Haichuan Yang

A Comparative Study of Structure-Preserving Representations for Variable-Turbine-Number Wind Farm Layout Optimization

Haichuan Yang, Yifei Yang, Shanxian Lin, Qiong Fu et autres

Wind farm layout optimization is commonly studied under a fixed number of turbines, although turbine quantity is closely coupled with wake effects and power generation efficiency. This study formulates the problem as a variable-turbine-number optimization task and systematically compares three representative variable-length …

jp, cn (code pays fourni par la source)

A Nonlinear L-SHADE Variant for Photovoltaic Parameter Estimation and Solar Power Generation Forecasting

Qiong Fu, Haotian Li, Yifei Yang, Haichuan Yang

Solar energy has attracted increasing attention due to its clean, renewable, and cost-effective characteristics. Among solar-related optimization tasks, photovoltaic (PV) model parameter estimation and solar power generation forecasting are two important problems for improving PV system modeling accuracy, performance evaluation, and operational …

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Fully Actuated System-Based Prescribed Performance Fault-Tolerant Cooperative Control for Multi-UAVs

Minghao Chu, Haichuan Yang, Ruihan Zhu, Ziquan Yu et autres

By using the fully actuated system framework, a prescribed performance fault-tolerant cooperative control method is proposed for multiple unmanned aerial vehicles (UAVs) subjected to actuator faults. Firstly, a nonlinear disturbance observer is designed to estimate the unknown disturbances. Secondly, a time-varying performance …

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Fixed-time Synchronization Control of Coupled Memristive Neural Networks

X. R. Zhou, Ancai Zhang, Wenbo Zheng, Yuan Quan et autres

cn, jp (code pays fourni par la source)

Decomposed Seasonal-Trend Network with Rotary Attention for Time Series Forecasting

Tao Sun, Sijie Xiong, Cheng Tang, Haichuan Yang et autres

Time series forecasting plays a crucial role in a wide range of realworld applications, such as energy management, weather forecast and financial analysis. However, entanglement of spatial and temporal patterns in time series limits forecasting accuracy of Transformer. To address the problem, …

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A Hybrid Temporal Recommender System Based on Sliding-Window Weighted Popularity and Elite Evolutionary Discrete Particle Swarm Optimization

Shanxian Lin, Yuichi Nagata, Haichuan Yang

This paper proposes a hybrid non-personalized temporal recommendation framework integrating Sliding-Window Weighted Popularity (SWWP) with Elite Evolutionary Discrete Particle Swarm Optimization (EEDPSO) to address the challenges of extreme data sparsity and temporal dynamics in global popularity-based recommendation. We first formally prove the …

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Observer-Based Adaptive Resilient Fault-Tolerant Cooperative Control for Multiple Fixed-Wing UAVs Subject to Cyberattacks and Actuator Faults

Haichuan Yang, Ziquan Yu, Youmin M. Zhang

This paper proposes an adaptive resilient fault-tolerant cooperative control (RFTCC) scheme for multiple fixed-wing unmanned aerial vehicles (UAVs) subject to cyberattacks and actuator faults. A control-oriented dynamic modeling framework is established to characterize fixed-wing UAV formation tracking under cyberattack and actuator fault …

cn, ca (code pays fourni par la source)

Adaptive Elite DPSO for Cold-Start-Constrained Edge Recommendation

Zexian Zhao, Shanxian Lin, Ancai Zhang, Tian Song et autres

Deploying recommender systems in edge computing environments poses significant challenges due to constrained computational resources. To address this issue, this paper proposes an Adaptive Elite Evolutionary Discrete Particle Swarm Optimization algorithm (AEE-DPSO) designed for efficient edge-side recommendation optimization. The method incorporates multiple …

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Performance of the Hydrothermal Carbon Prepared From the Food Waste as Solid Fuel and a Cu 2+ Adsorbent

Haohang Huang, Yuting Tang, Haichuan Yang, Hongyu Liu et autres

ABSTRACT The resource utilization of food waste poses a pressing problem during the urbanization in China. In this paper, hydrothermal carbon (HC) was prepared from food waste by hydrothermal carbonization (HTC), and the combustion performance of HC was analyzed. The results indicated …

cn (code pays fourni par la source)

Resilient Fault-Tolerant Cooperative Control for Multiple Unmanned Aerial Vehicles Under DoS Attacks and Actuator Faults

Haichuan Yang, Ziquan Yu, Youmin M. Zhang

This paper investigates the cooperative control problem for multiple unmanned aerial vehicles (UAVs) against denialof-service (DoS) attacks and actuator faults. DoS attacks can cut off the partial communication link to block the information exchange of the position state. In addition, actuator faults …

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Chaotic map-coded metaheuristics for metameric variable-length problems

Haichuan Yang, Haotian Li, Yifei Yang, Naoya Chiba et autres

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Elite Evolutionary Discrete Particle Swarm Optimization for Recommendation Systems

Shanxian Lin, Yifei Yang, Yuichi Nagata, Haichuan Yang

Recommendation systems (RSs) play a vital role in e-commerce and content platforms, yet balancing efficiency and recommendation quality remains challenging. Traditional deep models are computationally expensive, while heuristic methods like particle swarm optimization struggle with discrete optimization. To address these limitations, this …

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