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116 Results Found

  • Article
  • Open Access
1 Citations
1,192 Views
27 Pages

Underwater robots demonstrate significant potential for hull biofouling removal. However, achieving uniform and damage-free cleaning remains a persistent challenge. The fixed arrangement of cleaning mechanisms, combined with the inherent non-uniformi...

(This article belongs to the Section Ocean Engineering)
  • Article
  • Open Access
3 Citations
4,438 Views
24 Pages

21 June 2025

This study investigates the impact of response time on ability estimation within an Item Response Theory (IRT) framework, introducing time-sensitive formulations to enhance student assessment accuracy. Seven models were evaluated, including standard...

(This article belongs to the Special Issue Applications of Smart Learning in Education)
  • Article
  • Open Access
367 Views
26 Pages

29 July 2026

This paper investigates the optimal fusion estimation problem for a class of multi-sensor systems, in which the measurement noises of distinct sensors are mutually cross-correlated and each measurement noise is correlated with the system process nois...

(This article belongs to the Section Sensor Networks)
  • Article
  • Open Access
1,581 Views
17 Pages

21 July 2025

In this paper, we aim to develop an efficient algorithm for the solving Tensor Robust Principal Component Analysis (TRPCA) problem, which focuses on obtaining a low-rank approximation of a tensor by separating sparse and impulse noise. A common appro...

  • Article
  • Open Access
1,089 Views
31 Pages

Quantum k-Means Clustering Using Hadamard-Test-Based Similarity Estimation

  • Mohammadhadi Alaeiyan,
  • Shahin Torabi and
  • Mehdi Alaeiyan

Recently, the volume of the generated data has increased significantly, leading to the need for computational techniques capable of handling such data efficiently. As a result, many quantum algorithms have been developed, and the domain of quantum ma...

(This article belongs to the Special Issue AI in Complex Engineering Systems)
  • Article
  • Open Access
14 Citations
3,521 Views
26 Pages

30 September 2022

This work presents an approach to the fast determination of a medical accelerator irradiation isocenter as a quality assurance (QA) procedure in radiotherapy. The isocenter determination tool is the tissue equivalent high-resolution 3D polymer gel do...

  • Article
  • Open Access
8 Citations
5,839 Views
24 Pages

An Application of a Novel Technique for Assessing the Operating Performance of Existing Cooling Systems on a University Campus

  • Elnazeer Ali Hamid Abdalla,
  • Perumal Nallagownden,
  • Nursyarizal Bin Mohd Nor,
  • Mohd Fakhizan Romlie and
  • Sabo Miya Hassan

22 March 2018

Optimal operation is an important aspect of energy efficiency that can be employed to reduce power consumption. In cooling systems, the chillers consume a large amount of electricity, especially if they are not optimally operated, therefore, they can...

  • Article
  • Open Access
520 Views
27 Pages

Efficient quantum arithmetic is a prerequisite for the practical realization of large-scale quantum algorithms, yet many resource-optimized designs remain at the theoretical level. In this work, we present a complete implementation of the T-count-opt...

(This article belongs to the Special Issue Recent Advances in Quantum Information)
  • Article
  • Open Access
10 Citations
5,169 Views
16 Pages

31 October 2023

Hardware architecture optimized for implementing the elliptic-curve Diffie–Hellman ephemeral (ECDHE) on 256-bit Montgomery elliptic curves presents unique challenges, particularly for resource-constrained IoT and mobile devices. This work aims...

(This article belongs to the Section Circuit and Signal Processing)
  • Article
  • Open Access
15 Citations
7,107 Views
22 Pages

15 March 2021

Recently, antenna array radiation pattern synthesis and adaptation has become an essential requirement for most wireless communication systems. Therefore, this paper proposes a new recursive sidelobe level (SLL) reduction algorithm using a sidelobe s...

(This article belongs to the Section A: Computer Science)
  • Article
  • Open Access
1 Citations
1,368 Views
12 Pages

Image stitching is a crucial technique in various fields of imaging and photography, which allows for the creation of high-resolution images by combining multiple smaller images with overlapping regions. Here, we propose a simple and fast method, the...

(This article belongs to the Special Issue Advances in Holography and Its Applications)
  • Article
  • Open Access
64 Citations
4,977 Views
15 Pages

WisenetMD: Motion Detection Using Dynamic Background Region Analysis

  • Sang-ha Lee,
  • Gyu-cheol Lee,
  • Jisang Yoo and
  • Soonchul Kwon

3 May 2019

In this paper, we propose a method for calculating the dynamic background region in a video and removing false positives in order to overcome the problems of false positives that occur due to the dynamic background and frame drop at slow speeds. Ther...

  • Article
  • Open Access
8 Citations
5,149 Views
15 Pages

A Novel Scheme for Single-Channel Speech Dereverberation

  • Nikolaos Kilis and
  • Nikolaos Mitianoudis

5 September 2019

This paper presents a novel scheme for speech dereverberation. The core of our method is a two-stage single-channel speech enhancement scheme. Degraded speech obtains a sparser representation of the linear prediction residual in the first stage of ou...

  • Article
  • Open Access
765 Views
71 Pages

Multi-objective optimization has become an indispensable tool for solving engineering design and manufacturing problems involving multiple conflicting objectives. This paper presents a novel parameter-less multi-objective optimization (MOO) framework...

  • Article
  • Open Access
5 Citations
4,066 Views
19 Pages

Fast Constant-Time Modular Inversion over Fp Resistant to Simple Power Analysis Attacks for IoT Applications

  • Anissa Sghaier,
  • Medien Zeghid,
  • Chiraz Massoud,
  • Hassan Yousif Ahmed and ,
  • Abdellah Chehri and
  • Mohsen Machhout
  • + 1 author+ 0 author

25 March 2022

The advent of the Internet of Things (IoT) has enabled millions of potential new uses for consumers and businesses. However, with these new uses emerge some of the more pronounced risks in the connected object domain. Finite fields play a crucial rol...

(This article belongs to the Special Issue IoT Multi Sensors)
  • Article
  • Open Access
2 Citations
2,228 Views
23 Pages

23 June 2023

In the process of recycling, dismantling, and reusing household appliances, implementing extended producer responsibility (EPR) has become increasingly important. Designing a reasonable pricing mechanism for waste household appliance recycling is cri...

(This article belongs to the Special Issue Transportation Planning, Management and Optimization)
  • Article
  • Open Access
442 Views
25 Pages

29 July 2026

To address the issues of parameter dependency on empirical settings, insufficient fault feature extraction capability, and limited classification accuracy in rolling bearing fault diagnosis using Variational Mode Decomposition (VMD), a novel fault di...

  • Article
  • Open Access
3 Citations
1,101 Views
23 Pages

4 July 2025

The construction of pumped storage power stations (PSPSs) is undergoing rapid expansion globally. Detecting operational faults and defects in pumped storage units is critical, as effective diagnostic methods can not only identify fault types quickly...

(This article belongs to the Section F: Engineering and Materials)
  • Article
  • Open Access
5 Citations
2,619 Views
12 Pages

3 March 2022

The key contribution of this paper is to determine the optimal operating parameters of the methane reforming process for hydrogen production. The proposed strategy contained two phases: ANFIS modelling and optimization. Four input controlling paramet...

(This article belongs to the Special Issue Renewable and Sustainable Energy: Modeling, Control, Modern Optimization and Multi Criteria Decision Making)
  • Article
  • Open Access
72 Citations
14,229 Views
30 Pages

23 September 2015

This study adopts rainwater harvesting systems (RWHS) into a stormwater runoff management model (SWMM) for the spatial design of capacities and quantities of rain barrel for urban flood mitigation. A simulation-optimization model is proposed for effe...

(This article belongs to the Special Issue Rainwater Harvesting: Quantity, Quality, Economics and State Regulations)
  • Article
  • Open Access
6 Citations
3,129 Views
21 Pages

31 October 2024

The taxi-out time of an airport scene can be categorized into the unimpeded taxi-out time and the additional taxi-out time. Usually, additional taxi-out time is used as a key index to monitor taxi-out performance, and its accurate prediction plays an...

(This article belongs to the Special Issue Advancements in Intelligent Transportation Systems and Traffic Analysis)
  • Article
  • Open Access
31 Citations
5,805 Views
28 Pages

A High Speed MPPT Control Utilizing a Hybrid PSO-PID Controller under Partially Shaded Photovoltaic Battery Chargers

  • Galal Al-Muthanna,
  • Shuhua Fang,
  • Ibrahim AL-Wesabi,
  • Khaled Ameur and ,
  • Hossam Kotb,
  • Kareem M. AboRas,
  • Hassan Z. Al Garni and
  • Abdullahi Abubakar Mas’ud
  • + 3 authors+ 0 author

15 February 2023

Improving photovoltaic systems in terms of temporal responsiveness, lowering steady-state ripples, high efficiency, low complexity, and decreased tracking time under various circumstances is becoming increasingly important. A particle-swarm optimizer...

(This article belongs to the Special Issue Intelligence and Sustainability in Electrical Engineering)
  • Article
  • Open Access
4 Citations
3,036 Views
16 Pages

Non-Intrusive Arc Fault Detection and Localization Method Based on the Mann–Kendall Test and Current Decomposition

  • Wenqian Jiang,
  • Bo Liu,
  • Zhou Yang,
  • Hanju Cai and ,
  • Xiuqing Lin and
  • Da Xu
  • + 1 author+ 0 author

9 May 2023

In recent years, electrical fires caused by arc faults have been increasing, seriously affecting the safety of people’s lives and property. Considering the complex arc fault characteristics of actual low-voltage users, the non-intrusive arc fau...

(This article belongs to the Special Issue Current Research and Future Development in Intelligent Power Distribution Systems: Planning, Operation and Control)
  • Article
  • Open Access
3 Citations
4,021 Views
22 Pages

27 August 2020

This paper presents the development of a discrete model of a photovoltaic (PV) system consisting of a PV panel, Maximum Power Point Tracking (MPPT), a dual-axis solar tracker, and a buck converter. The discrete model is implemented on a 32-bit embedd...

(This article belongs to the Section F: Electrical Engineering)
  • Article
  • Open Access
3 Citations
1,318 Views
22 Pages

SABO-Optimized VMD for Seismic Damage Assessment of Frame Structures Considering Soil–Structure Interaction

  • Jian Zhou,
  • Yaokang Zhang,
  • Hehe Wang,
  • Jinping Yang and ,
  • Peizhen Li and
  • Jingxia Wang
  • + 1 author+ 0 author

Accurate structural health monitoring (SHM) is crucial for ensuring safety and preventing catastrophic failures. However, conventional parameter identification methods often assume a fixed-base foundation, neglecting the significant influence of soil...

(This article belongs to the Section Building Structures)
  • Article
  • Open Access
1 Citations
1,591 Views
31 Pages

Improving the Heat Transfer Efficiency of Economizers: A Comprehensive Strategy Based on Machine Learning and Quantile Ideas

  • Nan Wang,
  • Yuanhao Shi,
  • Fangshu Cui,
  • Jie Wen and ,
  • Jianfang Jia and
  • Bohui Wang
  • + 1 author+ 0 author

8 August 2025

Ash deposition on economizer heating surfaces degrades convective heat transfer efficiency and compromises boiler operational stability in coal-fired power plants. Conventional time-scheduled soot blowing strategies partially mitigate this issue but...

  • Article
  • Open Access
4 Citations
3,459 Views
15 Pages

21 November 2023

Optical Coherence Tomography Angiography (OCTA) has revolutionized non-invasive, high-resolution imaging of blood vessels. However, the challenge of tail artifacts in OCTA images persists. In response, we present the Tail Artifact Removal via Transmi...

(This article belongs to the Section Sensing and Imaging)
  • Article
  • Open Access
5 Citations
5,378 Views
10 Pages

Quality Control Procedure Based on Partitioning of NMR Time Series

  • Michał Staniszewski,
  • Agnieszka Skorupa,
  • Łukasz Boguszewicz,
  • Maria Sokół and
  • Andrzej Polański

6 March 2018

The quality of the magnetic resonance spectroscopy (MRS) depends on the stability of magnetic resonance (MR) system performance and optimal hardware functioning, which ensure adequate levels of signal-to-noise ratios (SNR) as well as good spectral re...

(This article belongs to the Special Issue Sensor Signal and Information Processing)
  • Article
  • Open Access
2 Citations
6,100 Views
19 Pages

This study provides a mathematical model and theoretical analysis of an interference cancellation system combining an orthogonal matched filter (OMF) and adaptive array antenna that is called the extended OMF (EOMF). In recent years, an increase in t...

  • Technical Note
  • Open Access
6 Citations
5,512 Views
14 Pages

In intensive care units (ICUs), supporting devices play an important role, and the placement of these devices must be accurate, such as catheters and tubes. Taking portable chest radiograph (CXRs) for patients in ICU is a standard procedure. However,...

(This article belongs to the Section Medical Imaging and Theranostics)
  • Article
  • Open Access
5 Citations
3,333 Views
12 Pages

Development of an Innovative Optoelectronic Nose for Detecting Adulteration in Quince Seed Oil

  • Saman Abdanan Mehdizadeh,
  • Mohammad Noshad,
  • Mahsa Chaharlangi and
  • Yiannis Ampatzidis

2 December 2023

In this study, an innovative odor imaging system capable of detecting adulteration in quince seed edible oils mixed with sunflower oil and sesame oil based on their volatile organic compound (VOC) profiles was developed. The system comprises a colori...

(This article belongs to the Section Food Analytical Methods)
  • Article
  • Open Access
810 Views
29 Pages

A Unified Framework for Optimization and Analysis of Fractional-Order Chaotic Systems

  • Massoud M. Aboukhalaf,
  • Mohamed A. El-Beltagy,
  • Ahmed G. Radwan and
  • Amr M. AbdelAty

Maximizing the dominant Lyapunov exponent λ1 of an incommensurate fractional-order chaotic system, while respecting the dynamical conditions for a strange attractor, is a non-convex, gradient-free problem on a history-dependent landscape. Exis...

  • Article
  • Open Access
876 Views
20 Pages

A Portable Image-Based Detection Device with Improved Algorithms for Real-Time Droplet Deposition Analysis in Plant Protection UAV Spraying

  • Ruizhi Chang,
  • Yu Yan,
  • Guobin Wang,
  • Shengde Chen and ,
  • Yanhua Meng,
  • Cong Ma and
  • Yubin Lan
  • + 2 authors+ 0 author

25 February 2026

Unmanned aerial vehicles (UAVs) have revolutionized plant protection spraying due to their high efficiency and adaptability. However, the lack of rapid, portable tools for assessing droplet deposition remains a bottleneck for optimizing spray quality...

(This article belongs to the Section Agricultural Technology)
  • Article
  • Open Access
20 Citations
6,479 Views
15 Pages

Implementing RSA for Wireless Sensor Nodes

  • Utku Gulen,
  • Abdelrahman Alkhodary and
  • Selcuk Baktir

27 June 2019

As wireless sensor networks (WSNs) become more widespread, potential attacks against them also increase and applying cryptography becomes inevitable to make secure WSN nodes. WSN nodes typically contain only a constrained microcontroller, such as MSP...

(This article belongs to the Special Issue Security and Privacy in Wireless Sensor Networks: Advances and Challenges)
  • Article
  • Open Access
5 Citations
4,679 Views
20 Pages

Temperature-Automated Calibration Methods for a Large-Area Blackbody Radiation Source

  • Wenhang Yang,
  • Chen Cao,
  • Pujiang Huang,
  • Jindong Bai and ,
  • Bangjian Zhao,
  • Shouzheng Zhu,
  • Haijun Jin,
  • Ke Jin,
  • Xin He and
  • Hongxing Qi
  • + 8 authors+ 3 authors

6 March 2024

High-precision temperature control of large-area blackbodies has a pivotal role in temperature calibration and thermal imaging correction. Meanwhile, it is necessary to correct the temperature difference between the radiating (surface of use) and bac...

(This article belongs to the Section Physical Sensors)
  • Article
  • Open Access
22 Citations
3,171 Views
35 Pages

A MIMO–ANFIS-Controlled Solar-Fuel-Cell-Based Switched Capacitor Z-Source Converter for an Off-Board EV Charger

  • Umashankar Subramaniam,
  • Kuluru Sudarsana Reddy,
  • Deepa Kaliyaperumal,
  • Vudithyala Sailaja and ,
  • Pedada Bhargavi and
  • Seedarala Likhith
  • + 1 author+ 0 author

8 February 2023

The efficiency of a nation’s progress is determined by a variety of factors; however, transportation plays a critical role in boosting progress because it facilitates trade and communication between countries. The majority of transportation is...

(This article belongs to the Special Issue Towards Intelligent, Reliable and Flexible Stand-Alone Microgrids)
  • Article
  • Open Access
19 Citations
6,070 Views
27 Pages

CoMask: Corresponding Mask-Based End-to-End Extrinsic Calibration of the Camera and LiDAR

  • Lu Yin,
  • Bin Luo,
  • Wei Wang,
  • Huan Yu and ,
  • Chenjie Wang and
  • Chengyuan Li
  • + 1 author+ 0 author

14 June 2020

The integration of the camera and LiDAR has played an important role in the field of autonomous driving, for example in visual–LiDAR SLAM and 3D environment fusion perception, which rely on precise geometrical extrinsic calibration. In this pap...

  • Article
  • Open Access
2 Citations
1,896 Views
20 Pages

Virtual Non-Contrast Reconstructions Derived from Dual-Energy CTA Scans in Peripheral Arterial Disease: Comparison with True Non-Contrast Images and Impact on Radiation Dose

  • Fanni Éva Szablics,
  • Ákos Bérczi,
  • Judit Csőre,
  • Sarolta Borzsák and ,
  • András Szentiványi,
  • Máté Kiss,
  • Georgina Juhász,
  • Dóra Papp,
  • Ferenc Imre Suhai and
  • Csaba Csobay-Novák
  • + 5 authors+ 0 author

7 August 2025

Background/Objectives: Virtual non-contrast (VNC) images derived from dual-energy CTA (DE-CTA) could potentially replace true non-contrast (TNC) scans while reducing radiation exposure. This study evaluated the image quality of VNC compared to TNC fo...

(This article belongs to the Section Vascular Medicine)
  • Article
  • Open Access
5 Citations
4,366 Views
16 Pages

26 September 2021

Blood flow rate in dialysis (vascular) access is the key parameter to examine patency and to evaluate the outcomes of various endovascular interve7ntions. While angiography is extensively used for dialysis access–salvage procedures, to date, there is...

(This article belongs to the Special Issue Biomarkers of Vascular Diseases 2.0)
  • Article
  • Open Access
2 Citations
2,403 Views
29 Pages

Mosquitoes, as vectors of numerous serious infectious diseases, require rigorous behavior monitoring for effective disease prevention and control. Simultaneously, precise surveillance of flying insect behavior is also crucial in agricultural pest man...

  • Article
  • Open Access
1 Citations
1,655 Views
23 Pages

26 January 2026

Membrane fouling reduces permeate flux and treatment efficiency, yet most diagnostic methods are destructive and require offline analysis. Optical coherence tomography (OCT) enables in situ, real-time visualization; however, quantitative image extrac...

(This article belongs to the Special Issue Membrane Fouling and Antifouling Strategies for Water and Wastewater Treatment)
  • Article
  • Open Access
683 Views
11 Pages

Multidisciplinary Management of Spinal Dural Arteriovenous Fistulas Using an Endovascular-First Treatment Strategy: A Nine-Year Single-Center Experience

  • Ivan Vukašinović,
  • Bojana Zivkovic,
  • Zarko Nedeljkovic,
  • Mirko Micovic and ,
  • Masa Petrovic,
  • Lidija Stanic,
  • Aleksandra Nedeljkovic,
  • Tijana Nastasovic,
  • Mihailo Milićević and
  • Vladimir Bascarevic
  • + 5 authors+ 0 author

Background/Objectives: Spinal dural arteriovenous fistulas (sDAVFs) are the most common spinal vascular malformation and a treatable cause of progressive myelopathy, yet diagnosis and optimal management remain challenging. This study presents a nine-...

  • Article
  • Open Access
15 Citations
5,708 Views
22 Pages

12 October 2023

In the context of non-uniformity correction (NUC) within infrared imaging systems, current methods frequently concentrate solely on high-frequency stripe non-uniformity noise, neglecting the impact of global low-frequency non-uniformity on image qual...

(This article belongs to the Special Issue Advanced Signal and Image Processing Techniques for Sensor Applications)
  • Article
  • Open Access
4 Citations
2,410 Views
12 Pages

13 October 2023

We aimed to determine whether the hemorrhage risks of cerebral arteriovenous malformation (AVM), evaluated through digital subtraction angiography (DSA) using a neural network, were superior to those assessed through angioarchitecture. We conducted a...

(This article belongs to the Section Bioelectronics)
  • Article
  • Open Access
60 Citations
6,005 Views
18 Pages

19 August 2018

Whenever vegetated areas are monitored over time, phenological changes in land cover should be decoupled from changes in acquisition conditions, like atmospheric components, Sun and satellite heights and imaging instrument. This especially holds when...

(This article belongs to the Section Forest Remote Sensing)
  • Article
  • Open Access
11 Citations
3,239 Views
22 Pages

13 August 2021

This study investigates and evaluates the technology of using plate waves to detect the locations and sizes of circular holes and cracks in plates. Piezoelectric ceramic discs surface-mounted on both sides of an aluminum alloy plate were used as narr...

(This article belongs to the Section Physical Sensors)
  • Article
  • Open Access
1 Citations
779 Views
15 Pages

9 October 2025

Online customer reviews contain rich sentimental expressions of customer preferences on products, which is valuable information for analyzing customer preferences in product design. The adaptive neuro fuzzy inference system (ANFIS) was applied to the...

(This article belongs to the Special Issue Systems Modeling and Analysis of Consumer Behavior and Business Management)
  • Article
  • Open Access
8 Citations
8,942 Views
23 Pages

1 October 2014

In an effort to minimize complex urban microclimatic variability within high-resolution (H-Res) airborne thermal infrared (TIR) flight-lines, we describe the Thermal Urban Road Normalization (TURN) algorithm, which is based on the idea of pseudo inv...

(This article belongs to the Special Issue Advances in Geographic Object-Based Image Analysis (GEOBIA))
  • Article
  • Open Access
8 Citations
4,075 Views
15 Pages

Development of End-to-End Artificial Intelligence Models for Surgical Planning in Transforaminal Lumbar Interbody Fusion

  • Anh Tuan Bui,
  • Hieu Le,
  • Tung Thanh Hoang,
  • Giam Minh Trinh and ,
  • Hao-Chiang Shao,
  • Pei-I Tsai,
  • Kuan-Jen Chen,
  • Kevin Li-Chun Hsieh,
  • E-Wen Huang and
  • Meng-Huang Wu
  • + 10 authors+ 5 authors

Transforaminal lumbar interbody fusion (TLIF) is a commonly used technique for treating lumbar degenerative diseases. In this study, we developed a fully computer-supported pipeline to predict both the cage height and the degree of lumbar lordosis su...

(This article belongs to the Special Issue Recent Advance of Machine Learning in Biomedical Image Analysis)

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