Search alternatives:
selection » detection (Expand Search)
coefficient » efficient (Expand Search)
Showing 381 - 400 results of 627 for search 'complex selection coefficient', query time: 0.12s Refine Results
  1. 381

    Estudio y modelación del flujo bifásico líquido-gas para bajos valores de Reynolds//Study and modelation for low reynolds value of two phases flow liquid-gas by Annamaris Olmo Velázquez, Margarita de la Victoria Piedra-Díaz, Leorlen Rojas-Mazaira, Melchor Rodríguez-Madrigal, Erich Martínez-Martín

    Published 2015-01-01
    “…<br />_________________________________________________________________________________</p><p><strong>Abstract</strong><br /><br />The study of simultaneous flow of liquid and gas over a conduit is two phases flow combinations more complex that exist. For the study we select fluid (glycerin in solution with water (80 %) and industrial gel) that establish flow models necessary for the investigation the desired systems. …”
    Get full text
    Article
  2. 382

    Application of machine learning and genetic optimization algorithms for modeling and optimizing soybean yield using its component traits. by Mohsen Yoosefzadeh-Najafabadi, Dan Tulpan, Milad Eskandari

    Published 2021-01-01
    “…The RBF algorithm with highest Coefficient of Determination (R2) value of 0.81 and the lowest Mean Absolute Errors (MAE) and Root Mean Square Error (RMSE) values of 148.61 kg.ha-1, and 185.31 kg.ha-1, respectively, was the most accurate algorithm and, therefore, selected as the metaClassifier for the E-B algorithm. …”
    Get full text
    Article
  3. 383

    Prediction models of iron level in beef muscle tissue toward ecological well-being by K. Narozhnykh

    Published 2023-10-01
    “…It contained three predictors, namely, number of erythrocytes, color index, and globulin, as a result of selection based on internal and external-quality criteria. …”
    Get full text
    Article
  4. 384

    Neural Networks vs. Regression: A Comparative Analysis in Medical Data Processing by Minodora ANDOR, Gheorghe Ioan MIHALAŞ

    Published 2025-05-01
    “…Regression provided robust results with minimal computational effort, while FFNN required complex tuning without a clear performance advantage. …”
    Get full text
    Article
  5. 385

    A Review of Numerical Techniques for Frictional Contact Analysis by Govind Vashishtha, Sumika Chauhan, Riya Singh, Manpreet Singh, Ghanshyam G. Tejani

    Published 2025-01-01
    “…The selection of an appropriate friction constitutive model is crucial; while the Coulomb friction law is common, more sophisticated models are necessary to represent real-world complexities, including surface roughness and temperature dependence. …”
    Get full text
    Article
  6. 386

    ATN-Hybrid: a hybrid attention network with deterministic-probabilistic mechanism for hyperspectral image classification by Jianshang Liao, Liguo Wang

    Published 2025-08-01
    “…The network employs a dual-branch structure: the deterministic branch generates stable feature weights through explicit channel mapping and normalization, while the probabilistic branch implements temperature-guided adaptive feature selection through a soft attention mechanism. Additionally, we design an adaptive feature fusion strategy with learnable fusion coefficients for dynamic feature optimization. …”
    Get full text
    Article
  7. 387

    Optimized rock physics model implementation to characterize the heterogeneous B-interval reservoir facies in the petro-elastic domain, mubarak block, lower indus basin, Pakistan by Muyyassar Hussain, MonaLisa, Zahid U. Khan, Syed A. Ahmed

    Published 2023-04-01
    “…The accuracy of the selected model was authenticated by statistical measures, i.e., good prediction quality, high correlation coefficient, along with less normalized root mean square error for modeled Vp, Vs and density. …”
    Get full text
    Article
  8. 388

    Multi-Threshold Remote Sensing Image Segmentation Based on Improved Black-Winged Kite Algorithm by Yi Zhang, Xinyu Liu, Wei Sun, Tianshu You, Xin Qi

    Published 2025-05-01
    “…Quantitative evaluations reveal substantial improvements in the dice coefficient across six randomly selected remote sensing images, achieving performance enhancements of 7.76%, 11.99%, 30.75%, 22.91%, 44.37%, and 18.55%, respectively. …”
    Get full text
    Article
  9. 389

    Separation Process for Methanol–Methylal–Methyl Formate Multicomponent System in Polyformaldehyde Production Waste Liquid: Modeling and Techno-Economic Analysis by Huajie Liu, Jun Fan, Weiping Liu, Yong Wang, Qiuhong Ai, Yonglin Li

    Published 2025-01-01
    “…Although the economic benefit of the multi-component distillation reach 7281.2 CNY, the increase in the number of equipment and the complexity of the process have negative impacts.…”
    Get full text
    Article
  10. 390

    Prediction of rock burst risk in underground openings based on intuitionistic fuzzy set by Xin Wang, Kebin Shi, Quan Shi, Heng Zhang, Liqiang Bai

    Published 2025-07-01
    “…Considering the internal and external driving factors affecting rock burst, the uniaxial compressive strength $${\sigma _c}$$ , uniaxial tensile strength $${\sigma _t}$$ , maximum tangential stress $${\sigma _\theta }$$ , burial depth H, brittleness index $${\sigma _c}/{\sigma _t}$$ , stress coefficient $${\sigma _\theta }/{\sigma _c}$$ , and elastic strain energy index $${w_{et}}$$ were selected as the indices to analyze the risk of rock burst. …”
    Get full text
    Article
  11. 391

    Evaluating AI-generated responses from different chatbots to soil science-related questions by Javad Khanifar

    Published 2025-06-01
    “…For this purpose, 105 specialized multiple-choice questions covering all domains of soil science were selected from the Iranian national PhD entrance exam in soil science. …”
    Get full text
    Article
  12. 392

    Convolutional block attention gate-based Unet framework for microaneurysm segmentation using retinal fundus images by C. B. Vanaja, P. Prakasam

    Published 2025-03-01
    “…However, because of the complex background and varied lighting factors, it is challenging to recognize microaneurysms in fundus images automatically. …”
    Get full text
    Article
  13. 393

    Data-driven assessment of corrosion in reinforced concrete structures embedded in clay dominated soils by Shahbaz Ahmad, Siraj Ahmad, Sabih Akhtar, Faraz Ahmad, Mujib Ahmad Ansari

    Published 2025-07-01
    “…The findings confirm that ANN models can effectively capture the nonlinear interactions governing corrosion progression, even under complex environmental conditions associated with clayey soils. …”
    Get full text
    Article
  14. 394

    Cooling Load Forecasting Method for Central Air Conditioning Systems in Manufacturing Plants Based on iTransformer-BiLSTM by Xiaofeng Huang, Xuan Zhou, Junwei Yan, Xiaofei Huang

    Published 2025-05-01
    “…First, the Pearson correlation coefficient is employed to select time-series variables that have a significant impact on cooling load. …”
    Get full text
    Article
  15. 395

    A LightGBM-Based Power Grid Frequency Prediction Method with Dynamic Significance–Correlation Feature Weighting by Jie Zhou, Xiangqian Tong, Shixian Bai, Jing Zhou

    Published 2025-06-01
    “…To verify the effectiveness of the D-SCW method, this study conducts comparative experiments on two actual grid operation datasets (including typical scenarios with wind/photovoltaic (PV) installations, accounting for 5–35% of the grid); additionally, the Spearman’s rank correlation coefficient method, mutual information (MI), Lasso regression, and the feature screening method of recursive feature elimination (RFE) are selected as the baseline control; root mean square error (RMSE), mean absolute error (MAE), and mean absolute percentage error (MAPE) are adopted as assessment indicators. …”
    Get full text
    Article
  16. 396

    Cooperative Control and Intelligent Optimization for Air-Sea Heterogeneous Unmanned Systems by Can KE, Huifang CHEN, Lei XIE

    Published 2025-04-01
    “…Besides, for the multi-objective optimization problem of convergence time and communication energy consumption in cooperative control algorithm, an improved multi-objective quantum-behavior particle swarm optimization algorithm was proposed by designing contraction-expansion coefficient and dynamic dense distance strategy, which was used to intelligently select the impulsive interval for each domain, achieving a good compromise between the convergence time and communication energy consumption of cooperative control algorithm. …”
    Get full text
    Article
  17. 397

    On the problem of estimating the snowiness of winters by different methods by the example of the Yuzhno-Sakhalinsk city by E. N. Kazakova

    Published 2024-11-01
    “…Galakhov; the Schultz coefficient; and the maximum winter snow cover thickness. …”
    Get full text
    Article
  18. 398
  19. 399

    Trust in the health care professional and health outcome: A meta-analysis. by Johanna Birkhäuer, Jens Gaab, Joe Kossowsky, Sebastian Hasler, Peter Krummenacher, Christoph Werner, Heike Gerger

    Published 2017-01-01
    “…Prospective studies are required to deepen our understanding of the complex interplay between trust and health outcomes.…”
    Get full text
    Article
  20. 400

    Assessment of the functioning of the photosynthetic apparatus of Olea europaea L. under freezing temperatures by Sergei Yu. Tsiupka, Valentina A. Tsiupka, Ilya V. Bulavin

    Published 2025-02-01
    “…At a low gradient of temperature exposure (-7... - 10°C), leaf tissues of the European selection varieties ‘Coreggiolo’, ‘Ascolano’, ‘Leccino’ and ‘Razzo’ were damaged: electrical conductivity reached 15%, chlorophyll stability index decreased, variable fluorescence and photosynthetic activity coefficients decreased, uncontrolled photon quenching was significantly higher than the effective photochemical quantum yield and non-photochemical quenching. …”
    Get full text
    Article