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Showing 6,101 - 6,120 results of 15,724 for search 'determined (coefficient OR efficient) (method OR methods)', query time: 0.21s Refine Results
  1. 6101

    Non-linear optic properties of colloids prepared by metal targets’ laser ablation in dimethylsulfoxide by А.А. Звеков, А.В. Каленский, А.В. Иванов, А.П. Боровикова, Д.Р. Нурмухаметов

    Published 2024-12-01
    “…The dependencies of the attenuation linear coefficient and pressure generation efficiency on the pulse energy density were described with power laws with a threshold of the ef- fect and the parameters were estimated. …”
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    Article
  2. 6102

    Quantification of vitamin B<sub>12</sub> in infant formula by dimensional liquid chromatography with solid phase extraction by CHU Xiaojun, TAO Baohua, LAI Shiyun, ZHANG jingshun, SONG Yiwen, REN Yiping

    Published 2013-03-01
    “…Thus, it is very necessary and important to develop a sensitive, efficient and accurate method for determination of vitamin B<sub>12</sub>. …”
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    Article
  3. 6103

    Mathematical modelling of flow and adsorption in a gas chromatograph by A. Cabrera-Codony, A. Valverde, K. Born, O.A.I. Noreldin, T.G. Myers

    Published 2025-03-01
    “…Finally the analytical results are compared with experimental data, showing excellent agreement. This novel method is highly efficient and is significantly faster and simpler than previous numerical approaches.…”
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    Article
  4. 6104

    Experimental and Numerical Investigation of a Refrigerator Unit for a Refrigerated Vehicle by Wang Zhenhuan, Choi Younsung, Wang Shanshan

    Published 2024-01-01
    “…To examine the influence of different parameters of a 10 kW refrigeration unit on the performance of a refrigerated vehicle, the capacity, coefficient of performance (COP), and pressure performance of the circulation system of a refrigeration unit were tested using experimental and simulation methods. …”
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    Article
  5. 6105

    A Nonlinear Prediction Model of Antislide Pile Top Displacement Based on MIC-SVR for Jurassic Landslides by Zhiping Huang, Manman Dong, Xi Du, Yongping Guan

    Published 2022-01-01
    “…Based on the quantitative analysis of the rock mass structure characteristics of the soft and hard interbedded sliding bed in the Jurassic strata, the post-thrust force and geometric characteristics of the top of antislide pile displacement, and bending moment, the main controlling factors affecting the displacement of the top of antislide pile were determined by maximal information coefficient (MIC). …”
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    Article
  6. 6106

    The Relation among Teeth and Maxillary Dental Arch Dimensions with Anterior Teeth Angulation and Inclination by Sara M. Al-Mashhadany, Jinan Eliewy Saloom, Mohammed Nahidh

    Published 2021-01-01
    “…This study aimed at finding out whether anterior teeth angulation and inclination have a relationship with the maxillary teeth and dental arch dimensions. Methods. Fifty study models with normal occlusion were selected from the archive of the Department of Orthodontics at Baghdad Dental Faculty. …”
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    Article
  7. 6107

    Psychometric Properties of the Persian Version of the College Academic Perfectionism Scale (CAPS) by Faezeh Peimanpak, Simin Hosseinian, Abbas Abdollahi

    Published 2025-03-01
    “…Methods The statistical sample consisted of students, 404 (115 females and 289 males) of whom were selected by nonrandomized convenience sampling to fill out the questionnaires. …”
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    Article
  8. 6108

    MISSING POSITIVE CORRELATION BETWEEN THE SCANS OF VIDEO DERMATOSCOPY AND ELECTRICAL IMPEDANCE SPECTROSCOPY IN CLINICALLY APPARENT PIGMENT LESIONS by S. Troyanova-Slavkova, L. Kowalzick

    Published 2020-06-01
    “…Methods: In this retrospective descriptive study twenty-eight patients with clinically suspicious naevi were screened and monitored with both Fotofinder ® video dermatoscopy system and the Nevisense® EIS system. …”
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    Article
  9. 6109

    Dynamical behavior of damaged railway sleeper subjected to moving loads: Parametric study of crack properties by Thuy-Duong Le, Le-Hung Tran

    Published 2025-01-01
    “…Additionally, a calculation model utilizing the finite element method is established and compared with the analytical model. …”
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    Article
  10. 6110

    Design and Simulation of Ornithopter based on Four-bar Mechanism by Zhao Zhifang, Qi Mingsi, Feng Jingkai, Zhang Wei, Wang Junyuan, Zhang Jiping

    Published 2017-01-01
    “…In addition,the optimized simulation curve can well approach the given task trajectory. The design method proposed in this paper has the characteristics of fast and efficient,and the result is intuitively visible,which provides a feasible scheme for parameter setting and optimization of other mechanical structure.…”
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    Article
  11. 6111

    Critical Design and Operating Parameters of Active Waveguide Bragg Gratings for Laser Performance by Ángel Sanz-Felipe, Juan A. Vallés

    Published 2024-11-01
    “…In this work, a numerical method is employed to calculate the optical power propagation along an Er/Yb-codoped integrated AWBG. …”
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    Article
  12. 6112

    Breakdown characteristics of oxygen and nitrogen gasmixture as substitute gases of sulfur hexafluoride by Norsuhada Zainal Abidin, Muhammad Saufi Kamarudin, Erwan Sulaiman

    Published 2024-06-01
    “…Based on the findings, N2 gas has been determined to be a highly efficient insulator, outperforming other options. …”
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    Article
  13. 6113

    Moisture adsorption and retention capacity of enzymatic hydrolysates from royal jelly under different humidity circumstances by LI Ying-hua, HU Fu-liang

    Published 2012-07-01
    “…It is safe to draw the conclusion that enzymatic hydrolysis will be an efficient method for obtaining ingredients from royal jelly with good moisture adsorption and retention capacity and it has a bright future in exploitation of moisture-keeping or moisture-adsorbing cosmetic.…”
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    Article
  14. 6114

    Identification of glucomannan molecules derived from Porang (Amorphophallus muelleri Blume) flour by various purification process and the optical transparency by Ivan Rizoputra, Sriati Wahyudi, Sudarsono, Diky Anggoro, Niniek Fajar Puspita, Risdiana, Darminto

    Published 2025-03-01
    “…As a result, purification by soaking for 7 days is an efficient method to produce porang flour with low potassium oxalate monohydrate levels. …”
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    Article
  15. 6115

    Comparative Analysis of Automated Machine Learning and Optimized Conventional Machine Learning for Concrete’s Uniaxial Compressive Strength Prediction by Chukwuemeka Daniel

    Published 2024-01-01
    “…This model yielded the lowest root mean square error (RMSE) of 1.0830 MPa and the highest coefficient of determination (R2) of 0.9493. Analysis of feature importance indicates that curing days of concrete is the most influential parameter for this prediction task. …”
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    Article
  16. 6116

    A Feed-Forward Back-Propagation Neural Network Approach for Integration of Electric Vehicles into Vehicle-to-Grid (V2G) to Predict State of Charge for Lithium-Ion Batteries by Alice Cervellieri

    Published 2024-12-01
    “…This paper addresses the problem of optimizing SoC estimation to enhance the reliability and efficiency of V2G scheduling and MMO coordination. In this work, we develop a Feed-Forward Back-Propagation Network (FFBPN) using MATLAB 2024 software, employing the Levenberg–Marquardt algorithm and varying the number of hidden neurons to achieve better performance; performance was measured by the maximum coefficient of determination (R<sup>2</sup>) and the minimum mean squared error (MSE). …”
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  17. 6117

    PORK CRISIS IN ROMANIA IN THE CONDITIONS OF AFRICAN SWINE FEVER IN THE PERIOD 2017-2019 by Agatha POPESCU, Alina MARCUTA, Liviu MARCUTA, Cristina TINDECHE

    Published 2021-01-01
    “…Using the data provided by Faostat and National Institute of Statistics, and the usual methods specific to such an analysis: fixed index, trend line, regression equations and determination coefficient, the obtained results have pointed out that in the interval 2017-2019 versus 2014-2016, of pig livestock, ASF has amplified the decline of pig livestock, slaughtered pigs and their live weight, and pork production. …”
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    Article
  18. 6118

    Multi-Level Thresholding Based on Composite Local Contour Shannon Entropy Under Multiscale Multiplication Transform by Xianzhao Li, Yaobin Zou

    Published 2025-05-01
    “…Existing approaches predominantly rely on metaheuristic optimization algorithms, which frequently encounter local optima stagnation and require extensive parameter tuning, thereby degrading segmentation accuracy and computational efficiency. This paper proposes a Shannon entropy-based multi-level thresholding method that utilizes composite contours. …”
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    Article
  19. 6119

    Prevalence of Depression Symptoms and its related Factors in School Students by Khadijeh Jahangasht, Shahla Asiri, Sedigheh Pakseresht, Ehsan Kazemnejad Leili

    Published 2016-09-01
    “…Using cluster random sampling method, 26 schools and from each class in every school, 24 students were selected. …”
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    Article
  20. 6120

    Design and Development of Cognitive-Based Educational Strategies to Combat Illicit Drug Use in Bodybuilding Clubs of the Country by Farzane Rezaeean, Mohamadreza Esmaeilzadeh Ghandhari, Hassan Fahimdevin

    Published 2024-09-01
    “…After confirming the validity of the questionnaires with the help of 8 experts and specialists, their reliability was also confirmed by calculating Cronbach's alpha coefficient, and they were used to collect data. Descriptive and inferential statistical methods were used to analyze the collected data. …”
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    Article