-
6781
Reducing bias in coronary heart disease prediction using Smote-ENN and PCA.
Published 2025-01-01“…This indicates that combining data balancing and feature dimensionality reduction techniques significantly improves model accuracy and makes the random forest model the best model. …”
Get full text
Article -
6782
Cross-modal adaptive reconstruction of open education resources
Published 2025-08-01“…DKG-CMR focuses on three key improvements: (1) Aligning meaning across different data types (e.g., text, video, user behavior logs). (2) Maintaining the knowledge graph’s real-time relevance. (3) Reducing the cognitive demand of recommendations (optimizing cognitive efficiency). …”
Get full text
Article -
6783
UHVDC Transmission Line Fault Identification Method Based on Generalized Regression Neural Network
Published 2025-04-01“…Secondly, the chaos quantum particle swarm optimization (CQPSO) algorithm is used to optimize the parameters of the generalized regression neural network, form an ideal network model based on the principle of the lowest fitness function, and better learn the fault characteristics of the ultra-high voltage DC transmission line. …”
Get full text
Article -
6784
Research status and prospect of UWB radar echo signal processing technology for mine rescue
Published 2025-07-01“…In view of the existing problems, the future development trend of UWB radar life information detection echo signal processing technology is proposed: the mine clutter model is constructed and the real-time adaptive filtering algorithm is studied. …”
Get full text
Article -
6785
Predictive framework of vegetation resistance in channel flow
Published 2025-03-01“…This study introduces a machine learning-based framework for predicting vegetation flow resistance, incorporating nine ML methods, including SVM, XGBoost, and BP. To improve predictive performance, optimization algorithms such as PSO, WSO, and RIME were applied. …”
Get full text
Article -
6786
AIBPO: Combine the Intrinsic Reward and Auxiliary Task for 3D Strategy Game
Published 2021-01-01“…Finally, a framework of auxiliary intrinsic-based policy optimization (AIBPO) is proposed, which improves the performance of the IBPO. …”
Get full text
Article -
6787
A Novel Graph Reinforcement Learning-Based Approach for Dynamic Reconfiguration of Active Distribution Networks with Integrated Renewable Energy
Published 2024-12-01“…The dynamic reconfiguration of active distribution networks (ADNDR) essentially belongs to a complex high-dimensional mixed-integer nonlinear stochastic optimization problem. Traditional mathematical optimization algorithms tend to encounter issues like slow computational speed and difficulties in solving large-scale models, while heuristic algorithms are prone to fall into local optima. …”
Get full text
Article -
6788
Unstructured road semantic segmentation method based on 3D point cloud of open pit mine
Published 2024-12-01“…Based on SFM and MVS algorithms for dense point cloud reconstruction of captured multi-viewpoint images, and optimization and improvement of PointNet++, MLP, channel attention mechanism, and self-attention mechanism based on point attention are introduced, and a point cloud semantic segmentation model for unstructured roads in open-pit mines is designed. …”
Get full text
Article -
6789
Maximum Energy Absorbed from the Persian Gulf Waves Considering Uncertainty in Power Take off Parameters
Published 2022-06-01“…Compared to particle swarm optimization and conventional black hole algorithm, the results of the proposed method indicate enhancements in reference velocity tracking and absorbed power. …”
Get full text
Article -
6790
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. …”
Get full text
Article -
6791
Mapping Landslide Sensitivity Based on Machine Learning: A Case Study in Ankang City, Shaanxi Province, China
Published 2022-01-01“…The main purpose of this research is to apply the logistic regression (LR) model, the support vector machine (SVM) model based on radial basis function, the random forest (RF) model, and the coupled model of the whale optimization algorithm (WOA) and genetic algorithm (GA) with RF, to make landslide susceptibility mapping for the Ankang City of Shaanxi Province, China. …”
Get full text
Article -
6792
Digital Inspection Technology for Sheet Metal Parts Using 3D Point Clouds
Published 2025-08-01“…The improved iterative closest point (ICP) algorithm, used for fine registration, can enhance the registration accuracy and efficiency. …”
Get full text
Article -
6793
Power Control for Full-Duplex Device-to-Device Underlaid Cellular Networks: A Stackelberg Game Approach
Published 2020-01-01“…The simulation results show that the proposed game algorithm improves network performance compared with other existing schemes.…”
Get full text
Article -
6794
A Real-Time Signal Measurement System Using FPGA-Based Deep Learning Accelerators and Microwave Photonic
Published 2024-11-01“…The results show that the time of inference saves 28–31% for the DNN model and 71–73% for the LSTM + DNN model compared to running on graphic processing unit (GPU). …”
Get full text
Article -
6795
Research on Road Crack Detection Based on RGB-LPC-GPR Data Fusion
Published 2025-08-01“…By leveraging Deep Mapping 2.0 and the RAFT algorithm, the alignment accuracy between RGB and LiDAR data was significantly improved, reducing registration error to 2.3 mm. …”
Get full text
Article -
6796
Research and Application of a Health Management Device for the Electrical Control Cabinet of the EMU
Published 2021-03-01“…Specifically, the data of voltage and current of the key loops of electrical cabinets were obtained through health management device in real time with a high speed, the real-time monitoring, status assessment, logic control analysis, malfunction diagnosis and residual life prediction throughout the life cycle of electrical cabinets could be achieved based on a recognition algorithm model. Hence, the health management device can improve the self-perception and health management capability of electrical cabinets and thus make vehicles more reliable. …”
Get full text
Article -
6797
Robotic Hand–Eye Calibration Method Using Arbitrary Targets Based on Refined Two-Step Registration
Published 2025-05-01“…To optimize the structure and workflow of the 3D measurement robot system, reduce the dependence on specific calibration targets or high-precision calibration objects, and improve the versatility of the system’s self-calibration, this paper proposes a robot hand–eye calibration algorithm based on irregular targets. …”
Get full text
Article -
6798
Review: the application of deep reinforcement learning to quantitative trading in financial market
Published 2024-12-01“…It is believed that with the continuous optimization of algorithms and the improvement of computing power, DRL will play a more important role in the field of quantitative trading in financial market, providing more accurate and reliable support for investment decisions.…”
Get full text
Article -
6799
Federated deep reinforcement learning-based edge collaborative caching strategy in space-air-ground integrated network
Published 2025-01-01“…Simulation results show that compared with other algorithm, the proposed algorithm can improve the cache hit rate of user requests by 18% and reduce the access latency of content by 25% while protecting user privacy.…”
Get full text
Article -
6800
A New Hybrid MPPT Based on Incremental Conductance-Integral Backstepping Controller Applied to a PV System under Fast-Changing Operating Conditions
Published 2023-01-01“…Maximum power point tracking (MPPT) is becoming more and more important in the optimization of photovoltaic systems. Several MPPT algorithms and nonlinear controllers have been developed for improving the energy yield of PV systems. …”
Get full text
Article