Suggested Topics within your search.
Showing 1,161 - 1,180 results of 8,513 for search 'optimization machine model', query time: 0.26s Refine Results
  1. 1161

    Development and optimization of the control device for the hydraulic drive of the belt conveyor by Leonid Polishchuk, Oleh Piontkevych, Artem Svietlov, Oksana Adler, Dmytro Lozinsky

    Published 2025-06-01
    “…Various optimization methods for dynamic processes have been considered. …”
    Get full text
    Article
  2. 1162

    A Comparative Analysis of Hyper-Parameter Optimization Methods for Predicting Heart Failure Outcomes by Qisthi Alhazmi Hidayaturrohman, Eisuke Hanada

    Published 2025-03-01
    “…This study presents a comparative analysis of hyper-parameter optimization methods used in developing predictive models for patients at risk of heart failure readmission and mortality. …”
    Get full text
    Article
  3. 1163

    Prediction of ball-on-plate friction and wear by ANN with data-driven optimization by Alexander Kovalev, Yu Tian, Yonggang Meng

    Published 2024-01-01
    “…To predict sliding friction and wear at mixed lubrication conditions, in this study a specific ANN structure was so designed that deep learning algorithms and data-driven optimization models can be used. Experimental ball-on-plate friction and wear data were analyzed using the specific training procedure to optimize the weights and biases incorporated into the neural layers of the ANN, and only two independent experimental data sets were used during the ANN optimization procedure. …”
    Get full text
    Article
  4. 1164

    Solving the Control Synthesis Problem Through Supervised Machine Learning of Symbolic Regression by Askhat Diveev, Elena Sofronova, Nurbek Konyrbaev

    Published 2024-11-01
    “…A reference model is then integrated into the control object model, which generates optimal motion trajectories using the derived optimal control functions. …”
    Get full text
    Article
  5. 1165

    Hybrid machine learning applications in pavement engineering: predicting spalling with PSO-GBM by Ali Alnaqbi, Ghazi G. Al-Khateeb, Waleed Zeiada

    Published 2025-06-01
    “…The Particle Swarm Optimization (PSO)-Gradient Boosting Machine (GBM) model was implemented to enhance prediction accuracy and was benchmarked against baseline GBM and Linear Regression models. …”
    Get full text
    Article
  6. 1166

    Using Permutation-Based Feature Importance for Improved Machine Learning Model Performance at Reduced Costs by Adam Khan, Asad Ali, Jahangir Khan, Fasee Ullah, Muhammad Faheem

    Published 2025-01-01
    “…To address this, we employed five ML models, Decision Tree, Ranger, Random Forest, Support Vector Machine, and k-nearest Neighbors, and optimized their parameters using the random search technique. …”
    Get full text
    Article
  7. 1167
  8. 1168

    Torque Estimation in Switched Reluctance Machines: A Comprehensive Approach Involving Inductance Modeling Techniques by Ricardo Tirone Fidelis, Ghunter Paulo Viajante, Eric Nery Chaves, Carlos E. Tavares, Augusto W. F. V. Da Silveira, Luciano Coutinho Gomes

    Published 2025-01-01
    “…This work highlights advances in the torque estimation method for Switched Reluctance Machines (SRMs), focusing on a high-precision torque estimator that integrates classical and modern modeling techniques. …”
    Get full text
    Article
  9. 1169

    Measurement and Modeling of Spindle Thermal Error of Fiveaxis CNC Machine Tool with Double Turntable by LIU Xianli, SONG Houwang, WU Shi, YUE Caixu, Steven Y.Liang, LI Rongyi

    Published 2019-12-01
    “…In order to measure the thermal error of the spindle in the actual cutting process of CNC machine tools and optimize the output of the thermal error model, a method of measuring the thermal error of the spindle of machine tools by using the thermal test piece is proposed, and the thermal error is separated by using the error characteristics. …”
    Get full text
    Article
  10. 1170

    Hybrid modeling of adsorption process using mass transfer and machine learning techniques for concentration prediction by Jing Lv, Lei Wang

    Published 2025-07-01
    “…To improve model performance, hyperparameters were optimized using the bio-inspired Barnacles Mating Optimizer (BMO) algorithm. …”
    Get full text
    Article
  11. 1171
  12. 1172

    Short-Term Drought Forecast across Two Different Climates Using Machine Learning Models by Reza Piraei, Majid Niazkar, Fabiola Gangi, Gökçen Eryılmaz Türkkan, Seied Hosein Afzali

    Published 2024-10-01
    “…This paper presents a comparative analysis of machine learning (ML) models for predicting drought conditions using the Standardized Precipitation Index (SPI) for two distinct stations, one in Shiraz, Iran and one in Tridolino, Italy. …”
    Get full text
    Article
  13. 1173

    The interpretable machine learning model for depression associated with heavy metals via EMR mining method by Site Xu, Mu Sun

    Published 2025-03-01
    “…The optimal model was selected after parameter tuning with a Genetic Algorithm (GA). …”
    Get full text
    Article
  14. 1174

    Machine learning-based risk prediction model for pertussis in children: a multicenter retrospective study by Juan Xie, Run-wei Ma, Yu-jing Feng, Yuan Qiao, Hong-yan Zhu, Xing-ping Tao, Wen-juan Chen, Cong-yun Liu, Tan Li, Kai Liu, Li-ming Cheng

    Published 2025-03-01
    “…The model was constructed using machine learning techniques based on multicenter data and screened for key features. …”
    Get full text
    Article
  15. 1175

    Machine learning-based prognostic prediction model of pneumonia-associated acute respiratory distress syndrome by Jing Lv, Juan Chen, Meijun Liu, Xue Dai, Wang Deng

    Published 2025-07-01
    “…The AUC value, AP value, accuracy, sensitivity, specificity, Brier score, and F 1 score were used to evaluate the performance of the models and pick the optimal model. Finally, the SHAP feature importance map was drawn to explain the optimal model.Results10 key variables, namely LAR, Lac, pH, age, PO2/FiO2, ALB, BMI, TP, PT, DBIL were screened using the filtration method. …”
    Get full text
    Article
  16. 1176

    Hybrid Machine Learning Models for Predicting the Impact of Light Wavelengths on Algal Growth in Freshwater Ecosystems by Himaranga Sumanasekara, Harshi Jayasingha, Gayan Amarasooriya, Narada Dayarathne, Bandita Mainali, Lalantha Senevirathna, Ashoka Gamage, Othmane Merah

    Published 2025-06-01
    “…., and <i>Mougeotia</i> sp.) in freshwater systems, using machine learning to optimize growth models. Natural light yielded the highest algal proliferation, increasing the total count from 90 to 1390 cells/mL in 30 days. …”
    Get full text
    Article
  17. 1177

    Machine learning-based classification model to differentiate subtypes of invasive breast cancer using MRI by Nadesalingam Paripooranan, Warnakulasuriya Buddhini Nirasha, H. R. P. Perera, Sahan M. Vijithananda, P. Badra Hewavithana, Lahanda Purage Givanthika Sherminie, Mohan L. Jayatilake

    Published 2025-06-01
    “…Among the morphological features, the total volume of the contralateral breast, surface area of the contralateral breast, breast density, and the ratio of the total volume of the contralateral breast to its surface area had higher F-scores, indicating that the dimensions of the contralateral breast could be an important factor in differentiating IDC and ILC.ConclusionThis study successfully developed and optimized a predictive model based on breast morphological features to differentiate IDC and ILC using machine learning methods.…”
    Get full text
    Article
  18. 1178

    Machine learning-based coronary heart disease diagnosis model for type 2 diabetes patients by Yingxi Chen, Chunyu Wang, Chunyu Wang, Xiaozhu Liu, Minjie Duan, Tianyu Xiang, Haodong Huang, Haodong Huang

    Published 2025-05-01
    “…Logistic regression screened eight features, Lasso regression screened ten features, the RFE method screened eight, fourteen, sixteen, and thirteen features for SVM, RF, XgBoost, and LightGBM, respectively. Among all models, the XgBoost model based on features selected by RFE+LightGBM demonstrated the best performance, achieving an AUC of 0.814 (95% CI, 0.779-0.847), accuracy of 0.799 (95% CI, 0.771-0.827), precision of 0.841 (95% CI, 0.812-0.868), recall of 0.920 (95% CI, 0.898-0.941), and F1-score of 0.879 (95% CI, 0.859-0.897) in the testing set.ConclusionsBased on T2DM data and machine learning theory, a Bayesian-optimized XgBoost model was established using the RFE+LightGBM method. …”
    Get full text
    Article
  19. 1179

    Model-free estimation of completeness, uncertainties, and outliers in atomistic machine learning using information theory by Daniel Schwalbe-Koda, Sebastien Hamel, Babak Sadigh, Fei Zhou, Vincenzo Lordi

    Published 2025-04-01
    “…We demonstrate that the information entropy of a distribution of atom-centered environments explains known heuristics in ML potential developments, from training set sizes to dataset optimality. Using this tool, we propose a model-free UQ method that reliably predicts epistemic uncertainty and detects out-of-distribution samples, including rare events in systems such as nucleation. …”
    Get full text
    Article
  20. 1180

    Predictive value of machine learning model based on CT values for urinary tract infection stones by Jiaxin Li, Yao Du, Gaoming Huang, Chiyu Zhang, Zhenfeng Ye, Jinghui Zhong, Xiaoqing Xi, Yawei Huang

    Published 2024-12-01
    “…Additionally, the XGBoost model was identified as the optimal model significantly outperforming the traditional LR model. …”
    Get full text
    Article