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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 1 (Online version available: 1 January 2025)
JOURNAL PAPERS: Research on Deep Learning-based Object Detection Algorithm in Construction Sites Xianxing Wang, Wenhua Cui, Ye Tao, and Tianwei Shi Engineering Letters, 33:1, pp1-12 [Online Full Text] Xianxing Wang, Wenhua Cui, Ye Tao, and Tianwei Shi, "Research on Deep Learning-based Object Detection Algorithm in Construction Sites," Engineering Letters, vol. 33, no. 1, pp1-12, 2025
DTW-based Adaptive K-means Algorithm for Electricity Consumption Pattern Recognition Yimeng Shen, Yiwei Ma, Hao Zhong, Miao Huang, and Fuchun Deng Engineering Letters, 33:1, pp13-20 [Online Full Text] Yimeng Shen, Yiwei Ma, Hao Zhong, Miao Huang, and Fuchun Deng, "DTW-based Adaptive K-means Algorithm for Electricity Consumption Pattern Recognition," Engineering Letters, vol. 33, no. 1, pp13-20, 2025
Fault Estimate and Reinforcement Learning Based Optimal Output Feedback Control for Single-Link Robot Arm Model Sihan Liu, Hailong Yan, Lixia Zhao, and Dongxiang Gao Engineering Letters, 33:1, pp21-28 [Online Full Text] Sihan Liu, Hailong Yan, Lixia Zhao, and Dongxiang Gao, "Fault Estimate and Reinforcement Learning Based Optimal Output Feedback Control for Single-Link Robot Arm Model," Engineering Letters, vol. 33, no. 1, pp21-28, 2025
Attitude Tracking Control of Quadrotor UAV Based on Linear Log-Product Reaching Law with a New Class of Lyapunov Functions Yulin Gai, Ming Chen, Yue Sun, Huanqing Wang, Kaixiang Peng, and Libing Wu Engineering Letters, 33:1, pp29-37 [Online Full Text] Yulin Gai, Ming Chen, Yue Sun, Huanqing Wang, Kaixiang Peng, and Libing Wu, "Attitude Tracking Control of Quadrotor UAV Based on Linear Log-Product Reaching Law with a New Class of Lyapunov Functions," Engineering Letters, vol. 33, no. 1, pp29-37, 2025
Solving System of ODEs and Analyzing Chemical Reactions Rania Saadeh, Raed Khalil, Rania Baqaien, and Ahmad Qazza Engineering Letters, 33:1, pp38-47 [Online Full Text] Rania Saadeh, Raed Khalil, Rania Baqaien, and Ahmad Qazza, "Solving System of ODEs and Analyzing Chemical Reactions," Engineering Letters, vol. 33, no. 1, pp38-47, 2025
Prediction Model for Complex Process Based on Adaptive Neural Fuzzy Inference System Optimized by Swarm Intelligence Optimization Algorithms Bing Yan, Cheng Xing, Jie-Sheng Wang, and Yi-Peng Shang-Guan Engineering Letters, 33:1, pp48-58 [Online Full Text] Bing Yan, Cheng Xing, Jie-Sheng Wang, and Yi-Peng Shang-Guan, "Prediction Model for Complex Process Based on Adaptive Neural Fuzzy Inference System Optimized by Swarm Intelligence Optimization Algorithms," Engineering Letters, vol. 33, no. 1, pp48-58, 2025
Research on Gangue Detection Method Based on GD-YOLO Baoren Wang, Hu Cui, Xiaoqing Yu, Ziao Su, and Yifei Zheng Engineering Letters, 33:1, pp59-68 [Online Full Text] Baoren Wang, Hu Cui, Xiaoqing Yu, Ziao Su, and Yifei Zheng, "Research on Gangue Detection Method Based on GD-YOLO," Engineering Letters, vol. 33, no. 1, pp59-68, 2025
Research on IR Gas Sensor Variable Pressure Environment Compensation and Monitoring Analysis System Based on OLS-WTS Algorithm Chunguang Wang, Jiahao Su, Yang Liu, Hailong Zhang, Bo Tan, and Fuchao Tian Engineering Letters, 33:1, pp69-79 [Online Full Text] Chunguang Wang, Jiahao Su, Yang Liu, Hailong Zhang, Bo Tan, and Fuchao Tian, "Research on IR Gas Sensor Variable Pressure Environment Compensation and Monitoring Analysis System Based on OLS-WTS Algorithm," Engineering Letters, vol. 33, no. 1, pp69-79, 2025
Semantic Segmentation of Remote Sensing Images Based on Filtered Hybrid Attention Mechanisms Sunan Ge, Daihua Liu, Xin Shi, Xueqing Zhao, Xinying Wang, and Jianchao Fan Engineering Letters, 33:1, pp80-89 [Online Full Text] Sunan Ge, Daihua Liu, Xin Shi, Xueqing Zhao, Xinying Wang, and Jianchao Fan, "Semantic Segmentation of Remote Sensing Images Based on Filtered Hybrid Attention Mechanisms," Engineering Letters, vol. 33, no. 1, pp80-89, 2025
Improved DBO Algorithm Incorporating Disorienting Behavior and Dynamic Population Strategy for Engineering Problem Solving Xu Ji, Qiang Qu, Yu-Long Ren, Jia-Xun Lian, and Tian-Ran Jiang Engineering Letters, 33:1, pp90-103 [Online Full Text] Xu Ji, Qiang Qu, Yu-Long Ren, Jia-Xun Lian, and Tian-Ran Jiang, "Improved DBO Algorithm Incorporating Disorienting Behavior and Dynamic Population Strategy for Engineering Problem Solving," Engineering Letters, vol. 33, no. 1, pp90-103, 2025
Include-Exclude Optimization: A New Metaheuristic and Its Application to Handle Optimization Problems in Electrical and Mechanical Engineering Purba Daru Kusuma Engineering Letters, 33:1, pp104-113 [Online Full Text] Purba Daru Kusuma, "Include-Exclude Optimization: A New Metaheuristic and Its Application to Handle Optimization Problems in Electrical and Mechanical Engineering," Engineering Letters, vol. 33, no. 1, pp104-113, 2025
A Lightweight Method for Road Damage Detection Based on Improved YOLOv8n Xudong Li, and Yujun Zhang Engineering Letters, 33:1, pp114-123 [Online Full Text] Xudong Li, and Yujun Zhang, "A Lightweight Method for Road Damage Detection Based on Improved YOLOv8n," Engineering Letters, vol. 33, no. 1, pp114-123, 2025
Research on Medical Image Classification Based on Triple Fusion Attention Y. G. Wang, L. Wang, and Y. X. Geng Engineering Letters, 33:1, pp124-131 [Online Full Text] Y. G. Wang, L. Wang, and Y. X. Geng, "Research on Medical Image Classification Based on Triple Fusion Attention," Engineering Letters, vol. 33, no. 1, pp124-131, 2025
HyperFLFN: An Image Super-Resolution Model Based on Attention Mechanism and Meta-Learning Nianze Du, and Ji Zhao Engineering Letters, 33:1, pp132-139 [Online Full Text] Nianze Du, and Ji Zhao, "HyperFLFN: An Image Super-Resolution Model Based on Attention Mechanism and Meta-Learning," Engineering Letters, vol. 33, no. 1, pp132-139, 2025
Small Target Detection Algorithm for Traffic Signs Based on Improved RT-DETR Nuanling Liang, and Weisheng Liu Engineering Letters, 33:1, pp140-147 [Online Full Text] Nuanling Liang, and Weisheng Liu, "Small Target Detection Algorithm for Traffic Signs Based on Improved RT-DETR," Engineering Letters, vol. 33, no. 1, pp140-147, 2025
Performance Analysis of Vertical Handover Algorithm on 5G-IEEE 802.11ah Traffic Offload with Changes in Number of Nodes and Mobility Tengku Ahmad Riza, Ajib S. Arifin, and Dadang Gunawan Engineering Letters, 33:1, pp148-158 [Online Full Text] Tengku Ahmad Riza, Ajib S. Arifin, and Dadang Gunawan, "Performance Analysis of Vertical Handover Algorithm on 5G-IEEE 802.11ah Traffic Offload with Changes in Number of Nodes and Mobility," Engineering Letters, vol. 33, no. 1, pp148-158, 2025
Optimal Design of Digital Analysis Filters Based on PSO-BPNN for Aliasing Errors Cancellation in HFB DAC Yan Wang, Shengjian Liu, Xing Yang, Weiyuan Zhang, Jiansheng Yang, and Jiyao Yang Engineering Letters, 33:1, pp159-168 [Online Full Text] Yan Wang, Shengjian Liu, Xing Yang, Weiyuan Zhang, Jiansheng Yang, and Jiyao Yang, "Optimal Design of Digital Analysis Filters Based on PSO-BPNN for Aliasing Errors Cancellation in HFB DAC," Engineering Letters, vol. 33, no. 1, pp159-168, 2025
An Improved Butterfly Optimization Algorithm for Numerical Optimization and Parameter Identification of Photovoltaic Model Xueyan Ru Engineering Letters, 33:1, pp169-184 [Online Full Text] Xueyan Ru, "An Improved Butterfly Optimization Algorithm for Numerical Optimization and Parameter Identification of Photovoltaic Model," Engineering Letters, vol. 33, no. 1, pp169-184, 2025
Optimization Study of Survey Line Deployment Strategies in Multi-Beam Bathymetric Technology Houyong Wang, Qiang Zhang, Jiedong Lan, and Zhengxiong Zhu Engineering Letters, 33:1, pp185-197 [Online Full Text] Houyong Wang, Qiang Zhang, Jiedong Lan, and Zhengxiong Zhu, "Optimization Study of Survey Line Deployment Strategies in Multi-Beam Bathymetric Technology," Engineering Letters, vol. 33, no. 1, pp185-197, 2025
Detection and Classification of Mosquito Larvae Based on Deep Learning Approach Pauzi Ibrahim Nainggolan, Syahril Efendi, Mohammad Andri Budiman, Maya Silvi Lydia, Romi Fadillah Rahmat, Dhani Syahputra Bukit, Umi Salmah, Sri Malem Indirawati, and Riza Sulaiman Engineering Letters, 33:1, pp198-206 [Online Full Text] Pauzi Ibrahim Nainggolan, Syahril Efendi, Mohammad Andri Budiman, Maya Silvi Lydia, Romi Fadillah Rahmat, Dhani Syahputra Bukit, Umi Salmah, Sri Malem Indirawati, and Riza Sulaiman, "Detection and Classification of Mosquito Larvae Based on Deep Learning Approach," Engineering Letters, vol. 33, no. 1, pp198-206, 2025
DLMOI: A Moving Object Indexing Method Using Deep Learning Xiaofeng Liu, Ji Li, Chuanwen Li, and Liangyu Chu Engineering Letters, 33:1, pp207-214 [Online Full Text] Xiaofeng Liu, Ji Li, Chuanwen Li, and Liangyu Chu, "DLMOI: A Moving Object Indexing Method Using Deep Learning," Engineering Letters, vol. 33, no. 1, pp207-214, 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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Engineering Letters
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