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Engineering Letters
Objectives and Scope Engineering Letters is published with both online and print versions. The journal covers the frontier issues in the engineering and the computer science and their applications in business, industry and other subjects. The computer science is a branch of engineering science that studies computable processes and structures. It contains theories for understanding computing systems and methods; computational algorithms and tools; methodologies for testing of concepts. The subjects covered by the journal include artificial intelligence, bioinformatics, computational statistics, database, data mining, financial engineering, hardware systems, imaging engineering, industrial engineering, internet computing, networking, operations research, scientific computing, software engineering, and their applications etc. Printed copies of the journal are distributed to accredited universities and government libraries. All the papers in the journal are also available freely with online full-text content and permanent worldwide web link. The abstracts will be indexed and available at major academic databases. ISSN: 1816-0948 (online version); 1816-093X (print version) Subject Category: Computer science and engineering Published by: International Association of Engineers
Contents: Volume 33 Issue 4 (Online version available: 1 April 2025)
JOURNAL PAPERS: A SMNIR Cyber Rumour Propagation Prediction Model Based on Evolutionary Game Qiujuan Tong, Shengqi Yue, Jianke Zhang, and Luwen Wang Engineering Letters, 33:4, pp793-803 [Online Full Text] Qiujuan Tong, Shengqi Yue, Jianke Zhang, and Luwen Wang, "A SMNIR Cyber Rumour Propagation Prediction Model Based on Evolutionary Game," Engineering Letters, vol. 33, no. 4, pp793-803, 2025
Double Layer Structure Filter Feature Selection Method Yu-Wei Song, Jie-Sheng Wang, Yu-Liang Qi, Yu-Cai Wang, and Hao-Ming Song Engineering Letters, 33:4, pp804-822 [Online Full Text] Yu-Wei Song, Jie-Sheng Wang, Yu-Liang Qi, Yu-Cai Wang, and Hao-Ming Song, "Double Layer Structure Filter Feature Selection Method," Engineering Letters, vol. 33, no. 4, pp804-822, 2025
Design and Optimization of Ring-pair Permanent Magnets for Portable Magnetic Resonance Imaging Systems Yi-Yuan Cheng, Ming-Yang Su, Yi-Ding Huang, and Wei Liu Engineering Letters, 33:4, pp823-832 [Online Full Text] Yi-Yuan Cheng, Ming-Yang Su, Yi-Ding Huang, and Wei Liu, "Design and Optimization of Ring-pair Permanent Magnets for Portable Magnetic Resonance Imaging Systems," Engineering Letters, vol. 33, no. 4, pp823-832, 2025
Optimising ZnO:Al/ZnO/ZnMgO/CZTS Solar cells with ZnMgO Alloys for Efficient Photovoltaic Conversion: A Machine Learning Approach Adapa Gopi, M.Purna Kishore, V.N.V.Satya Prakash, A.Kishore Reddy, Kotha Chandana, G.Rajesh Chandra, and Venkata Kishore Kumar Rejeti Engineering Letters, 33:4, pp833-839 [Online Full Text] Adapa Gopi, M.Purna Kishore, V.N.V.Satya Prakash, A.Kishore Reddy, Kotha Chandana, G.Rajesh Chandra, and Venkata Kishore Kumar Rejeti, "Optimising ZnO:Al/ZnO/ZnMgO/CZTS Solar cells with ZnMgO Alloys for Efficient Photovoltaic Conversion: A Machine Learning Approach," Engineering Letters, vol. 33, no. 4, pp833-839, 2025
Dynamic Event-Triggered Low-Computation Neural Adaptive Output-Feedback Control for Strict-Feedback Nonlinear Systems with Prescribed Performance Haibo Xu, Xinyu Ouyang, and Nannan Zhao Engineering Letters, 33:4, pp840-848 [Online Full Text] Haibo Xu, Xinyu Ouyang, and Nannan Zhao, "Dynamic Event-Triggered Low-Computation Neural Adaptive Output-Feedback Control for Strict-Feedback Nonlinear Systems with Prescribed Performance," Engineering Letters, vol. 33, no. 4, pp840-848, 2025
Composite Hierarchical Anti-disturbance Fuzzy Control for Nonlinear Interconnected Systems Via Disturbance Observer Shangchun Mao, Cheng Qian, Zhilian Yan, and Taiping Jiang Engineering Letters, 33:4, pp849-859 [Online Full Text] Shangchun Mao, Cheng Qian, Zhilian Yan, and Taiping Jiang, "Composite Hierarchical Anti-disturbance Fuzzy Control for Nonlinear Interconnected Systems Via Disturbance Observer," Engineering Letters, vol. 33, no. 4, pp849-859, 2025
Discrepant Adversarial Domain Adaptation Network for Rolling Bearing Intelligent Fault Diagnosis under Varying Working Condition Kai Zheng, Pengyuan Zhao, Jinfeng Xiong, Yin Bai, Yongying Li, Zihao Long, and Zheng Zhang Engineering Letters, 33:4, pp860-875 [Online Full Text] Kai Zheng, Pengyuan Zhao, Jinfeng Xiong, Yin Bai, Yongying Li, Zihao Long, and Zheng Zhang, "Discrepant Adversarial Domain Adaptation Network for Rolling Bearing Intelligent Fault Diagnosis under Varying Working Condition," Engineering Letters, vol. 33, no. 4, pp860-875, 2025
A Novel Clustering Method for PV Power Curve Patterns based on Multidimensional Feature, Entropy Weight, and K-means Xingzhen Li, Yiwei Ma, Hao Zhong, and Miao Huang Engineering Letters, 33:4, pp876-885 [Online Full Text] Xingzhen Li, Yiwei Ma, Hao Zhong, and Miao Huang, "A Novel Clustering Method for PV Power Curve Patterns based on Multidimensional Feature, Entropy Weight, and K-means," Engineering Letters, vol. 33, no. 4, pp876-885, 2025
Enhancing Precision and Reducing Surface Damage in Ti-6Al-4V ELI Cortical Screws through Optimized Polishing Techniques Gusri A. Ibrahim, Yanuar Burhanuddin, Andre Firmansyah, Arzaq G. Dityamri, Dewi Sartika, Suryadiwansa Harun, and Dendy Adanta Engineering Letters, 33:4, pp886-897 [Online Full Text] Gusri A. Ibrahim, Yanuar Burhanuddin, Andre Firmansyah, Arzaq G. Dityamri, Dewi Sartika, Suryadiwansa Harun, and Dendy Adanta, "Enhancing Precision and Reducing Surface Damage in Ti-6Al-4V ELI Cortical Screws through Optimized Polishing Techniques," Engineering Letters, vol. 33, no. 4, pp886-897, 2025
An Improved LSML with Global and Local Label Correlation Yichun Liu, Qing Ai, Yiying Wang, Yang Yu, Bo Cui, and Yuting Xu Engineering Letters, 33:4, pp898-912 [Online Full Text] Yichun Liu, Qing Ai, Yiying Wang, Yang Yu, Bo Cui, and Yuting Xu, "An Improved LSML with Global and Local Label Correlation," Engineering Letters, vol. 33, no. 4, pp898-912, 2025
Influence of Target Dynamic RCS Characteristics on Active Cancellation Yongqiang Yang, Lifeng Wang, Guodong Zhao, and Cheng Cheng Engineering Letters, 33:4, pp913-923 [Online Full Text] Yongqiang Yang, Lifeng Wang, Guodong Zhao, and Cheng Cheng, "Influence of Target Dynamic RCS Characteristics on Active Cancellation," Engineering Letters, vol. 33, no. 4, pp913-923, 2025
Research on Network Security Situation Assessment Based on DSAE-TBSMACNN Model Hong Dai, Qiaochu Sun, Jiwang Sun, and Baiping Sun Engineering Letters, 33:4, pp924-933 [Online Full Text] Hong Dai, Qiaochu Sun, Jiwang Sun, and Baiping Sun, "Research on Network Security Situation Assessment Based on DSAE-TBSMACNN Model," Engineering Letters, vol. 33, no. 4, pp924-933, 2025
A Compact MIMO Antenna with High Efficiency for 6G Communications Karrar Shakir Muttair, Oras Ahmed Shareef, and Hazeem Baqir Taher Engineering Letters, 33:4, pp934-941 [Online Full Text] Karrar Shakir Muttair, Oras Ahmed Shareef, and Hazeem Baqir Taher, "A Compact MIMO Antenna with High Efficiency for 6G Communications," Engineering Letters, vol. 33, no. 4, pp934-941, 2025
An Integrated Evaluation Approach for Charging Guidance of Electric Vehicle Charging Stations Yiwei Ma, Xingzhen Li, and Miao Huang Engineering Letters, 33:4, pp942-949 [Online Full Text] Yiwei Ma, Xingzhen Li, and Miao Huang, "An Integrated Evaluation Approach for Charging Guidance of Electric Vehicle Charging Stations," Engineering Letters, vol. 33, no. 4, pp942-949, 2025
Resistance Mechanisms of Articulated Tracked All-Terrain Vehicles in Complex Hydrodynamic Conditions Zhanlong Li, Zizhou Wang, Zheng Zhang, Hairui Sun, and Pengxiang Hao Engineering Letters, 33:4, pp950-957 [Online Full Text] Zhanlong Li, Zizhou Wang, Zheng Zhang, Hairui Sun, and Pengxiang Hao, "Resistance Mechanisms of Articulated Tracked All-Terrain Vehicles in Complex Hydrodynamic Conditions," Engineering Letters, vol. 33, no. 4, pp950-957, 2025
Nonlinear Decoupling Study of Piezoelectric 6-Degree-of-Freedom Accelerometer Min Li, Jianhang Yang, Ke Jian, Lan Qin, Jingcheng Liu, and Jun Liu Engineering Letters, 33:4, pp958-970 [Online Full Text] Min Li, Jianhang Yang, Ke Jian, Lan Qin, Jingcheng Liu, and Jun Liu, "Nonlinear Decoupling Study of Piezoelectric 6-Degree-of-Freedom Accelerometer," Engineering Letters, vol. 33, no. 4, pp958-970, 2025
Attention Mechanism Enabled Wireless Modulation Recognition Network Xuelin Chen, Xinyu Tian, Qinghe Zheng, and Weiguang Wang Engineering Letters, 33:4, pp971-980 [Online Full Text] Xuelin Chen, Xinyu Tian, Qinghe Zheng, and Weiguang Wang, "Attention Mechanism Enabled Wireless Modulation Recognition Network," Engineering Letters, vol. 33, no. 4, pp971-980, 2025
Synchronous Controller for Identical Synchronization in Networks with Arbitrary Topological Structure of n Reaction-Diffusion Systems of the Hindmarsh-Rose 3D Type Phan Van Long Em Engineering Letters, 33:4, pp981-997 [Online Full Text] Phan Van Long Em, "Synchronous Controller for Identical Synchronization in Networks with Arbitrary Topological Structure of n Reaction-Diffusion Systems of the Hindmarsh-Rose 3D Type," Engineering Letters, vol. 33, no. 4, pp981-997, 2025
An Improved Multi-target Detection Algorithm in UAV Aerial Images Based on YOLOv8s Framework Changyou Wang, Qing Zhang, and Jie Huang Engineering Letters, 33:4, pp998-1007 [Online Full Text] Changyou Wang, Qing Zhang, and Jie Huang, "An Improved Multi-target Detection Algorithm in UAV Aerial Images Based on YOLOv8s Framework," Engineering Letters, vol. 33, no. 4, pp998-1007, 2025
Optimization Research of High-Speed Railway EMU Utilization Schedule Based on Three-Dimensional Space-Time Network Mingjun Qian, Xin Huang, and Mingli Li Engineering Letters, 33:4, pp1008-1019 [Online Full Text] Mingjun Qian, Xin Huang, and Mingli Li, "Optimization Research of High-Speed Railway EMU Utilization Schedule Based on Three-Dimensional Space-Time Network," Engineering Letters, vol. 33, no. 4, pp1008-1019, 2025
Black-Litterman Portfolio Optimization Using Gaussian Mixture Model Liangyu Min, Dijia Lin, Jianan Wang, and Bolin Wang Engineering Letters, 33:4, pp1020-1028 [Online Full Text] Liangyu Min, Dijia Lin, Jianan Wang, and Bolin Wang, "Black-Litterman Portfolio Optimization Using Gaussian Mixture Model," Engineering Letters, vol. 33, no. 4, pp1020-1028, 2025
Design and Electrical Performance Analysis of AlGaAs/InGaAs/InP Pseudomorphic HEMT M V Ganeswara Rao, N. Ramanjaneyulu, Y. Madhu Sudhana Reddy, Neravati Nagaraja Kumar, Palle Rangappa, and M. Chennakesavulu Engineering Letters, 33:4, pp1029-1034 [Online Full Text] M V Ganeswara Rao, N. Ramanjaneyulu, Y. Madhu Sudhana Reddy, Neravati Nagaraja Kumar, Palle Rangappa, and M. Chennakesavulu, "Design and Electrical Performance Analysis of AlGaAs/InGaAs/InP Pseudomorphic HEMT," Engineering Letters, vol. 33, no. 4, pp1029-1034, 2025
Distributed Optimization of Cascade Pumping Stations Based on State-based Potential Game Yikang Zhao, Gang Xie, Rong Li, and Xinying Xu Engineering Letters, 33:4, pp1035-1044 [Online Full Text] Yikang Zhao, Gang Xie, Rong Li, and Xinying Xu, "Distributed Optimization of Cascade Pumping Stations Based on State-based Potential Game," Engineering Letters, vol. 33, no. 4, pp1035-1044, 2025
A Sparse Genetic Algorithm to Solve Feature Selection of Sparse High-dimensional Data and Liver Totxicity Classification Yu Liu, Jie-Sheng Wang, Jia-Yao Wen, Yu-Tong Li, and Peng-Guo Yan Engineering Letters, 33:4, pp1045-1060 [Online Full Text] Yu Liu, Jie-Sheng Wang, Jia-Yao Wen, Yu-Tong Li, and Peng-Guo Yan, "A Sparse Genetic Algorithm to Solve Feature Selection of Sparse High-dimensional Data and Liver Totxicity Classification," Engineering Letters, vol. 33, no. 4, pp1045-1060, 2025
Multimodal Context Fusion Based Dense Video Captioning Algorithm Meiqi Li, and Ziwei Zhou Engineering Letters, 33:4, pp1061-1072 [Online Full Text] Meiqi Li, and Ziwei Zhou, "Multimodal Context Fusion Based Dense Video Captioning Algorithm," Engineering Letters, vol. 33, no. 4, pp1061-1072, 2025
An Improved Artificial Bee Colony Algorithm Based on a New Probability Selection Mechanism and a Movement Equation Chunfeng Wang, Qingyuan Li, Zhijian Duan, and Keke Zhang Engineering Letters, 33:4, pp1073-1080 [Online Full Text] Chunfeng Wang, Qingyuan Li, Zhijian Duan, and Keke Zhang, "An Improved Artificial Bee Colony Algorithm Based on a New Probability Selection Mechanism and a Movement Equation," Engineering Letters, vol. 33, no. 4, pp1073-1080, 2025
Plastic-Type Classification for Sorting System Based on Digital Image using Multinomial Logistic Regression with k-Fold Cross Validation Irsyadi Yani, Ismail Thamrin, Dewi Puspitasari, Barlin, Yulia Resti, and Dendy Adanta Engineering Letters, 33:4, pp1081-1088 [Online Full Text] Irsyadi Yani, Ismail Thamrin, Dewi Puspitasari, Barlin, Yulia Resti, and Dendy Adanta, "Plastic-Type Classification for Sorting System Based on Digital Image using Multinomial Logistic Regression with k-Fold Cross Validation," Engineering Letters, vol. 33, no. 4, pp1081-1088, 2025
Parameter Estimation of Photovoltaic Module under Dynamic Weather Using an Enhanced Grey Wolf Optimizer Kai He, and Yong Zhang Engineering Letters, 33:4, pp1089-1103 [Online Full Text] Kai He, and Yong Zhang, "Parameter Estimation of Photovoltaic Module under Dynamic Weather Using an Enhanced Grey Wolf Optimizer," Engineering Letters, vol. 33, no. 4, pp1089-1103, 2025
Bit-Level Multi-Image Encryption Algorithm Based on Composite Chaotic System Yilin Han, Ye Tao, Shanshan Wang, Wenhua Cui, and Yuting Wang Engineering Letters, 33:4, pp1104-1114 [Online Full Text] Yilin Han, Ye Tao, Shanshan Wang, Wenhua Cui, and Yuting Wang, "Bit-Level Multi-Image Encryption Algorithm Based on Composite Chaotic System," Engineering Letters, vol. 33, no. 4, pp1104-1114, 2025
Advanced MPC Controller with Disturbance Suppression and Input Delay Compensation for Spherical Quadrotor UAV Yuan Fang, Limin Ouyang, Yuyun Xia, and Yinghong Tian Engineering Letters, 33:4, pp1115-1124 [Online Full Text] Yuan Fang, Limin Ouyang, Yuyun Xia, and Yinghong Tian, "Advanced MPC Controller with Disturbance Suppression and Input Delay Compensation for Spherical Quadrotor UAV," Engineering Letters, vol. 33, no. 4, pp1115-1124, 2025
Low-Complexity Signal Detection for GSM Based on Group Detection Xinhe Zhang, and Siyu Zhang Engineering Letters, 33:4, pp1125-1134 [Online Full Text] Xinhe Zhang, and Siyu Zhang, "Low-Complexity Signal Detection for GSM Based on Group Detection," Engineering Letters, vol. 33, no. 4, pp1125-1134, 2025
Interface Charge Sensitivity and Short-Channel Effect Mitigation in Asymmetrical Source Step-Channel FinFETs Palle Rangappa, and Anchula Sathish Engineering Letters, 33:4, pp1135-1144 [Online Full Text] Palle Rangappa, and Anchula Sathish, "Interface Charge Sensitivity and Short-Channel Effect Mitigation in Asymmetrical Source Step-Channel FinFETs," Engineering Letters, vol. 33, no. 4, pp1135-1144, 2025
Study on the Influence of Compaction Degree of Fill behind the Retaining Wall to the Critical Width-Height Ratio of Finite Soil in Active Failure under TT Mode Xiaohong Liu, Yuchen Liu, Zhengfu Liu, Yongqing Zeng, Yuxing Wang, and Sanxian Liu Engineering Letters, 33:4, pp1145-1156 [Online Full Text] Xiaohong Liu, Yuchen Liu, Zhengfu Liu, Yongqing Zeng, Yuxing Wang, and Sanxian Liu, "Study on the Influence of Compaction Degree of Fill behind the Retaining Wall to the Critical Width-Height Ratio of Finite Soil in Active Failure under TT Mode," Engineering Letters, vol. 33, no. 4, pp1145-1156, 2025
Seismic Fragility Analysis of Turbine Building in Nuclear Power Plant Based on the Open-source Software OpenSees Qiang Pei, Jiaxing Di, Yingzhu Zhong, Hongshuai Liu, Pengfei Qi, Di Cui, and Xinqi Weng Engineering Letters, 33:4, pp1157-1172 [Online Full Text] Qiang Pei, Jiaxing Di, Yingzhu Zhong, Hongshuai Liu, Pengfei Qi, Di Cui, and Xinqi Weng, "Seismic Fragility Analysis of Turbine Building in Nuclear Power Plant Based on the Open-source Software OpenSees," Engineering Letters, vol. 33, no. 4, pp1157-1172, 2025
Multiple Object Tracking for Complex Motion Patterns Zhengpeng Li, Yuhang Bai, Jun Hu, Bin Yang, and Xuange Liu Engineering Letters, 33:4, pp1173-1184 [Online Full Text] Zhengpeng Li, Yuhang Bai, Jun Hu, Bin Yang, and Xuange Liu, "Multiple Object Tracking for Complex Motion Patterns," Engineering Letters, vol. 33, no. 4, pp1173-1184, 2025
Coming Special Issues of Engineering Letters Engineering Letters welcomes author submission of papers concerning any branch of the engineering and the computer science and their applications in business, industry and other subjects. The subjects covered by the journal include artificial intelligence, bioinformatics, computational statistics, database, data mining, financial engineering, hardware systems, imaging engineering, industrial engineering, internet computing, networking, operations research, scientific computing, software engineering, and their applications. With the efforts of the Editorial Board Members of Engineering Letters, the new online version and print version of the journal Engineering Letters has become available to the general public, instead of its old restricted versions. All submitted papers are to be peer-reviewed for ensuring their qualities.
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