A Novel Reduction Circuit Based on Binary Tree Path Partition on FPGAs

  • Linhuai Tang,
  • Zhihong Huang,
  • Gang Cai,
  • Yong Zheng and
  • Jiamin Chen

20 January 2021

Due to high parallelism, field-programmable gate arrays are widely used as accelerators in engineering and scientific fields, which involve a large number of operations of vector and matrix. High-performance accumulation circuits are the key to large...

  • Feature Paper
  • Article
  • Open Access
7 Citations
6,616 Views
17 Pages

The two-dimensional differential equation y’ = f(x,y) can be interpreted as a direction field. Commercial Finite Element (FE) programs can be used for this integration task without additional programming, provided that these programs have options for...

(This article belongs to the Special Issue Mesh-Free and Finite Element-Based Methods for Structural Mechanics Applications)
  • Article
  • Open Access
2,022 Views
18 Pages

19 December 2023

This paper performed an investigation into the s-embedding of the Lie superalgebra (→S1∣1), a representation of smooth vector fields on a (1,1)-dimensional super-circle. Our primary objective was to establish a precise definition of the s-...

(This article belongs to the Topic Fuzzy Number, Fuzzy Difference, Fuzzy Differential: Theory and Applications)
  • Proceeding Paper
  • Open Access
2 Citations
2,069 Views
4 Pages

2D In-Plane Sensitive Hall-Effect Sensor

  • Siya Lozanova,
  • Ivan Kolev,
  • Avgust Ivanov and
  • Chavdar Roumenin

30 November 2018

A new 2D (two-dimensional) in-plane sensitive Hall-effect sensor comprising two identical n-Si Greek-crosses is presented. Each of the crosses contains one central square contact and, symmetrically to each of their four sides, an outer contact is ava...

(This article belongs to the Proceedings of EUROSENSORS 2018)
  • Article
  • Open Access
1,215 Views
21 Pages

25 November 2025

A parallel-type vector thruster was designed, and its dynamic performance was systematically investigated using a combination of mechanical structural analysis, numerical calculations, and experimental methods. First, a thrust model of the vector thr...

(This article belongs to the Section Ocean Engineering)
  • Article
  • Open Access
3,140 Views
20 Pages

Relativistic Inversion, Invariance and Inter-Action

  • Martin B. van der Mark and
  • John G. Williamson

23 June 2021

A general formula for inversion in a relativistic Clifford–Dirac algebra has been derived. Identifying the base elements of the algebra as those of space and time, the first order differential equations over all quantities proves to encompass the Max...

(This article belongs to the Special Issue Symmetry in the Foundations of Physics)
  • Article
  • Open Access
1 Citations
1,416 Views
21 Pages

(Almost) Ricci Solitons in Lorentzian–Sasakian Hom-Lie Groups

  • Esmaeil Peyghan,
  • Leila Nourmohammadifar,
  • Akram Ali and
  • Ion Mihai

4 October 2024

We study Lorentzian contact and Lorentzian–Sasakian structures in Hom-Lie algebras. We find that the three-dimensional sl(2,R) and Heisenberg Lie algebras provide examples of such structures, respectively. Curvature tensor properties in Lorentz...

(This article belongs to the Special Issue Differential Geometry and Its Application, 3rd Edition)
  • Article
  • Open Access
4 Citations
2,247 Views
12 Pages

Improved Algorithms for Calculating the Space-Charge Field in Vacuum Devices

  • Jiezhong Luo,
  • Hao Zhang,
  • Hang Du,
  • Ruifeng Zhang and ,
  • Han Lai,
  • Fei Xiao and
  • Huarong Gong
  • + 2 authors+ 0 author

9 September 2022

The space-charge field (SCF) is a key factor in vacuum electronic devices, accelerators, free electron lasers and plasma systems, etc. The calculation of the SCF is very important since it has a great influence on the precision of numerical simulatio...

(This article belongs to the Special Issue Microwave, Millimeter and Terahertz Wave Power Electronic Devices)
  • Article
  • Open Access
8 Citations
5,895 Views
12 Pages

This paper proposes a Field-Programmable Gate Array (FPGA)-based hardware accelerator for assisting the embedded MicroBlaze soft-core processor in calculating population count. The population count is frequently required to be executed in cyber-physi...

(This article belongs to the Special Issue Advances in Programming Parallel and Heterogeneous Computing for Cyber-Physical Systems)
  • Article
  • Open Access
14 Citations
8,143 Views
19 Pages

12 July 2016

Structural parameter calibration for the binocular stereo vision sensor (BSVS) is an important guarantee for high-precision measurements. We propose a method to calibrate the structural parameters of BSVS based on a double-sphere target. The target,...

(This article belongs to the Section Physical Sensors)
  • Review
  • Open Access
21 Citations
14,388 Views
28 Pages

Tetanus Toxin Fragment C: Structure, Drug Discovery Research and Production

  • Caroline Bayart,
  • Angélique Mularoni,
  • Nada Hemmani,
  • Soumeya Kerachni and ,
  • Joachim Jose,
  • Patrice Gouet,
  • Joseph Paladino and
  • Marc Le Borgne
  • + 3 authors+ 0 author

Tetanus toxoid (TTd) plays an important role in the pharmaceutical world, especially in vaccines. The toxoid is obtained after formaldehyde treatment of the tetanus toxin. In parallel, current emphasis in the drug discovery field is put on producing...

(This article belongs to the Section Biopharmaceuticals)
  • Article
  • Open Access
32 Citations
3,981 Views
19 Pages

Micromagnetorotation of MHD Micropolar Flows

  • Kyriaki-Evangelia Aslani,
  • Lefteris Benos,
  • Efstratios Tzirtzilakis and
  • Ioannis E. Sarris

10 January 2020

The studies dealing with micropolar magnetohydrodynamic (MHD) flows usually ignore the micromagnetorotation (MMR) effect, by assuming that magnetization and magnetic field vectors are parallel. The main objective of the present investigation is to me...

(This article belongs to the Special Issue Fluid Mechanics Physical Problems and Symmetry)
  • Feature Paper
  • Article
  • Open Access
2 Citations
1,103 Views
22 Pages

Exploring Pump–Probe Response in Exciton–Biexciton Quantum Dot–Metal Nanospheroid Hybrids

  • Spyridon G. Kosionis,
  • Dimitrios P. Alevizos and
  • Emmanuel Paspalakis

25 November 2025

We study the optical susceptibility of a CdSe-based semiconductor quantum dot with a cascade exciton–biexciton configuration, which is coupled via the Coulomb interaction to a gold spheroidal nanoparticle, in the presence of a nearly resonant s...

(This article belongs to the Special Issue Emerging Trends in Optoelectronic Device Engineering)
  • Feature Paper
  • Article
  • Open Access
2,054 Views
45 Pages

5 January 2024

An external magnetic field in configuration space coupled to quantum dynamics induces noncommutativity in its velocity momentum space. By phase space duality, an external vector potential in the conjugate momentum sector of the system induces noncomm...

(This article belongs to the Section E4: Mathematical Physics)
  • Article
  • Open Access
16 Citations
3,273 Views
15 Pages

25 August 2020

The attitude and heading reference system (AHRS), which consists of tri-axial magnetometer, accelerometer, and gyroscope, has been widely adopted for three-dimensional attitude determination in recent years. It provides an economical means of passive...

(This article belongs to the Section E: Engineering and Technology)
  • Article
  • Open Access
1 Citations
301 Views
36 Pages

1 October 2026

This paper presents an experimental investigation of a dual-inverter induction motor (IM) drive system for zero-sequence circulating current (ZSCC) suppression using a novel hybrid PI–SO-SMC strategy. The proposed method combines a proportional...

(This article belongs to the Special Issue Design and Control of Drives and Electrical Machines, 2nd Edition)
  • Article
  • Open Access
15 Citations
14,114 Views
24 Pages

Real-Time CLAHE Algorithm Implementation in SoC FPGA Device for 4K UHD Video Stream

  • Tomasz Kryjak,
  • Krzysztof Blachut,
  • Hubert Szolc and
  • Mateusz Wasala

One of the problems encountered in the field of computer vision and video data analysis is the extraction of information from low-contrast images. This problem can be addressed in several ways, including the use of histogram equalisation algorithms....

(This article belongs to the Special Issue Embedded Systems: Fundamentals, Design and Practical Applications)
  • Article
  • Open Access
22 Citations
5,971 Views
19 Pages

Analytical–Numerical Solution for the Skin and Proximity Effects in Two Parallel Round Conductors

  • Paweł Jabłoński,
  • Tomasz Szczegielniak,
  • Dariusz Kusiak and
  • Zygmunt Piątek

19 September 2019

This paper describes an analytical-numerical method for the skin and proximity effects in a system of two parallel conductors of circular cross section—a system very frequently encountered in various applications. The magnetic field generated b...

(This article belongs to the Section F: Electrical Engineering)
  • Feature Paper
  • Article
  • Open Access
42 Citations
7,955 Views
12 Pages

Propagation of Cylindrical Vector Laser Beams in Turbid Tissue-Like Scattering Media

  • Alexander Doronin,
  • Nicolás Vera,
  • Juan P. Staforelli,
  • Pablo Coelho and
  • Igor Meglinski

We explore the propagation of the cylindrical vector beams (CVB) in turbid tissue-like scattering medium in comparison with the conventional Gaussian laser beam. The study of propagation of CVB and Gaussian laser beams in the medium is performed util...

(This article belongs to the Special Issue Biomedical Photonics Advances)
  • Article
  • Open Access
844 Views
16 Pages

17 December 2025

On-field calibration for SINS often uses right hexahedron, but the influence of the structure errors, such as mutual position tolerances towards parallelism or the perpendicularity of two arbitrary planes of the hexahedron, on the calibration accurac...

(This article belongs to the Section Navigation and Positioning)
  • Article
  • Open Access
1 Citations
2,371 Views
13 Pages

Trapping of Rayleigh Spheroidal Particles Using Tightly Focused Higher-Order Vector Vortex Beams

  • Dong Li,
  • Hongxu Zhang,
  • Chengquan Wei,
  • Yundi Zhang and ,
  • Xize Gao,
  • Dandan Wen,
  • Peng Li and
  • Jianlin Zhao
  • + 3 authors+ 0 author

Considering the advantages of higher-order vector vortex beams (HOVVBs) with their diverse intensity distribution of the focal field and adjustable longitudinal field component, we investigated the optical forces and torques on Rayleigh spheroidal pa...

(This article belongs to the Special Issue Advances and Application of Structured Light)
  • Review
  • Open Access
190 Citations
23,032 Views
35 Pages

3 August 2009

Artificial neural networks as a major soft-computing technology have been extensively studied and applied during the last three decades. Research on backpropagation training algorithms for multilayer perceptron networks has spurred development of oth...

(This article belongs to the Special Issue Neural Networks and Sensors)
  • Article
  • Open Access
20 Citations
4,341 Views
19 Pages

Control of MHD Flow and Heat Transfer of a Micropolar Fluid through Porous Media in a Horizontal Channel

  • Miloš Kocić,
  • Živojin Stamenković,
  • Jelena Petrović and
  • Jasmina Bogdanović-Jovanović

8 March 2023

The problem considered in this paper is a steady micropolar fluid flow in porous media between two plates. This model can be used to describe the flow of some types of fluids with microstructures, such as human and animal blood, muddy water, colloida...

(This article belongs to the Section Non-Newtonian and Complex Fluids)
  • Article
  • Open Access
3,066 Views
24 Pages

This study presents the development of a design method that has been extended to the design of radial-inflow turbines operating in organic Rankine cycles (ORC). Both the conventional design method and the circulation method available in the literatur...

(This article belongs to the Special Issue Aerodynamic Design and Optimization for Turbomachinery)
  • Article
  • Open Access
18 Citations
4,277 Views
15 Pages

21 June 2020

Neural machine translation is a prominent field in the computational linguistics domain. By leveraging the recent developments of deep learning, it gave birth to powerful algorithms for translating text from one language to another. This study aims t...

(This article belongs to the Special Issue Mobile Crowd Sensing and Computing: New Approaches and Applications)
  • Article
  • Open Access
11 Citations
3,927 Views
14 Pages

16 April 2020

The policy regarding mosquito control strategies in Taiwan is based on integrated vector management (IVM). The major approach is source reduction via collaboration by both residents and governments. However, small and cryptic habitats of dengue vecto...

  • Article
  • Open Access
12 Citations
3,784 Views
18 Pages

3D Airborne EM Forward Modeling Based on Time-Domain Spectral Element Method

  • Changchun Yin,
  • Zonghui Gao,
  • Yang Su,
  • Yunhe Liu and ,
  • Xin Huang,
  • Xiuyan Ren and
  • Bin Xiong
  • + 2 authors+ 0 author

8 February 2021

Airborne electromagnetic (AEM) method uses aircraft as a carrier to tow EM instruments for geophysical survey. Because of its huge amount of data, the traditional AEM data inversions take one-dimensional (1D) models. However, the underground earth is...

(This article belongs to the Special Issue Airborne Electromagnetic Surveys)

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