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Data-Driven Sensitivity Analysis of the Influence of Geometric Parameterized Variables on Flow Fields Under Different Design Spaces
Published 2024-11-01“…This paper utilizes flow field data from computational fluid dynamics (CFD) to develop a data-driven approach for analyzing the influence of geometric parameterized variables on the objective function and flow field across various design spaces. A data-driven method, namely a sensitivity analysis based on the Kriging model, is proposed along with three design space variation schemes (scaling, translation, and their combination) to evaluate the influence of geometric parameters on the objective function under varying design spaces. …”
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1283
Prediction method of gas emission in working face based on feature selection and BO-GBDT
Published 2024-12-01“…Gas emission in the working face is influenced by a variety of factors. Dimensionality reduction methods, such as Principal Component Analysis, can reduce computational resources but may alter the original feature structure, leading to a loss of some detailed information in the dataset. …”
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1284
Vibration Analysis and Optimization of Iron-Core Reactors Based on Fe-Based Soft Magnetic Composite Materials
Published 2025-01-01“…Therefore, under the premise of meeting performance requirements, the Kriging optimization method can significantly reduce the vibration displacement of the iron-core reactor, providing valuable guidance for its vibration reduction and optimization.…”
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1286
Comparison of ADMIRE, SAFIRE, and Filtered Back Projection in Standard and Low-Dose Non-Enhanced Head CT
Published 2025-06-01“…Raw data simulated dose reductions to 90% and 70% of the original dose via ReconCT software. …”
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1287
A Novel Method for Reducing Vehicle Emissions Utilizing IoT-Based IS-APCPSO Algorithm
Published 2024-12-01“…A novel multi-objective method based on IoT proposed in this paper helps to alleviate “urban diseases,” such as traffic congestion, vehicle emissions, and energy waste, and to emphasize the overall benefits of energy-saving and emission reduction in urban road networks. …”
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1288
VIOLET: Vectorized Invariance Optimization for Language Embeddings Using Twins
Published 2025-01-01“…Empirical results on the Semantic Textual Similarity Benchmark (STS-B) demonstrate that VIOLET achieves correlation scores on par with or exceeding several state-of-the-art sentence embedding models. These findings underscore the method’s effectiveness, scalability, and practical utility in a wide range of downstream natural language understanding tasks, particularly in settings where efficiency and stability are critical. …”
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1289
Internal waste dump stability analysis: insights from numerical simulations
Published 2025-03-01“…The internal dump capacity can be increased by around 1.9 times at a 50 m height and a 28° dip angle, according to the results of the numerical simulation models. This research offers an optimal strength reduction factor (SRF) at a height of 45 m and a dip angle of 28° in comparable situations. …”
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1290
Ionospheric Time Series Prediction Method Based on Spatio-Temporal Graph Neural Network
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1291
Adaptive data driven multi period power supply recovery method for distribution networks
Published 2025-05-01“…Then, aiming at the problem of large conservatism during the reduction process of the convex hull polyhedral set, based on the range of the box set, cutting planes are made starting from the vertices, and a data driven hyperplane polyhedral set model is constructed. …”
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1292
Inversion Method of Formation Water Salinity in Hydrocarbon-Bearing Sandstone Based on Spontaneous Potential
Published 2024-08-01“…The inversion model is applied in the target well and an experiment of measuring bound water salinity is carried out to verify the inverse method. …”
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1293
An Improved Spatio-Temporal Network Traffic Flow Prediction Method Based on Impedance Matrix
Published 2024-06-01“…Existing prediction methods, such as Markov, ARIMA, STANN, GLSTM, and DCRNN models, often face challenges because they rely on fixed spatial relationships, leading to limited long-term prediction accuracy. …”
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1294
Text Classification: How Machine Learning Is Revolutionizing Text Categorization
Published 2025-02-01“…Key applications of TC are explored, alongside an analysis of critical machine learning methods, including document representation techniques and dimensionality reduction strategies. …”
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1295
Multi-Objective Path Optimization Method for Maritime UAVs Equipped with Inertial Navigation Systems
Published 2025-04-01“…The comparative results demonstrate that, while satisfying the positioning error requirements, our proposed method achieves a reduction of over 1.5% in total flight distance for maritime UAVs compared to the NSGA-II algorithm.…”
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Metamodel-Based Optimization Method for Traffic Network Signal Design under Stochastic Demand
Published 2023-01-01“…Although there is a reduction in solution optimality since the metamodel is an approximation of the original model, the metamodel methods greatly improve the computational efficiency (the computational time is reduced by 4.84 to 13.47 times in the cases of different initial points). …”
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Factors Affecting on Environmental Strategy in SMEs manufacturing Firms of a developing country: Mediating role of Green Employee Behavior [version 2; peer review: 2 approved, 1 ap...
Published 2025-07-01“…Methods Primary data gathered with the help of questionnaires from employees of SMEs manufacturing in developing countries, Pakistan. …”
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Spatial-Temporal Cooperative In-Vehicle Network Intrusion Detection Method Based on Federated Learning
Published 2025-01-01“…Experimental results on the Car-Hacking dataset demonstrate that FL-TET achieves 100% accuracy, precision, recall, and F1 score, outperforming existing centralized and FL methods. Notably, the model parameters are reduced to just 0.306M, representing an 86.3% reduction compared to current FL methods. …”
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Sterile syringe availability in Georgia pharmacies remained rare, despite policy change permitting sales
Published 2025-08-01“…Pharmacy and pharmacist demographics were collected and correlations between these characteristics were estimated using unadjusted logistic regression models. Results We obtained responses from 119 pharmacies (response rate = 34%). …”
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Acoustic Identification Method of Partial Discharge in GIS Based on Improved MFCC and DBO-RF
Published 2025-03-01“…Secondly, wavelet denoising was used to weaken the influence of noise on ultrasonic signals, and conventional, first-order, and second-order differential MFCC feature parameters were extracted, followed by principal component analysis for dimensionality reduction optimization. Finally, the feature parameters after dimensionality reduction optimization were input into the DBO-RF model for fault identification. …”
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