IEEE Canadian Journal of Electrical and Computer Engineering最新文献

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Stability and Performance Enhancement of IoT-Enabled Dual-Axis Solar Tracker Using Red Colobuses Monkey Optimization Algorithm 利用红猴优化算法增强物联网双轴太阳能跟踪器的稳定性和性能
IF 1.9
IEEE Canadian Journal of Electrical and Computer Engineering Pub Date : 2026-06-01 Epub Date: 2026-03-25 DOI: 10.1109/ICJECE.2026.3681372
Pasala Gopi;S. Venkateswarlu;Meisam Mahdavi
{"title":"Stability and Performance Enhancement of IoT-Enabled Dual-Axis Solar Tracker Using Red Colobuses Monkey Optimization Algorithm","authors":"Pasala Gopi;S. Venkateswarlu;Meisam Mahdavi","doi":"10.1109/ICJECE.2026.3681372","DOIUrl":"https://doi.org/10.1109/ICJECE.2026.3681372","url":null,"abstract":"This study focuses on the design, development, and performance evaluation of the dual-axis solar tracker (DaST) system to maximize solar energy harvesting. The proposed system rotates solar panels along both horizontal and vertical axes, dynamically adjusting their orientation to follow the sun’s trajectory using a NodeMCU ESP8266 microcontroller. A novel Internet of Things (IoT) framework enables real-time system monitoring and performance optimization. A fully functional prototype of the IoT-enabled solar tracking system (STS) has been developed and rigorously tested to validate its performance and effectiveness in real-world applications. This research develops a transfer function model of the DaST to analyze the system dynamics under different control schemes. The stability and robustness of the DaST system with uncertainty, including the proportional-integral-derivative (PID) controller, are evaluated through performance degradation curves. The coefficients of the PID controller are optimized using the red colobuses monkey optimization (RCMO) algorithm. Finally, a comparative analysis was conducted to assess the performance of the DaST system with the RCMO Algorithm (RCMOA)-based PID controller against the firefly algorithm (FA), cuckoo search algorithm (CSA), and conventional PID controllers. The results indicate that the RCMO algorithm exhibits better stability and performance across all uncertainty levels compared to the other methods.","PeriodicalId":100619,"journal":{"name":"IEEE Canadian Journal of Electrical and Computer Engineering","volume":"49 3","pages":"273-284"},"PeriodicalIF":1.9,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148141582","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Pseudonym Scheme Based on Hybrid Certificates for Security Credential Management System in Vehicular Communications 基于混合证书的车载通信安全凭证管理系统假名方案
IF 1.9
IEEE Canadian Journal of Electrical and Computer Engineering Pub Date : 2026-06-01 Epub Date: 2026-06-05 DOI: 10.1109/ICJECE.2026.3692881
Abel C. H. Chen;F. J. Hwang;Yu-Chih Wei;Chin-Chen Chang;Bon-Yeh Lin
{"title":"Pseudonym Scheme Based on Hybrid Certificates for Security Credential Management System in Vehicular Communications","authors":"Abel C. H. Chen;F. J. Hwang;Yu-Chih Wei;Chin-Chen Chang;Bon-Yeh Lin","doi":"10.1109/ICJECE.2026.3692881","DOIUrl":"https://doi.org/10.1109/ICJECE.2026.3692881","url":null,"abstract":"In recent years, the Institute of Electrical and Electronics Engineers (IEEE) and the European Telecommunications Standards Institute (ETSI) have developed a series of security communication standards for vehicular communications. These standards include mechanisms such as the Security Credential Management System (SCMS) and butterfly key expansion (BKE) to protect vehicle privacy. However, these standards are mainly based on the elliptic-curve cryptography (ECC), which may be vulnerable to attacks from quantum computing in the future. In response to this potential risk, this study proposes a hybrid certificate that combines the ECC with postquantum cryptography (PQC). This approach enables infrastructure systems to be built on cryptographic foundations that are more resilient to quantum-based attacks. Furthermore, this study presents a generalized pseudonym scheme (PS) that is compatible with various cryptographic algorithms for generating pseudonym certificates (PCs). This design aims to eliminate the possibility of inferring any correlation between the public key in a PC and that in an enrollment certificate (EC). This study also conducts a comprehensive performance evaluation of the RSA, ECC, and PQC algorithms, particularly those standardized by the National Institute of Standards and Technology (NIST). The comparison considers factors such as message length and computation time. Based on the findings, this study recommends suitable PSs that adopt hybrid certificates for secure and efficient use in vehicular communications.","PeriodicalId":100619,"journal":{"name":"IEEE Canadian Journal of Electrical and Computer Engineering","volume":"49 3","pages":"371-391"},"PeriodicalIF":1.9,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148236316","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Improving the Performance of Next-Generation Vehicular Safety Messages Communication With Relay-Assisted Protocol 利用中继辅助协议提高下一代车辆安全信息通信性能
IF 1.9
IEEE Canadian Journal of Electrical and Computer Engineering Pub Date : 2026-06-01 Epub Date: 2026-06-05 DOI: 10.1109/ICJECE.2026.3654427
A. F. M. Shahen Shah;Muhammet Ali Karabulut;Haci Ilhan;Md Baharul Islam;Khaled M. Rabie;Mohammed Atiquzzaman
{"title":"Improving the Performance of Next-Generation Vehicular Safety Messages Communication With Relay-Assisted Protocol","authors":"A. F. M. Shahen Shah;Muhammet Ali Karabulut;Haci Ilhan;Md Baharul Islam;Khaled M. Rabie;Mohammed Atiquzzaman","doi":"10.1109/ICJECE.2026.3654427","DOIUrl":"https://doi.org/10.1109/ICJECE.2026.3654427","url":null,"abstract":"Vehicular ad hoc networks (VANETs) are becoming popular due to autonomy and intelligent transportation systems (ITSs), and they play a key role in enabling the broader concept of the Internet of Vehicles (IoV). Moreover, VANETs will have cutting-edge improvements with the emergence of 5G and 6G technologies. Recent research has concentrated on reducing delay and increasing throughput. To improve the performance of VANETs, a novel MIMO-OFDM-based cooperative vehicular safety message communication mechanism is proposed in this work. Optimal relay selection in cooperative communication is essential in maximizing system performance. This article presents an optimal relay selection mechanism based on the signal-to-noise ratio (SNR) and vehicle velocity for VANETs. First, an SNR-based relay selection mechanism is analyzed separately, and then an optimal relay selection mechanism is suggested based on vehicle velocity. To maximize the benefits of multiple-input–multiple-output (MIMO) and orthogonal frequency-division multiplexing (OFDM), both are combined, and a novel access mechanism is suggested to accommodate MIMO with OFDM. A Markov chain-based mathematical model is derived. Nakagami-m fading channels are considered in the analysis. The performance is evaluated in terms of successful transmission probability, outage probability, throughput, and delay terms. Simulation of urban mobility (SUMO) generates a microscopic mobility model for practical application. For the sake of comparison and to highlight the performance achievable gains, comparisons with existing mechanisms are presented, which reveal significant improvement in performance. The simulation results reveal that significant improvements can be obtained with the proposed system relative to other existing schemes.","PeriodicalId":100619,"journal":{"name":"IEEE Canadian Journal of Electrical and Computer Engineering","volume":"49 3","pages":"344-357"},"PeriodicalIF":1.9,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148236407","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Sequential Inertia Control Strategy of Wind Farm to Address Wake-Induced Time-Delay Effects for Temporary Frequency Support 针对临时频率支持的尾流时滞效应的风电场序贯惯性控制策略
IF 1.6
IEEE Canadian Journal of Electrical and Computer Engineering Pub Date : 2026-06-01 Epub Date: 2026-07-01 DOI: 10.1109/ICJECE.2026.3693742
Tao Zhou;Keke Du;Yi Liu
{"title":"A Sequential Inertia Control Strategy of Wind Farm to Address Wake-Induced Time-Delay Effects for Temporary Frequency Support","authors":"Tao Zhou;Keke Du;Yi Liu","doi":"10.1109/ICJECE.2026.3693742","DOIUrl":"https://doi.org/10.1109/ICJECE.2026.3693742","url":null,"abstract":"This article proposes a sequential inertial control strategy to address the spatiotemporally coupled dynamics and time-delay effects induced by wake propagation during temporary frequency support in wind farms. The core innovation is a phase-aware adaptive framework that explicitly divides the frequency regulation process into three distinct stages—initial inertial response, wake time-delay mitigation, and asymptotic recovery—based on the sequential arrival of wake disturbances. In Phase I, an adaptive droop control combined with variable virtual inertia is designed to maximize kinetic energy release before wake arrival; Phase II introduces a rotational-speed-linked power compensation mechanism to suppress oscillations caused by delayed wake interactions; and Phase III employs time-decay laws for smooth support exit. Validated on a modified IEEE 10-machine 39-bus system, the strategy significantly improves the frequency nadir, dampens power fluctuations, and maintains turbine safety across varying wind speeds and penetration levels, demonstrating robust performance for future low-inertia power systems.","PeriodicalId":100619,"journal":{"name":"IEEE Canadian Journal of Electrical and Computer Engineering","volume":"49 3","pages":"459-471"},"PeriodicalIF":1.6,"publicationDate":"2026-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148512589","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An Efficient Multiresonant Gate Driver for Wide Bandgap Devices: Design Framework, Sensitivity Analysis, and Experimental Verification 用于宽频隙器件的高效多谐振栅极驱动器:设计框架、灵敏度分析和实验验证
IF 1.9
IEEE Canadian Journal of Electrical and Computer Engineering Pub Date : 2026-03-04 DOI: 10.1109/ICJECE.2026.3663371
Asjad Elahi;Mohamed Z. Youssef
{"title":"An Efficient Multiresonant Gate Driver for Wide Bandgap Devices: Design Framework, Sensitivity Analysis, and Experimental Verification","authors":"Asjad Elahi;Mohamed Z. Youssef","doi":"10.1109/ICJECE.2026.3663371","DOIUrl":"https://doi.org/10.1109/ICJECE.2026.3663371","url":null,"abstract":"This article presents a multiresonant gate driver (MRGD) for wide bandgap (WBG) devices. The design carries out a Monte Carlo analysis that incorporates a sensitivity analysis-based optimization technique for MRGDs, designed to drive WBG power MOSFETs. This is applicable to resonant power converters and resonant switched-mode power supply (SMPS). Unlike standard numerical design approaches that are reported in previous studies, the proposed approach streamlines the design process and shortens the product development time by using manufacturer SPICE models. The proposed design and optimization are simulated in LT SPICE, optimizing the key parameters that affect the multiresonant filter’s frequency response. The MRGD aims to maximize operational efficiency at high frequencies when used in SMPS and resonant power converters. The proposed concepts are assessed and validated through a hardware prototype. With the help of simulation and hardware verification, the MRGD demonstrated improved efficiency, achieving a 34.8% reduction in gate drive losses compared to an off-the-shelf conventional voltage-source gate driver (VSGD).","PeriodicalId":100619,"journal":{"name":"IEEE Canadian Journal of Electrical and Computer Engineering","volume":"49 2","pages":"168-179"},"PeriodicalIF":1.9,"publicationDate":"2026-03-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147440604","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Contact-Free Sensing of Stability in Vector Fields of Vibratory Dynamical Systems 振动动力系统矢量场稳定性的无接触传感
IF 1.9
IEEE Canadian Journal of Electrical and Computer Engineering Pub Date : 2026-03-04 DOI: 10.1109/ICJECE.2026.3652096
Enze Cui;James F. Peters
{"title":"Contact-Free Sensing of Stability in Vector Fields of Vibratory Dynamical Systems","authors":"Enze Cui;James F. Peters","doi":"10.1109/ICJECE.2026.3652096","DOIUrl":"https://doi.org/10.1109/ICJECE.2026.3652096","url":null,"abstract":"This article introduces a contact-free sensing (CFS) framework for stability analysis of vibratory dynamical systems via extracted motion vector fields (EMVf) inherent in near infrared (NIR) video frame sequences. Unlike traditional stability metrics (e.g., Amer et al., Lyapunov, and Gromov–Hausdorff), the CFS approach uses the Krantz criterion to measure stability via a required versus actual upper bound on the eigenvalues of the motion vector fields extracted from NIR frame sequences. The experimental results use the CFS framework to demonstrate a reduction in the maximum eigenvalue from <inline-formula> <tex-math>$left|lambda_{max }right|$ </tex-math></inline-formula> > 1 (unstable EMVf before modulation) to <inline-formula> <tex-math>$left|lambda_{max }right|$ </tex-math></inline-formula> ≤ 1 (stable EMVf) after modulation. The main novelties in contract-free monitoring of vibratory systems reported in this article are as follow: 1) adjustable time lag between system motion recorded in NIR video frame sequences, 2) ease with which vibratory motion instability is detected whenever the maximal eigenvalue of an EMVf exceeds a required upper bound limit, and 3) straightforward means of measuring the difference between Hamilton characteristics of recorded EMVfs that occur at different times. This noncontact method eliminates sensor-induced artifacts and offers real-time stability for industrial applications in vibratory mechanical (e.g., bounded vibration of a pile driver monitored with an NIR camera) and biomechanical systems (e.g., bounded variation in rehabilitating walker motion).","PeriodicalId":100619,"journal":{"name":"IEEE Canadian Journal of Electrical and Computer Engineering","volume":"49 2","pages":"159-167"},"PeriodicalIF":1.9,"publicationDate":"2026-03-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147440600","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Edge-AI-Enabled Adaptive Control of Positive Output Super Lift Luo Converters for Smart EV Charging Stations: FPGA-Based Implementation for Renewable-Powered Systems 智能电动汽车充电站正输出超级升力转换器的边缘人工智能自适应控制:基于fpga的可再生能源系统实现
IF 1.9
IEEE Canadian Journal of Electrical and Computer Engineering Pub Date : 2026-03-03 DOI: 10.1109/ICJECE.2026.3656114
A. Joseph Basanth;M. Lordwin Cecil Prabhaker;Xavier N. Fernando;R. Daisy Merina
{"title":"Edge-AI-Enabled Adaptive Control of Positive Output Super Lift Luo Converters for Smart EV Charging Stations: FPGA-Based Implementation for Renewable-Powered Systems","authors":"A. Joseph Basanth;M. Lordwin Cecil Prabhaker;Xavier N. Fernando;R. Daisy Merina","doi":"10.1109/ICJECE.2026.3656114","DOIUrl":"https://doi.org/10.1109/ICJECE.2026.3656114","url":null,"abstract":"This article presents an edge-AI-enabled adaptive genetic algorithm (GA)-optimized fuzzy logic controller (AGA-FLC) for a positive output super lift relift Luo converter (POSLRLC), developed for energyefficient and stable operation in renewable-powered electric vehicle (EV) charging stations. The converter mitigates nonlinear and high-gain dynamics by integrating fuzzy inference with real-time GA-based optimization, implemented on an FPGA-based edge computing platform. The proposed controller dynamically tunes fuzzy membership functions and rule weights to ensure optimal duty-cycle regulation under varying solar input and load conditions. Simulation and hardware-in-loop validation demonstrate superior dynamic response with a rise time of 15 ms, settling time of 28 ms, and peak overshoot below 3%. The system achieves an efficiency of 95.8% and maintains a THDv of 2.1%, fully compliant with IEC 61000-3-2 Class A harmonic limits. FPGA synthesis results indicate 62.8% look-up table (LUT) utilization, 1.8-W on-chip power, and 21-ns latency. Monte Carlo robustness testing (10 000 runs) confirms 100% compliance with performance criteria across ±10% parameter variations. The proposed AGA-FLC provides a scalable and intelligent control solution for next-generation EV charging systems and smart grid infrastructures.","PeriodicalId":100619,"journal":{"name":"IEEE Canadian Journal of Electrical and Computer Engineering","volume":"49 2","pages":"146-158"},"PeriodicalIF":1.9,"publicationDate":"2026-03-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147440603","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Optimized Authentication for WBANs Using Hyperelliptic Curve Cryptography in Cloud-Aided Medical Systems 云辅助医疗系统中基于超椭圆曲线密码的wban优化认证
IF 1.9
IEEE Canadian Journal of Electrical and Computer Engineering Pub Date : 2026-03-02 DOI: 10.1109/ICJECE.2026.3661578
Pabitha B;V. Vani;Shridhar Sanshi
{"title":"Optimized Authentication for WBANs Using Hyperelliptic Curve Cryptography in Cloud-Aided Medical Systems","authors":"Pabitha B;V. Vani;Shridhar Sanshi","doi":"10.1109/ICJECE.2026.3661578","DOIUrl":"https://doi.org/10.1109/ICJECE.2026.3661578","url":null,"abstract":"Wireless body area networks (WBANs) are one of the most essential technologies for today's electronic healthcare to achieve real-time monitoring and remote medical treatment in cloud-assisted environments. However, secure and efficient authentication is still a big challenge due to the constrained capabilities of WBAN devices. While many existing solutions use elliptic curve cryptography (ECC), it might introduce excessive computational and communication overheads. The work describes a lightweight authentication protocol for WBAN based on hyperelliptic curve cryptography (HECC), an emerging ECC substitute to address these limitations. HECC ensures the same security with shorter key sizes and reduced computation overhead, and thus is even more appropriate for resource-constrained environments. The proposed protocol is comprehensively analyzed for security and has been proven secure against various known attacks while fulfilling the necessary authentication requirements. Performance analysis indicates that the presented scheme attains considerable computational time savings, communication overhead, and storage, which indicates its feasibility and efficiency in secure healthcare systems.","PeriodicalId":100619,"journal":{"name":"IEEE Canadian Journal of Electrical and Computer Engineering","volume":"49 2","pages":"130-145"},"PeriodicalIF":1.9,"publicationDate":"2026-03-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147362543","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Design and Simulation of Four-Pole Induction Motors for Premium, Super-Premium, and Ultra-Premium Efficiency 四极感应电机的优质、超优质和超优质效率设计与仿真
IF 1.9
IEEE Canadian Journal of Electrical and Computer Engineering Pub Date : 2026-02-18 DOI: 10.1109/ICJECE.2026.3652824
Abhishek Kishor;Natesan Chokkalingam Lenin;Sathyanarayanan Nandagopal;Arjun Seshadri;A. Bharathi Sankar Ammaiyappan;Mohamed N. Ibrahim
{"title":"Design and Simulation of Four-Pole Induction Motors for Premium, Super-Premium, and Ultra-Premium Efficiency","authors":"Abhishek Kishor;Natesan Chokkalingam Lenin;Sathyanarayanan Nandagopal;Arjun Seshadri;A. Bharathi Sankar Ammaiyappan;Mohamed N. Ibrahim","doi":"10.1109/ICJECE.2026.3652824","DOIUrl":"https://doi.org/10.1109/ICJECE.2026.3652824","url":null,"abstract":"Environmental aspects are largely affected by power generation and consumption. The Indian economy is based on the agriculture sector, where electric motors play a vital role in this application as a pump. Induction motors with the International Efficiency (IE3) standard are in use at present, which lags in efficiency. Revitalizing these motors for the next generation is a paramount importance among researchers. Super-premium and ultra-premium (IE4 and IE5, respectively) motors are the way to go in these applications for reduced power consumption. This article provides the design aspects of those three motors with in-depth electromagnetic and thermal studies. The authors believe that this will lead the researchers and the industry designers to move beyond the requirements of the energy-efficient induction motors.","PeriodicalId":100619,"journal":{"name":"IEEE Canadian Journal of Electrical and Computer Engineering","volume":"49 2","pages":"118-129"},"PeriodicalIF":1.9,"publicationDate":"2026-02-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147299637","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Deep Generative Models for Node Embedding and Neighborhood Prediction in Dynamic Graphs of Recommendation Systems 推荐系统动态图中节点嵌入和邻域预测的深度生成模型
IF 1.9
IEEE Canadian Journal of Electrical and Computer Engineering Pub Date : 2026-02-02 DOI: 10.1109/ICJECE.2025.3650740
Mohamed Darghouthi;Aymen Hamrouni;Hakim Ghazzai;Lokman Sboui
{"title":"Deep Generative Models for Node Embedding and Neighborhood Prediction in Dynamic Graphs of Recommendation Systems","authors":"Mohamed Darghouthi;Aymen Hamrouni;Hakim Ghazzai;Lokman Sboui","doi":"10.1109/ICJECE.2025.3650740","DOIUrl":"https://doi.org/10.1109/ICJECE.2025.3650740","url":null,"abstract":"In this article, we develop generative models that generate embeddings for graph nodes while using only their initial features without any knowledge about their neighborhoods and connections. Accordingly, we start by generating reference embeddings using a graph neural network (GNN) trained on full graph knowledge. Afterward, we train the generative models, specifically an autoencoder and a generative adversarial network (GAN), which use only the initial node features to generate close and almost indistinguishable embeddings to those generated by the GNN. To this end, we use a customized loss function acting as a strong regularization for our models. It compels them to generate only embeddings with small error values from those generated by the fully fledged model. Using real-world graph datasets, we evaluate the quality of the generated embeddings for different similarity metrics such as the mean-squared error (MSE) and cosine similarity. We also assess their ability in reconstructing an initial graph and predicting the neighborhood of each newly added node. Results show the superiority of the proposed generative models over the conventional ones and that the proposed GAN model outperforms the proposed autoencoder with an efficiency in graph reconstruction exceeding 85% for different datasets.","PeriodicalId":100619,"journal":{"name":"IEEE Canadian Journal of Electrical and Computer Engineering","volume":"49 1","pages":"105-117"},"PeriodicalIF":1.9,"publicationDate":"2026-02-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146175732","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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