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Electronics, Volume 14, Issue 7

2025 April-1 - 249 articles

Cover Story: How can we ensure that AI in medicine and education respects human values? In the following paper, we introduce the Ethical Firewall Architecture, a pioneering solution that embeds provable ethical constraints into AI decision-making. Discover how it combines cutting-edge technology, including blockchain immutability, with human oversight to address ethical challenges and build necessary trust in AI applications. View this paper
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Articles (249)

  • Article
  • Open Access
1,125 Views
17 Pages

Federated learning has been widely applied in automatic speech recognition. However, variations in speaker behaviors result in a significant data imbalance across client devices. Conventional federated speech recognition algorithms typically use fixe...

  • Article
  • Open Access
1,827 Views
22 Pages

Enhanced Charge Pump Architecture with Feedback Supply Selector for Optimized Switching Performance

  • Cristian Stancu,
  • Anca Andreea Mitu,
  • Teodora Ionescu,
  • Andrei Neacsu,
  • Lidia Dobrescu and
  • Dragos Dobrescu

Conventional operational amplifier designs often experience parameter performance issues during the transition between complementary input differential stages, which restricts the full rail-to-rail common mode voltage swing. This paper presents an in...

  • Article
  • Open Access
1,030 Views
31 Pages

In multitasking systems, concurrent execution leads to an exponential growth of the state space, posing significant challenges for formal verification. This complexity is further exacerbated in hybrid systems that integrate discrete and continuous dy...

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

CNDD-Net: A Lightweight Attention-Based Convolutional Neural Network for Classifying Corn Nutritional Deficiencies and Leaf Diseases

  • Suresh Timilsina,
  • Sandhya Sharma,
  • Samir Gnawali,
  • Kazuhiko Sato,
  • Yoshifumi Okada,
  • Shinya Watanabe and
  • Satoshi Kondo

Plant diseases and nutrient deficiencies pose significant challenges to food production, making it crucial to identify them accurately and quickly, as their symptoms can often be similar. Prompt and precise detection is essential to implement effecti...

  • Article
  • Open Access
5 Citations
2,554 Views
26 Pages

The increasing integration of Artificial Intelligence (AI) in education has led to the development of innovative tools like Intelligent Question-Answering Systems (IQASs), aiming to revolutionize traditional learning paradigms. However, many existing...

  • Article
  • Open Access
2 Citations
1,163 Views
12 Pages

Design of Omnidirectional Antennas Using TM22 and Quasi-TM11 Modes with Characteristic Mode Analysis

  • Wei Hu,
  • Tao Tang,
  • Liangfu Peng,
  • Maged A. Aldhaeebi,
  • Thamer S. Almoneef and
  • Dongming Tang

This study presents the design of two high-gain omnidirectional antennas with minimal pattern ripple. Antenna I is based on a conventional microstrip patch structure, while Antenna II integrates a modified design with four metal probes. Characteristi...

  • Article
  • Open Access
774 Views
17 Pages

Space-to-ground laser communication (SGLC) offers a paradigm-shifting solution to overcome the bandwidth constraints of radio frequency systems by leveraging laser beams for ultra-high data throughput, although its link availability probability is si...

  • Article
  • Open Access
4 Citations
2,371 Views
20 Pages

Accurate and real-time outdoor localization and pose estimation are critical for various applications, including navigation, robotics, and augmented reality. Apple’s ARKit, a leading AR platform, employs visual–inertial odometry (VIO) and...

  • Article
  • Open Access
1,079 Views
29 Pages

MDFFN: Multi-Scale Dual-Aggregated Feature Fusion Network for Hyperspectral Image Classification

  • Ge Song,
  • Xiaoqi Luo,
  • Yuqiao Deng,
  • Fei Zhao,
  • Xiaofei Yang,
  • Jiaxin Chen and
  • Jinjie Chen

Employing the multi-scale strategy in hyperspectral image (HSI) classification enables the exploration of complex land-cover structures with diverse shapes. However, existing multi-scale methods still have limitations for fine feature extraction and...

  • Article
  • Open Access
2 Citations
1,654 Views
19 Pages

The paper proposes a methodology for assessing the quality of the direct laser melting process of 316L steel powder, which was tested when creating products in a construction furnace of the EOSINT M280 system at different laser powers. The methodolog...

  • Retraction
  • Open Access
545 Views
1 Page

RETRACTED: Zhang et al. Effects of Current Filaments on IGBT Avalanche Robustness: A Simulation Study. Electronics 2024, 13, 2347

  • Jingping Zhang,
  • Houcai Luo,
  • Huan Wu,
  • Bofeng Zheng,
  • Xianping Chen,
  • Guoqi Zhang,
  • Paddy French and
  • Shaogang Wang

The Electronics Editorial Office retracts the article “Effects of Current Filaments on IGBT Avalanche Robustness: A Simulation Study” [...]

  • Article
  • Open Access
1,651 Views
22 Pages

To address the issue of reduced target detection accuracy due to interfering targets and clutter reference cells in complex traffic scenarios, we propose the ADVI-CFAR (Adaptive Discriminant Variation Index Constant False Alarm Rate) detection algori...

  • Article
  • Open Access
2 Citations
1,633 Views
21 Pages

Infrared Bionic Compound-Eye Camera: Long-Distance Measurement Simulation and Verification

  • Xiaoyu Wang,
  • Linhan Li,
  • Jie Liu,
  • Zhen Huang,
  • Yuhan Li,
  • Huicong Wang,
  • Yimin Zhang,
  • Yang Yu,
  • Xiupeng Yuan and
  • Sili Gao
  • + 1 author

To achieve rapid distance estimation and tracking of moving targets in a large field of view, this paper proposes an innovative simulation method. Using a low-cost approach, the imaging and distance measurement performance of the designed cooling-typ...

  • Article
  • Open Access
2 Citations
1,610 Views
25 Pages

Fire detection using deep learning has become a widely adopted approach. However, YOLO-based models often face performance limitations due to NMS, while DETR-based models struggle to meet real-time processing requirements. To address these challenges...

  • Article
  • Open Access
11 Citations
4,698 Views
21 Pages

Electric vehicles (EVs) play a crucial role in achieving sustainability goals, mitigating energy crises, and reducing air pollution. However, their rapid adoption poses significant challenges to the power grid, particularly during peak charging perio...

  • Article
  • Open Access
5 Citations
1,501 Views
19 Pages

This paper presents the design, implementation, and testing of a fuzzy battery manager featuring a novel hardware design. The system uses a fuzzy inference system to charge and balance two battery cells in series, integrating a microcontroller and a...

  • Article
  • Open Access
3 Citations
1,743 Views
21 Pages

In order to address the problem that the paint surface of the damaged region of the body is similar to the color texture characteristics of the usual paint surface, which leads to the phenomenon of leakage or misdetection in the detection process, an...

  • Article
  • Open Access
3,315 Views
17 Pages

A Cost-Effective System for EMG/MMG Signal Acquisition

  • Jerzy S. Witkowski and
  • Andrzej Grobelny

This article presents a cost-effective, robust, and reliable system for EMG/MMG (electromyography/mechanomyography). Signals indicating muscle activity have numerous applications and are the subject of many studies. However, acquiring these signals i...

  • Feature Paper
  • Article
  • Open Access
1 Citations
1,048 Views
26 Pages

Applying Collaborative Co-Simulation to Railway Traction Energy Consumption

  • David Golightly,
  • Anirban Bhattacharyya,
  • Ken Pierce,
  • Zhongbei Tian,
  • Zhiyuan Lin,
  • Ronghui Liu,
  • Xinnan Lyu,
  • Kangrui Jiang and
  • Xiao Liu

Simulation is a vital tool for understanding rail traction energy consumption. Simulating such energy consumption requires an understanding of the interactions between timetable, infrastructure, and driver behavior to be encapsulated within a multi-t...

  • Article
  • Open Access
3 Citations
1,426 Views
25 Pages

This article presents an improved control strategy based on the traditional sliding-mode controller (SMC), integrated with a generalized higher-order disturbance observer (DOB), to enhance the speed regulation of permanent magnet synchronous motors (...

  • Article
  • Open Access
1 Citations
1,559 Views
23 Pages

Blockchain technology is revolutionizing various industries through decentralized architecture and secure transaction mechanisms, yet its core application—smart contracts—faces increasingly sophisticated security threats. Recognizing the...

  • Article
  • Open Access
5 Citations
4,764 Views
22 Pages

In recent years, artificial intelligence (AI) has increasingly utilized speech and video signals for emotion recognition, facial recognition, and depression detection, playing a crucial role in mental health assessment. However, the AI-driven researc...

  • Article
  • Open Access
6 Citations
9,144 Views
25 Pages

Software testing is critical for ensuring software reliability, with test case generation often being resource-intensive and time-consuming. This study leverages the Llama-2 large language model (LLM) to automate unit test generation for Java focal m...

  • Article
  • Open Access
5 Citations
1,157 Views
24 Pages

Accurate prediction of the State of Charge (SOC) of lithium-ion batteries is the foundation for the stable and efficient operation of battery management systems. This paper proposes a lithium-ion battery SOC estimation method based on the Dung Beetle...

  • Article
  • Open Access
1 Citations
2,416 Views
14 Pages

The bandgap-engineered tunneling oxide (BE-TOX) structure has been proposed to address the incompatibility between erase efficiency and retention performance in NAND flash memory. Previous studies have primarily focused on single flash memory cells,...

  • Article
  • Open Access
722 Views
18 Pages

Influence of Electro-Optical Characteristics on Color Boundaries

  • Jingxu Li,
  • Xifeng Zheng,
  • Deju Huang,
  • Fengxia Liu,
  • Junchang Chen,
  • Yufeng Chen,
  • Hui Cao and
  • Yu Chen

This paper presents a comprehensive investigation into the phenomenon of gamut boundary distortion that occurs during the gamut conversion process in LED full-color display systems. This phenomenon is influenced by the electro-optical transfer functi...

  • Article
  • Open Access
2,055 Views
24 Pages

With the increase in ownership of Internet of Things (IoT) devices, there is a bigger demand for stronger implementation of security mechanisms and addressing zero-day vulnerabilities. This work is the first to provide a platform that combines featur...

  • Article
  • Open Access
1,406 Views
20 Pages

While existing tongue detection methods have achieved good accuracy, the problems of low detection speed and excessive noise in the background area still exist. To address these problems, a fast tongue detection model based on a lightweight model and...

  • Article
  • Open Access
5 Citations
831 Views
25 Pages

This study introduces a modified second-order super-twisting sliding mode control algorithm designed to enhance the precision and robustness of knee exoskeleton robots by incorporating advanced uncertainty mitigation techniques. The key contribution...

  • Review
  • Open Access
9 Citations
3,671 Views
13 Pages

Designs and Challenges in Fluid Antenna System Hardware

  • Kin-Fai Tong,
  • Baiyang Liu and
  • Kai-Kit Wong

Fluid Antenna Systems (FASs) have recently emerged as a promising solution to address the demanding performance indicators (KPIs) and scalability challenges of future 6G mobile communications. By enabling agile control over both radiating position an...

  • Article
  • Open Access
1 Citations
1,467 Views
18 Pages

Geographic Routing Decision Method for Flying Ad Hoc Networks Based on Mobile Prediction

  • Guoyong Wang,
  • Mengfei Fan,
  • Saiwei Jia,
  • Meiyi Yang,
  • Xinxin Wei and
  • Lin Wang

Flying ad hoc networks (FANETs) have highly dynamic and energy-limited characteristics. Compared with traditional mobile ad hoc networks, their nodes move faster and their topology changes more frequently. Therefore, the design of routing protocols f...

  • Article
  • Open Access
2 Citations
2,452 Views
28 Pages

Trustworthiness Optimisation Process: A Methodology for Assessing and Enhancing Trust in AI Systems

  • Mattheos Fikardos,
  • Katerina Lepenioti,
  • Dimitris Apostolou and
  • Gregoris Mentzas

The emerging capabilities of artificial intelligence (AI) and the systems that employ them have reached a point where they are integrated into critical decision-making processes, making it paramount to change and adjust how they are evaluated, monito...

  • Article
  • Open Access
898 Views
33 Pages

Federated learning represents a newly emerging methodology in the field of machine learning that enables distributed agents to collaboratively learn a centralized model without sharing their raw data. Some scholars have already proposed many first-or...

  • Article
  • Open Access
797 Views
14 Pages

To address the limitations of the RRT-series algorithm and its variants, which have demonstrated a lack of dynamic adaptability in various environments, poor path quality, slow convergence rates, and a tendency to become trapped in local optima, this...

  • Retraction
  • Open Access
879 Views
1 Page

RETRACTED: Khan et al. A Comprehensive Survey of Energy-Efficient MAC and Routing Protocols for Underwater Wireless Sensor Networks. Electronics 2022, 11, 3015

  • Zahid Ullah Khan,
  • Qiao Gang,
  • Aman Muhammad,
  • Muhammad Muzzammil,
  • Sajid Ullah Khan,
  • Mohammed El Affendi,
  • Gauhar Ali,
  • Imdad Ullah and
  • Javed Khan

The journal retracts the article, entitled “A Comprehensive Survey of Energy-Efficient MAC and Routing Protocols for Underwater Wireless Sensor Networks” [...]

  • Article
  • Open Access
1 Citations
1,141 Views
28 Pages

Rule-Based Control Strategy for a Novel Dual-Motor PHEV Improved by Dynamic Programming

  • Shunzhang Zou,
  • Jun Zhang,
  • Yu Yang,
  • Yunshan Zhou,
  • Yunfeng Liu,
  • Jingyang Peng and
  • Xiaokang Feng

Appropriate energy management strategy can further improve the fuel economy of plug-in hybrid electric vehicles (PHEV). Rule-based control strategies are dominant in actual vehicles because of their fast calculation and easy implementation. However,...

  • Article
  • Open Access
1 Citations
1,512 Views
38 Pages

This paper presents a method for dynamic pattern recognition and classification of one dangerous caterpillar species to allow for its control in maize crops. The use of dynamic pattern recognition supports the identification of patterns in digital im...

  • Article
  • Open Access
1,244 Views
39 Pages

Stream processing frameworks have become key enablers of real-time data processing in modern distributed systems. However, robust and scalable mechanisms for verifying temporal properties are often lacking in existing systems. To address this gap, a...

  • Article
  • Open Access
1,408 Views
19 Pages

Discrete Diffusion-Based Generative Semantic Scene Completion

  • Yiqi Wu,
  • Xuan Huang,
  • Boxiong Yang,
  • Yong Chen,
  • Fadi Aburaid and
  • Dejun Zhang

Semantic scene completion through AI-driven content generation is a rapidly evolving field with crucial applications in 3D reconstruction and scene understanding. This task presents considerable challenges, arising from the intrinsic data sparsity an...

  • Article
  • Open Access
2 Citations
2,159 Views
20 Pages

A Recommendation System Based on a Microservice Architecture to Avoid Workplace Stress

  • Fátima Rodrigues,
  • Francisco Pinelas,
  • Simão Ferreira,
  • Matilde Rodrigues and
  • Nuno Rocha

Stress in the workplace is a major problem that affects people of all ages, backgrounds, and occupations. It can contribute to various health problems, from anxiety to insomnia, among others. Workplace stress significantly impacts employee well-being...

  • Article
  • Open Access
4 Citations
4,333 Views
25 Pages

Multiplayer Online Battle Arena (MOBA) games, exemplified by titles such as League of Legends and Dota 2, have attained global popularity and have been formally recognized as an official event in the 2022 Hangzhou Asian Games, thus establishing their...

  • Article
  • Open Access
683 Views
20 Pages

The budgeted influence maximization (BIM) problem aims to select an optimal subset of nodes, each with a unique selection cost, to maximize the influence in a network under a fixed budget. Most existing methods address static networks with constant n...

  • Article
  • Open Access
815 Views
26 Pages

The operating temperature of new energy vehicles fluctuates significantly, and variations in motor temperature lead to changes in parameters. These changes introduce errors into the motor’s mathematical model, reducing torque accuracy and causi...

  • Article
  • Open Access
2 Citations
6,184 Views
19 Pages

Low-Frequency Active Noise Control System Based on Feedback FXLMS

  • Ting-Yu Chen,
  • Jia-Horng Yang,
  • Chien-Liang Lai and
  • Chun-Ta Wei

The rise of industrial machinery and military training activities has significantly contributed to low-frequency noise pollution, which can penetrate traditional passive noise isolation methods and pose serious health risks, including irreversible he...

  • Article
  • Open Access
2,521 Views
23 Pages

RGB-D Camera-Based Human Head Motion Detection and Recognition System for Positron Emission Tomography Scanning

  • Yixin Shan,
  • Zikun Lu,
  • Zhe Sun,
  • Hao Liu,
  • Jiangchang Xu,
  • Yixing Sun and
  • Xiaojun Chen

Positron emission tomography (PET) is one of the most advanced imaging diagnostic devices in the medical field, playing a crucial role in tumor diagnosis and treatment. However, patient motion during scanning can lead to motion artifacts, which affec...

  • Article
  • Open Access
2 Citations
1,651 Views
26 Pages

This study introduces a visual SLAM real-time system designed for small indoor environments. The system demonstrates resilience against significant motion clutter and supports wide-baseline loop closing, re-localization, and automatic initialization....

  • Article
  • Open Access
551 Views
12 Pages

Indoor visible light positioning is susceptible to specular interference, which reduces the accuracy of positioning. From the perspective of increasing the number of identity documents (IDs), this paper proposes a light source authentication algorith...

  • Article
  • Open Access
2 Citations
1,321 Views
21 Pages

Improved Maneuver Detection-Based Multiple Hypothesis Bearing-Only Target Tracking Algorithm

  • Xinan Liu,
  • Panlong Wu,
  • Yuming Bo,
  • Chunhao Liu,
  • Haitao Hu and
  • Shan He

In ground-based bearing-only tracking of multiple maneuvering targets, there are difficulties in data association due to the reliance solely on azimuth information, making it challenging to distinguish and identify multiple targets. This problem is p...

  • Article
  • Open Access
1,058 Views
22 Pages

Assessment of Movement Disorders in the Elderly Based on Skeletal Action Recognition

  • Yangwei Ying,
  • Haotian Wang,
  • Jun Liao,
  • Yiwen Xing,
  • Lina Ma and
  • Hong Zhou

With the global population aging, promoting healthy aging has become a critical societal objective. Movement disorders, which include age-related motor decline and neurodegenerative diseases such as Parkinson’s disease, significantly impair qua...

  • Review
  • Open Access
12 Citations
9,074 Views
28 Pages

This review paper provides a comprehensive examination of millimeter-wave radar technologies in automotive systems, reviewing their advancements through signal processing innovations. The evolution of radar systems, from conventional platforms to mmW...

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Electronics - ISSN 2079-9292