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1721
Optimizing Mental Stress Detection via Heart Rate Variability Feature Selection
Published 2025-07-01Get full text
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1722
Machine Training of the System of Functional Diagnostics of the Shaft Lifting Machine
Published 2019-08-01“…The tasks set forth in the work were to develop a categorical model; to carry out synthesis based on its hierarchical machine teaching algorithm for a functional diagnosis system; and to optimize the system of acceptance tolerance. …”
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1723
Development and validation of a machine learning model based on multiple kernel for predicting the recurrence risk of Budd-Chiari syndrome
Published 2025-05-01“…The test set was used to compare kernel function combinations, with the area under the curve (AUC), sensitivity, specificity, and accuracy as evaluation metrics. The optimal model, identified through the best-performing kernel combination, was further compared with three classical machine learning models.ResultA kernel combination integrating all four basic kernels achieved the highest average AUC (0.831), specificity (0.772), and accuracy (0.780), along with marginally lower but more stable sensitivity (0.795) compared to other combinations. …”
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1724
Comparative Analysis of Automated vs. Expert-Designed Machine Learning Models in Age-Related Macular Degeneration Detection and Classification
Published 2025-06-01“…Objectives: To compare the effectiveness of expert-designed machine learning models and code-free automated machine learning (AutoML) models in classifying optical coherence tomography (OCT) images for detecting age-related macular degeneration (AMD) and distinguishing between its dry and wet forms. …”
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Construction and SHAP interpretability analysis of a risk prediction model for feeding intolerance in preterm newborns based on machine learning
Published 2024-11-01“…First, dual feature selection was conducted to identify important feature variables for model construction. Second, ML models were constructed based on the logistic regression (LR), decision tree (DT), support vector machine (SVM) and eXtreme Gradient Boosting (XGBoost) algorithms, after which random sampling and tenfold cross-validation were separately used to evaluate and compare these models and identify the optimal model. …”
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1727
Advanced machine learning techniques for predicting mechanical properties of eco-friendly self-compacting concrete
Published 2025-06-01“…This study evaluates the performance of advanced machine learning (ML) models in predicting the mechanical properties of eco-friendly self-compacting concrete (SCC), with a focus on compressive strength, V-funnel time, L-box ratio, and slump flow. …”
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1728
A Synergistic Framework for Coupling Crop Growth, Radiative Transfer, and Machine Learning to Estimate Wheat Crop Traits in Pakistan
Published 2024-11-01“…PROSAIL-HLS has an RMSE of 0.67 for leaf area index (LAI), 5.66 µg/cm<sup>2</sup> for chlorophyll ab (Cab), 0.0003 g/cm<sup>2</sup> for dry matter content (Cm), and 0.002 g/cm<sup>2</sup> for leaf water content (Cw) against the HLS only, with an RMSE of 0.40 for LAI, 3.28 µg/cm<sup>2</sup> for Cab, 0.0002 g/cm<sup>2</sup> for Cm, and 0.001 g/cm<sup>2</sup> for Cw. Optimized machine learning models, namely Extreme Gradient Boost (XGBoost) for LAI, Support Vector Machine (SVM) for Cab, and Random Forest (RF) for Cm and Cw, were deployed for temporal mapping of traits to be used for wheat productivity enhancement.…”
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1729
Optimization of the prognosis of postoperative complications in patients with breast cancer
Published 2025-04-01Get full text
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1730
Hypothermic machine perfusion in uterus transplantation in a porcine model: A proof of concept and the first results in graft preservation
Published 2025-03-01“…The aim of this study was to assess the feasibility and interest of hypothermic machine perfusion (HMP) in uterus transplantation using a porcine model; secondary outcomes were the evaluation of the graft's tolerance to a prolonged cold ischaemia time and to find new biomarkers of uterus viability. …”
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A hybrid approach to financial big data analysis using extended ensemble learning and optimized spark streaming
Published 2025-09-01“…The financial sector faces mounting challenges in processing vast volumes of high-velocity data to support intelligent, real-time decision-making. Traditional machine learning models often fall short in accuracy, scalability, and responsiveness when dealing with large, dynamic financial datasets. …”
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1734
Damping of Low-Frequency Oscillations in a Power System, Based on Multiple-Model Optimal Control Strategy
Published 2023-01-01“…To improve the postfault dynamics of the case study power system, which contains a static VAR compensator, a linear optimal controller (LOC) is designed. The 8th order model of the machines is used in simulations to represent the plant as accurately as possible.…”
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1735
Machine learning-based diagnostic and prognostic models for breast cancer: a new frontier on the clinical application of natural killer cell-related gene signatures in precision me...
Published 2025-05-01“…We constructed ML-based diagnostic models using 12 algorithms and evaluated their performance for identifying the optimal ML diagnostic model. …”
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1736
A Storm Frame Optimization Method for Predicting and Warning the Safety Status of a Shearer
Published 2025-01-01“…First, the GRU model is optimized through hyperparameter optimization to achieve adaptive and accurate prediction and early warning of multidimensional state parameters of the shearer. …”
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Driver identification in advanced transportation systems using osprey and salp swarm optimized random forest model
Published 2025-01-01“…The proposed model achieves an accuracy of 92%, a precision of 91%, a recall of 93%, and an F1-score of 92%, significantly outperforming traditional machine learning models such as XGBoost, CatBoost, and Support Vector Machines. …”
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1738
Application of Response Surface Methodology and Central Composite Inscribed Design for Modeling and Optimization of Marble Surface Quality
Published 2016-01-01“…This study has shown that the CCI could efficiently be applied for the modelling of polishing machine for surface quality of marble strips. …”
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1739
Optimal Configuration Model of Photovoltaic and Energy Storage Joint System Considering Coordination of Multiple Transaction Scenarios
Published 2022-10-01“…This article analyzes the benefits of photovoltaic energy storage participation in electrical energy transactions, frequency regulation, peak adjustment and other application scenarios. We establish a optimization model based on multiple transaction scenarios. …”
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A wireless sensor data-based coal mine gas monitoring algorithm with least squares support vector machines optimized by swarm intelligence techniques
Published 2018-05-01“…Due to the fact that the “negative samples” of coal mine safety data are scarce, least squares support vector machine is introduced to deal with this problem. In addition, several swarm intelligence techniques such as particle swarm optimization, artificial bee colony algorithm, and genetic algorithm are applied to optimize the hyper parameters of least squares support vector machine. …”
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