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4781
GNSS Precipitable Water Vapor Prediction for Hong Kong Based on ICEEMDAN-SE-LSTM-ARIMA Hybrid Model
Published 2025-05-01“…Enhanced by local mean optimization and adaptive noise regulation, the ICEEMDAN algorithm effectively suppresses pseudo-modes and minimizes residual noise, enabling its decomposed intrinsic mode functions (IMFs) to more accurately capture the multi-scale features of GNSS-PWV. …”
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4782
The Forecasting Yield of Highland Barley and Wheat by Combining a Crop Model with Different Weather Fusion Methods in the Study of the Northeastern Tibetan Plateau
Published 2025-05-01“…For HB, sequential selection and an improved KNN algorithm were optimal, while for wheat, sequential selection performed best. …”
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4783
Adaptive multi-agent reinforcement learning for dynamic pricing and distributed energy management in virtual power plant networks
Published 2025-03-01“…Our proposed MARL framework enables adaptive, decentralized decision-making for both the distribution system operator and individual VPPs, optimizing economic efficiency while maintaining grid stability. …”
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4784
Energy-Efficient Secure Cell-Free Massive MIMO for Internet of Things: A Hybrid CNN–LSTM-Based Deep-Learning Approach
Published 2025-04-01“…Additionally, a multi-objective improved biogeography-based optimization (MOIBBO) algorithm is utilized to optimize hyperparameters, ensuring an improved balance between convergence speed and model performance. …”
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4785
Research on soybean leaf disease recognition in natural environment based on improved Yolov8
Published 2025-04-01“…Experimental results demonstrate that YOLOv8-DML achieves a mAP50 of 96.9%, marking a 1.8% improvement over the original YOLOv8 algorithm, while also achieving an 18.6% reduction in parameters. …”
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4786
Synergistic Effect of <i>Bacillus</i> and Chitosan: From Flocculation to Enhanced Antimicrobial Activity
Published 2025-04-01“…The response surface approach, followed by desirability function optimization and the genetic algorithm were applied. …”
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4787
Collaborative Federated Learning of Unmanned Aerial Vehicles in Space–Air–Ground Integrated Network
Published 2025-01-01“…In order to solve the mixed integer nonlinear problem (MINLP), a data offloading selection strategy based on proximity discovery and an iterative method-based resource allocation algorithm (IRA) are proposed. In addition, the closed-form solutions of the optimized variables are obtained. …”
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4788
Robust SAR Change Detection Using Hierarchical Clustering With Adaptive Parameter Tuning
Published 2025-01-01“…The method automatically identifies clusters of varying densities while filtering out noise, ensuring a more precise change detection process. …”
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4789
Integrated Energy Management in Small-Scale Smart Grids Considering the Emergency Load Conditions: A Combined Battery Energy Storage, Solar PV, and Power-to-Hydrogen System
Published 2024-12-01“…Compared to conventional evolutionary methods like particle swarm optimization, non-dominated sorting genetic algorithm III, and biogeography-based optimization, the proposed model exhibits remarkable improvements, outperforming them by 11.4%, 5.6%, and 11.6%, respectively. …”
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4790
QFCOI-Enhancing Objective Quality Assessment for Compressed Omnidirectional Images With Fusion of Measures
Published 2025-01-01“…The feature metrics selection was based on statistical performance and ability to capture key aspects of image quality, including structural preservation, visual information fidelity, and artifact sensitivity. To optimize predictive performance of QFCOI, a genetic algorithm was utilized to determine optimal weight coefficients, maximizing the monotonic correlation with subjective quality scores. …”
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4791
Reinforcement Learning-Driven Secrecy Energy Efficiency Maximization in RIS-Enabled Communication Systems
Published 2025-01-01“…We introduce an innovative framework that utilizes the deep deterministic policy gradient (DDPG) algorithm to address the challenges of the MDP. Our extensive simulations show that our method works much better than current techniques using deterministic policy gradients, like the proximal policy optimization (PPO) framework, in improving SEE. …”
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4792
An in-depth exploration of supervised and semi-supervised learning on face recognition
Published 2025-06-01“…Although there are some instances of sub-optimal performance in certain algorithms like CNN on specific datasets, this research provides comprehensive insights into the effectiveness of various models in contexts of limited-label learning. …”
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4793
EEG-Based Engagement Monitoring in Cognitive Games
Published 2025-03-01“…Twenty-seven participants (nine older adults) played a stunt plane video game while their EEG signals were recorded using EPOCX. …”
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4794
Multi-Agent Deep Reinforcement Learning Cooperative Control Model for Autonomous Vehicle Merging into Platoon in Highway
Published 2025-04-01“…To enhance training efficiency, we develop a dual-layer multi-agent maximum Q-value proximal policy optimization (MAMQPPO) method, which extends the multi-agent PPO algorithm (a policy gradient method ensuring stable policy updates) by incorporating maximum Q-value action selection for platoon gap control and discrete command generation. …”
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4795
Context-Adaptable Deployment of FastSLAM 2.0 on Graphic Processing Unit with Unknown Data Association
Published 2024-12-01“…Simultaneous Localization and Mapping (SLAM) algorithms are crucial for enabling agents to estimate their position in unknown environments. …”
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4796
Investigating the impact of fatty acid profiles on biodiesel lubricity using artificial intelligence techniques
Published 2025-03-01“…Feature importance analysis and sensitivity evaluation reveal that polyunsaturated fatty acids significantly enhance lubricity, while an optimal balance between saturated and unsaturated fatty acids is necessary to achieve stable frictional behavior. …”
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4797
Cross-modal adaptive reconstruction of open education resources
Published 2025-08-01“…., text, video, user behavior logs). (2) Maintaining the knowledge graph’s real-time relevance. (3) Reducing the cognitive demand of recommendations (optimizing cognitive efficiency). Our approach employs contrastive learning (a technique for similarity learning) with an enhanced algorithm. …”
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4798
Eliminating Effect of Moisture Content in Prediction of Lower Heating Value and Ash Content in Sugarcane Leaves Biomass
Published 2025-06-01“…Additionally, variable selection methods such as a genetic algorithm (GA) and moisture-related wavelength exclusion were explored. …”
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4799
RST-YOLOv8: An Improved Chip Surface Defect Detection Model Based on YOLOv8
Published 2025-06-01“…This integration effectively optimizes feature representation capabilities while significantly reducing the model’s parameter count. …”
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4800
Line-Structured Light-Based Three-Dimensional Reconstruction Measurement System with an Improved Scanning-Direction Calibration Method
Published 2025-06-01“…In this study, we propose an improved method to calibrate the sensor’s scanning direction that iteratively optimizes control points via plane transformation while leveraging the rotational invariance of the rotation matrix during translation. …”
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