Yanzhao Gu

A Geometric Whale Optimization Algorithm with Triangular Flight for Numerical Optimization and Engineering Design

Junhao Wei, Ran Zhang, Yanzhao Gu, Wenxuan Zhu et autres

Engineering design optimization problems are often characterized by high dimensionality, complex constraints, and multimodal search landscapes, which pose significant challenges to conventional metaheuristic algorithms. Although the Whale Optimization Algorithm (WOA) has demonstrated competitive performance, it still suffers from premature convergence, limited population …

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GeoSSA: Geometric Sparrow Search Algorithm for UAV Path Planning and Engineering Design Optimization

Junhao Wei, Wenxuan Zhu, Qingyang Xu, Yanxiao Li et autres

The Sparrow Search Algorithm (SSA), characterized by its simple structure and ease of implementation, nevertheless suffers from an insufficient balance between exploration and exploitation, making it prone to premature convergence and slow optimization progress. To address these shortcomings, this paper proposes a …

GeoSSA: Geometric Sparrow Search Algorithm for UAV Path Planning and Engineering Design Optimization

Junhao Wei, Wenxuan Zhu, Qingyang Xu, Yanxiao Li et autres

The Sparrow Search Algorithm (SSA), characterized by its simple structure and ease of implementation, nevertheless suffers from an insufficient balance between exploration and exploitation, making it prone to premature convergence and slow optimization progress. To address these shortcomings, this paper proposes a …

NAWOA-XGBoost: A Novel Model for Early Prediction of Academic Potential in Computer Science Students

Junhao Wei, Yanzhao Gu, Ran Zhang, Mingjing Huang et autres

Whale Optimization Algorithm (WOA) suffers from limited global search ability, slow convergence, and tendency to fall into local optima, restricting its effectiveness in hyperparameter optimization for machine learning models. To address these issues, this study proposes a Nonlinear Adaptive Whale Optimization Algorithm …

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ASKSSA-CNN-BiLSTM: A Novel Time Series Forecasting Model for Stock Price Prediction Based on An Enhanced Sparrow Search Algorithm

Zikun Li, Wenxuan Zhu, Ran Zhang, Yanzhao Gu et autres

Stock price forecasting is highly challenging due to the nonlinear, noisy, and rapidly fluctuating characteris-tics of high-frequency financial time series. To address these issues, this study proposes ASKSSA-CNN-BiLSTM, a hybrid model that integrates an enhanced Sparrow Search Algorithm (ASKSSA) with a CNN-BiLSTM …

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SP-WOA-XGBoost: A Dual-Task Framework for Student Potential Assessment and Competition Recommendation in Vocational Education

Mingjing Huang, Ngai Cheong, Yanzhao Gu, Qingwen Long et autres

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AHRRT: An Enhanced Rapidly-Exploring Random Tree Algorithm with Heuristic Search for UAV Urban Path Planning

Junhao Wei, Yanzhao Gu, Ran Zhang, Wenxuan Zhu et autres

Aiming at improving convergence rate and path feasibility of traditional Rapidly-exploring Random Tree algorithm (RRT), this paper proposed an enhanced RRT with heuristic search (AHRRT). The AHRRT cooperated four strategies: Adaptive step size, Target Bias, Attraction-repulsion strategy and a pruning operation. First, …

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An Enhanced Whale Optimization Algorithm with Log-Normal Distribution for Optimizing Coverage of Wireless Sensor Networks

Junhao Wei, Yanzhao Gu, Ran Zhang, Yanxiao Li et autres

Wireless Sensor Networks (WSNs) are essential for monitoring and communication in complex environments, where coverage optimization directly affects performance and energy efficiency. However, traditional algorithms such as the Whale Optimization Algorithm (WOA) often suffer from limited exploration and premature convergence. To overcome …

ATT-BiLSTM-XGBoost: A Hybrid Deep Learning Model for EEG-Based Classification of Alzheimer's Disease and Frontotemporal Dementia

Yanzhao Gu, Wenxuan Zhu, Junhao Wei, Ngai Cheong et autres

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LSWOA: An enhanced whale optimization algorithm with Levy flight and Spiral flight for numerical and engineering design optimization problems

Junhao Wei, Yanzhao Gu, Yuzheng Yan, Baili Lu et autres

Whale Optimization Algorithm (WOA) suffers from issues such as premature convergence, low population diversity in the later stages of iteration, slow convergence rate, low convergence accuracy, and an imbalance between exploration and exploitation. Thus, an enhanced Whale Optimization Algorithm (LSWOA) based on …

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GWOA: A multi-strategy enhanced whale optimization algorithm for engineering design optimization

Yanzhao Gu, Junhao Wei, Zikun Li, Baili Lu et autres

This paper analyzes the shortcomings of the traditional Whale Optimization Algorithm (WOA), mainly including the tendency to fall into local optima, slow convergence speed, and insufficient global search ability for high-dimensional and complex optimization problems. An improved Whale Optimization Algorithm (GWOA) is …

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Research on UAV Applications in Public Administration: Based on an Improved RRT Algorithm

Baili Lu, Yanzhao Gu, Zikun Li, Junhao Wei et autres

This study investigates the application of unmanned aerial vehicles (UAVs) in public management, focusing on optimizing path planning to address challenges such as energy consumption, obstacle avoidance, and airspace constraints. As UAVs transition from 'technical tools' to 'governance infrastructure', driven by advancements …