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6261
Enhanced prediction of ventilator-associated pneumonia in patients with traumatic brain injury using advanced machine learning techniques
Published 2025-04-01“…XGBoost emerged as the top performing algorithm, achieving an AUC of 0.94 and an accuracy of 0.875 on the test set, marking substantial improvements over previously reported best results. …”
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6262
Damage prediction of rear plate in Whipple shields based on machine learning method
Published 2025-08-01“…This study establishes an expandable new dataset that accommodates additional parameters to improve the prediction accuracy. Results demonstrate the model's ability to overcome data imbalance limitations through debris cloud features, enabling rapid and accurate rear plate damage prediction across wider scenarios with minimal data requirements.…”
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6263
Computer Course Design Plan for Film and Television Media Major
Published 2023-01-01“…In view of the excellent global optimization ability of GA and the defects of the BP algorithm itself, this work adopts the improved GA algorithm to optimize the BP network, and establishes an IGA-BP network combination model with higher prediction accuracy. …”
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6264
A performance enhanced distributed computing framework for clustering by local direction centrality upon Apache Spark
Published 2025-07-01“…To improve its computational efficiency and scalability, we proposed a performance enhanced distributed framework of CDC, named D-CDC, by workflow-level algorithm optimization and distributed computational acceleration. …”
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6265
Application of WCA-RBF Neural Network in Fault Diagnosis of Analog Circuits
Published 2023-01-01“…The adaptive step size was improved in the wolf pack algorithm, the parameters of the radial basis function neural network were optimized based on the wolf pack algorithm, and a wolf pack algorithm optimized radial basis function neural network model was constructed. …”
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6266
Secret key generation for reconfigurable intelligent surface‐assisted MISO multi‐user system
Published 2024-12-01“…Then, the difference convex‐successive convex approximation based alternating optimization algorithm is proposed to solve this optimization problem. …”
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6267
Tactical Coordination-Based Decision Making for Unmanned Combat Aerial Vehicles Maneuvering in Within-Visual-Range Air Combat
Published 2025-02-01“…The coordinated situation assessment results are used to match corresponding tactics and maneuver control quantities. Finally, an improved particle swarm optimization algorithm (I-PSO) is proposed, which enhances the optimization ability and real-time performance through the design of local social factor iterative components and adaptive adjustment of inertia weights. …”
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6268
Simulation of incremental update of electronic document information based on big data technology
Published 2025-05-01“…The network structure optimization is mainly achieved by increasing the number of neurons in the hidden layer, and the BP algorithm and gradient descent method are used to iteratively calculate until the model converges, so as to improve the model’s ability to capture the dynamic features of incremental data. …”
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6269
Passenger Flow Prediction of Integrated Passenger Terminal Based on K-Means–GRNN
Published 2021-01-01“…In this paper, the passenger flow GRNN prediction model is proposed, based on the K-means cluster algorithm, and an improved index named BWPs (Between-Within Proportion-Similarity) is proposed to improve the clustering effect of K-means so that the clustering effect of the new index is verified. …”
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6270
A Method for Enhancing the Traffic Situation Awareness of Vessel Traffic Service Operators by Identifying High Risk Ships in Complex Navigation Conditions
Published 2025-02-01“…First, the K-means clustering algorithm is improved using the Whale Optimization Algorithm (WOA) to adaptively cluster ships within a waterway, segmenting the traffic in the area into multiple ship clusters. …”
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6271
Adaptive distributed stochastic deep reinforcement learning control for voltage and frequency restoration in islanded AC microgrids with communication noise and delay
Published 2025-07-01“…Distinct from prior DRL applications, our method rigorously couples Lyapunov-based stability guarantees with DRL-based gain tuning, ensuring formal stability despite stochastic disturbances and model uncertainties. This hybrid framework facilitates real-time optimization of control policies, contributing to improved resilience and robustness under realistic network conditions. …”
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6272
Basketball teaching methods based on 3D-Convolutional neural network
Published 2025-12-01“…The classification accuracy of the combined model of this algorithm was larger at 0.925. Compared with traditional teaching methods, this approach quantitatively assesses students' technical levels and improves the relevance and scientific nature of teaching feedback.…”
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6273
Multi-user fine-grained task offloading scheduling strategy under cloud-edge-end collaboration
Published 2024-04-01“…Then, a multi-user subtask scheduling scheme was proposed and an improved simulated annealing particle swarm algorithm was designed to minimize the total system cost to achieve the optimal offloading decision. …”
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6274
Discussing the Construction of a Budget Management System Combining Multimedia Technology and Financial Risk Management
Published 2022-01-01“…In the traditional support vector machine, when the test sample is located at the boundary point of the hyperplane, the judgment may be wrong. In the aspect of SVM model improvement, according to the discrimination method of SVM, the weighted K-nearest neighbor algorithm is introduced to redistinguish the qualified test samples in the feature space. …”
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6275
A Study on Vector-Based Processing and Texture Application Techniques for 3D Object Creation and Visualization
Published 2025-04-01“…In this research, data weight reduction, parallel processing, and polygon simplification algorithms were applied to optimize the 3D model generation speed. …”
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6276
UAV-Based SAR-Imaging of Objects From Arbitrary Trajectories Using Weighted Backprojection
Published 2025-01-01“…It can be optimized specifically for every application, which is not possible to this extent with other airborne systems. …”
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6277
Predicting hydrocarbon reservoir quality in deepwater sedimentary systems using sequential deep learning techniques
Published 2025-07-01“…Three sequential deep learning models—Recurrent Neural Network and Gated Recurrent Unit—were developed and optimized using the Adam algorithm. …”
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6278
2HR-Net VSLAM: Robust visual SLAM based on dual high-reliability feature matching in dynamic environments.
Published 2025-01-01“…Finally, the shared matching Siamese network with a unique dual-branch feature fusion strategy and similarity optimization algorithm is proposed to enhance the accuracy of feature matching. …”
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6279
An integrated approach of feature selection and machine learning for early detection of breast cancer
Published 2025-04-01“…Optimizing hyperparameters of five models using the Particle Swarm Optimization (PSO) algorithm. …”
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6280
Prediction of Carbonate Reservoir Porosity Based on CNN-BiLSTM-Transformer
Published 2025-03-01“…Experimental results show that the porosity prediction model based on the CNN-BiLSTM-Transformer algorithm achieves lower average relative error and better prediction performance. …”
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