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6661
Three-Dimensional Path Planning of AUVs in Dynamic Obstacle Environments
Published 2025-06-01“…Moreover, dynamic obstacle trajectories were modeled, and the Singer model, combined with the Kalman filter algorithm, was used to precisely predict obstacle states, thereby enhancing the dynamic obstacle avoidance capabilities of AUVs. …”
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6662
Entropy-driven multi agent deep reinforcement learning for resilient distribution networks: coordinating MESS and microgrids
Published 2025-09-01“…First, with critical load restoration as the objective function, coordinated optimization model for MESS dispatch and network reconfiguration is constructed, which comprehensively considers security constraints of both distribution networks and microgrids. …”
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6663
Vehicle Trajectory Reconstruction on Urban Traffic Network Using Automatic License Plate Recognition Data
Published 2021-01-01“…Then, candidate trajectories are generated by an improved K-shortest-path (KSP) algorithm based on space-time prism theory. …”
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6664
Control Strategy for PHEB Based on Actual Driving Cycle with Driving Style Characteristic
Published 2019-01-01“…Based on the 6 driving cycles, the key parameters of rule-based control strategy are optimized and established by a combinatorial optimization algorithm in Isight. …”
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6665
Phase diagram from nonlinear interaction between superconducting order and density: toward data-based holographic superconductor
Published 2025-02-01“…We introduce positional embedding layers to improve the learning process in our algorithm, and the Adam optimization is used to predict the critical temperature data via holographic calculation with appropriate accuracy. …”
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6666
Analysis and Implementation of the Crowbar Clamping Circuit for Surge Voltage Reduction in the DC Solid-State Circuit Breaker
Published 2024-01-01“…A significant challenge in DC SSCB is simulating the behavior with several types of MOV with the highly non-linear model of MOV. The equivalent non-linear model of the MOV used in this paper for simulation is determined through the curve fit function using the algorithm for optimization.…”
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6667
Well logging super-resolution based on fractal interpolation enhanced by BiLSTM-AMPSO
Published 2025-05-01“…Specifically, mutation factors are introduced into the particle swarm optimization (PSO) algorithm to enhance search accuracy. …”
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6668
Impacts of inter-train distances on aerodynamic drag reduction in heavy-haul train groups
Published 2024-09-01“…This paper analyzes the impacts of inter-train distances in this operational mode on the aerodynamic characteristics of trailing trains, using computational fluid dynamics (CFD) methods, based on the SST <italic>k</italic>-<italic>ω</italic> turbulence model. Initial algorithm validation was performed, and the results were compared with data from wind tunnel experiments conducted in a large low-speed wind tunnel at the China aerodynamics research and development center. …”
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6669
A lightweight lattice-based group signcryption authentication scheme for Internet of things
Published 2024-04-01“…In the key generation stage, the improved trapdoor diagonal matrix was designed to optimize the original image sampling algorithm required for key generation and reduce the overall time required for generating a large number of keys. …”
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6670
Maximum Power Extraction in Photovoltaic Systems Using High-Performance Adaptive Control Approach
Published 2023-01-01“…These outcomes underscore the notable performance enhancements facilitated by the proposed algorithm. In conclusion, the developed control algorithm offers superior performance in optimizing power extraction and maintaining precise set point tracking for PV systems, leading to improved system efficiency and increased profitability.…”
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6671
Machine Learning Applications in Gray, Blue, and Green Hydrogen Production: A Comprehensive Review
Published 2025-05-01“…Among these, green hydrogen—particularly via water electrolysis and biomass gasification—received the most attention, reflecting its central role in decarbonization strategies. ML algorithms such as artificial neural networks (ANNs), random forest (RF), and gradient boosting regression (GBR) have been widely applied to predict hydrogen yield, optimize operational conditions, reduce emissions, and improve process efficiency. …”
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6672
KDFE: Robust KNN-Driven Fusion Estimator for LEO-SoOP Under Multi-Beam Phased-Array Dynamics
Published 2025-07-01“…This decision model overcomes the accuracy-robustness trade-off by matching algorithmic strengths to beam-specific dynamics, ensuring optimal performance during abrupt SNR transitions and high Doppler rates. …”
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6673
Fingerprint Classification Based on Multilayer Extreme Learning Machines
Published 2025-03-01“…While advanced classification algorithms, including support vector machines (SVMs), multilayer perceptrons (MLPs), and convolutional neural networks (CNNs), have demonstrated near-perfect accuracy (approaching 100%), their high training times limit their widespread applicability across institutions. …”
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6674
GAT-Enhanced YOLOv8_L with Dilated Encoder for Multi-Scale Space Object Detection
Published 2025-06-01“…According to the characteristics of space missions, an annotated dataset containing 8000 satellite and space station images is constructed, covering a variety of lighting, attitude and scale scenes, and providing benchmark support for model training and verification. Experimental results on the space object dataset reveal that the enhanced algorithm achieves a mean average precision (mAP) of 97.2%, representing a 2.1% improvement over the original YOLOv8_L. …”
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6675
Abnormal Vibration Analysis of Low-floor Tram
Published 2020-09-01“…By establishing a vehicle dynamics model, the influence of the wheel on the different eccentricity is analyzed, and the vertical ride comfort is greatly improved by optimizing parameters of inter-vehicle longitudinal damper and secondary vertical damper. …”
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6676
Distinguishing novel coronavirus influenza A virus pneumonia with CT radiomics and clinical features
Published 2024-12-01“…After incorporating clinical features, the clinical model’s discriminatory and predictive efficacy further improved in testing sets (AUC, 0.669 vs. 0.820, P = 0.002). …”
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6677
Drilling Condition Identification Method for Imbalanced Datasets
Published 2025-03-01“…To address the challenges posed by class imbalance and temporal dependency in drilling condition data and enhance the accuracy of condition identification, this study proposes an integrated method combining feature engineering, data resampling, and deep learning model optimization. Firstly, a feature selection strategy based on weighted symmetrical uncertainty is employed, assigning higher weights to critical features that distinguish minority classes, thereby enhancing class contrast and improving the classification capability of the model. …”
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6678
Empowering drones in vehicular network through fog computing and blockchain technology.
Published 2025-01-01“…The proposed algorithm dynamically plans drone trajectories and optimizes computation offloading. …”
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6679
Research on the blockchain-based trusted ownership confirmation and value transfer system and its light weight of industrial data assets
Published 2025-06-01“…The consensus protocol algorithm of the blockchain system was optimized based on the trustworthiness of nodes, reducing the probability of malicious attacks on nodes while improving the efficiency of system transaction consensus, achieving security and lightweight parallelism of the entire system. …”
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6680
Intelligent deep learning for human activity recognition in individuals with disabilities using sensor based IoT and edge cloud continuum
Published 2025-08-01“…Initially, the IDLTHAR-PDST technique utilizes min-max normalization-based data pre-processing model to optimize sensor data consistency and enhance model performance. …”
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