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Showing 4,761 - 4,780 results of 15,724 for search 'determined (coefficient OR efficient) (method OR methods)', query time: 0.33s Refine Results
  1. 4761
  2. 4762

    Quantifying the impact of surgical teams on each stage of the operating room process by Adam Meyers, Mertcan Daysalilar, Arman Dagal, Arman Dagal, Michael Wang, Onur Kutlu, Mehmet Akcin, Mehmet Akcin

    Published 2024-10-01
    “…IntroductionOperating room (OR) efficiency is a key factor in determining surgical healthcare costs. …”
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    Article
  3. 4763

    FUKUSHIMA FALLOUT IN SAKHALIN REGION, RUSSIA, PART 2: 137Cs AND 134Cs IN GRASSLAND VEGETATION by V. P. Ramzaev, A. N. Barkovsky, A. V. Gromov, S. A. Ivanov, M. V. Kaduka

    Published 2018-07-01
    “…Activities of 134Cs and 137Cs radionuclides were determined by direct γ-ray spectrometry method using HP-germanium detectors. …”
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    Article
  4. 4764

    Multi-fault Repair and Optimization Strategy of Distribution Network Based on Fault Adjacency State by Aiqing YU, Liqing DING, Yufei WANG, Hao LI

    Published 2023-03-01
    “…The practicability and the effectiveness of the proposed methods are verified by simulation on PG&E69 bus system.…”
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  5. 4765
  6. 4766

    Evapotranspiration Partitioning in Selected Subtropical Fruit Tree Orchards Based on Sentinel 2 Data Using a Light Gradient-Boosting Machine (LightGBM) Learning Model in Malelane,... by Prince Dangare, Zama E. Mashimbye, Paul J. R. Cronje, Joseph N. Masanganise, Shaeden Gokool, Zanele Ntshidi, Vivek Naiken, Tendai Sawunyama, Sebinasi Dzikiti

    Published 2025-07-01
    “…The 10-fold cross-validation and independent validation on <inline-formula><math display="inline"><semantics><mrow><mi>E</mi><mi>T</mi></mrow></semantics></math></inline-formula> and <inline-formula><math display="inline"><semantics><mrow><mi>T</mi></mrow></semantics></math></inline-formula> models produced high accuracy with coefficient of determination (<inline-formula><math display="inline"><semantics><mrow><msup><mrow><mi>R</mi></mrow><mrow><mn>2</mn></mrow></msup></mrow></semantics></math></inline-formula>) <inline-formula><math display="inline"><semantics><mrow><mo>≥</mo></mrow></semantics></math></inline-formula> 0.88, Kling–Gupta efficiency (<inline-formula><math display="inline"><semantics><mrow><mi>K</mi><mi>G</mi><mi>E</mi></mrow></semantics></math></inline-formula>) <inline-formula><math display="inline"><semantics><mrow><mo>≥</mo></mrow></semantics></math></inline-formula> 0.91, root mean square error (<inline-formula><math display="inline"><semantics><mrow><mi>R</mi><mi>M</mi><mi>S</mi><mi>E</mi></mrow></semantics></math></inline-formula>) <inline-formula><math display="inline"><semantics><mrow><mo>≤</mo></mrow></semantics></math></inline-formula> 0.04 mm/h, and mean absolute error (<inline-formula><math display="inline"><semantics><mrow><mi>M</mi><mi>A</mi><mi>E</mi></mrow></semantics></math></inline-formula>) <inline-formula><math display="inline"><semantics><mrow><mo>≤</mo></mrow></semantics></math></inline-formula> 0.03 mm/h for all the crops. …”
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  7. 4767

    Laboratory model of the Savonius rotor by Yu. V. Guseva, S. A. Kostryukov, A. R. Vasilev

    Published 2022-06-01
    “…The design parameters are substantiated and a physical model is created for a comprehensive study and performance characteristics in laboratory conditions.METHODS. Based on the methods of physical and mathematical modeling of structures and profiles of wind turbine blades, the technical and economic indicators of various profiles of the blades of the Savonius rotor are determined.RESULTS. …”
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  8. 4768

    Structure and Physics Mechanical Properties of Multiperiod Vacuum-arc Coatings on the Basis of Two-layer System TiNx/ZrNx by O.V. Sobol', A.A. Andreev, T.V. Bochulia, V.A. Stolbovoy, V.F. Gorban, A.V. Yanchev, A.A. Meylekhov

    Published 2017-02-01
    “…By methods of structural analysis (a precise X-ray diffraction method and raster electron microscopy) in conjunction with tests on physical and mechanical characteristics (hardness, elastic modulus, friction force and friction coefficient) comprehensive studies have been conducted. …”
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  9. 4769
  10. 4770

    Prediction and Analysis of Rice Production and Yields Using Ensemble Learning Techniques by Yudha Islami Sulistya, Aina Musdholifah, Chrissandy Sapuletea, Elsi Titasari Br Bangun, Hizbullah Hamda, Sarah Anjani, Abednego Dwi Septiadi

    Published 2024-08-01
    “…For instance, the ensemble model for predicting area harvested, combining Model 6 (linear regression) and Model 10 (ARIMA), achieved  of coefficient of determination outperforming the individual models. …”
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    Article
  11. 4771

    Baby Cry Classification Using Structure-Tuned Artificial Neural Networks with Data Augmentation and MFCC Features by Tayyip Ozcan, Hafize Gungor

    Published 2025-03-01
    “…The MFCC (Mel-Frequency Cepstral Coefficients) method was used in the second step to extract meaningful and distinctive features from the sound data. …”
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  12. 4772

    Assessment of air pollution resulting from the South Baghdad power plant using the Gaussian model by RUQAYA A. Al-NASER, MONIM H. AL-JIBOORI

    Published 2025-03-01
    “…The atmospheric stability was determined using a three-dimensional ultrasonic anemometer and stability classes were determined using the Monin-Obukhov method and applied Lagrange scale to calculate vertical and horizontal dispersion coefficients. …”
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  13. 4773
  14. 4774

    Identification of truncation frequencies for BIW structures based on modal contribution analysis by Feitan Peng, Huabin Li, Fuwu Yan, Junyi Ye

    Published 2025-09-01
    “…To address the trade-off between modeling efficiency and accuracy in low- to mid-frequency dynamic analysis of Body-in-White (BIW) structures, this study proposes a frequency truncation method based on the modal contribution at points of minimum dynamic stiffness. …”
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  15. 4775

    Modeling the performance indicators of geotechnological blocks and the movement of the discovered reserves of an underground borehole leaching of uranium by D. R. Podrezov

    Published 2020-08-01
    “…This work conducts a comprehensive analysis of system relationships between the main technical and technological indicators of technological blocks functioning at underground uranium leaching mines. Methods. An information model describing the operation of technological wells was created. …”
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  16. 4776

    Spike Stall Precursor Detection in a Single-Stage Axial Compressor: A Data-Driven Dynamic Modeling Approach by Anish Thapa, Jichao Li, Marco P. Schoen

    Published 2025-04-01
    “…Operational safety and fuel efficiency are critical, yet often conflicting, objectives in modern civil get engine designs. …”
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  17. 4777
  18. 4778

    Filtration of Submicron Soot Particles, Oil Droplets, and their Mixtures on Single- and Multi-layer Fibrous Filters by Mateusz Kamiński, Jakub M. Gac, Piotr Sobiech, Paweł Kozikowski, Szymon Jakubiak, Tomasz Jankowski

    Published 2022-02-01
    “…Abstract The dynamics of filtration efficiency and pressure drop during the simultaneous filtration of soot and oil aerosols on single- and multi-layer filters were investigated, and the determined filtration efficiency was compared with the theoretical efficiency obtained via the classical filtration theory. …”
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  19. 4779

    Testing of herbicidal systems for maize cultivation in the Steppe of Ukraine by V. Sudak, A. Horbatenko, S. Semenov, А. Kulyk

    Published 2021-05-01
    “…Methods. Field experiment — for the weeds and maize yield accounting, and calculation method — for determining of the technical and economic efficiency of herbicide systems. …”
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  20. 4780