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Showing 6,421 - 6,440 results of 15,724 for search 'determined (coefficient OR efficient) method', query time: 0.30s Refine Results
  1. 6421

    Prokaryotic Expression of Coat Protein Gene of Grapevine Berry Inner Necrosis Virus and Preparation of Its Polyclonal Antibody by Xiaolong Deng, Zhilei Wang, Nian Wang, Haiting Zhao, Lang Qin, Runzhou Jiang, Meng Yuan, Xijun Chen, Zhen He

    Published 2024-11-01
    “…Therefore, this study prepared CP<sup>GINV</sup> antiserum and established an efficient, rapid, sensitive, accurate, and high-throughput diagnostic method, providing a foundational approach for the prevention and control of vitis viral diseases.…”
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    Article
  2. 6422

    Transdisciplinary integration of knowledge in the environment of a virtual stem center by Viktor Shapovalov, Oleksandr Stryzhak

    Published 2023-12-01
    “…It is determined that ontological systems are an effective method for structuring and presenting scientific content, facilitating the integration of various scientific disciplines, and optimizing the learning process. …”
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    Article
  3. 6423

    Transdisciplinary integration of knowledge in the environment of a virtual stem center by Віктор Шаповалов, Олександр Стрижак

    Published 2023-12-01
    “…It is determined that ontological systems are an effective method for structuring and presenting scientific content, facilitating the integration of various scientific disciplines, and optimizing the learning process. …”
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    Article
  4. 6424

    Optimization of ultrasound enzyme-assisted trehalose lipid extraction of Coptis alkaloids and evaluation of its anti-inflammatory effects by Huiwen Wang, Haixin Peng, Wenwen Ding, Zhiyun Zhang, Yadan Zheng, Sikai Chen, Xueying Chen, Qianwei Qu, Yanyan Liu, Yanhua Li

    Published 2025-08-01
    “…The establishment of UET method of CR provides a method reference for green and efficient extraction of alkaloid components from natural drugs.…”
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    Article
  5. 6425

    Examining bacteriological and chemical drinking-water quality, sanitation, hygiene, and contamination risk levels in industries in Bishoftu Town, Ethiopia by Getachew Tollera, Aderajew Mekonnen Girmay

    Published 2025-04-01
    “…Nitrate concentration was determined using an ultraviolet spectrophotometer. Ion-Selective Electrode (ISE) testing was used to determine the fluoride levels in the drinking water. …”
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    Article
  6. 6426

    Obtaining chitosan sulfate nanoparticles in an aqueous medium and their colloidal protection with polysaccharides by V. S. Erasov, Yu. O. Maltseva

    Published 2024-05-01
    “…Objectives. To develop a method to obtain a hydrosol of the salt of chitosan with sulfuric acid—chitosanium sulfate (ChS) hydrosol—and to study the effect of various water-soluble polysaccharides on its stability over time, as well as its resistance to indifferent and non-indifferent electrolytes.Methods. κ-Carrageenan, sodium alginate (SA), and xanthan were used as polymers which perform the function of colloidal protection for ChS nanoparticles. …”
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    Article
  7. 6427

    The influence of key parts of hydraulic roof cutting and roof fracture behavior in mining roadway by Yukun LIN, Jiangwei LIU, Yaoyou LIU, Changyou LIU

    Published 2024-12-01
    “…Large deformations caused by mining intersections that could result in destabilisation of the perimeter rock structure of the adjacent working face roadway, which made the roadway difficult to maintain and seriously restricted the safe and efficient production of coal resources. In view of this, a method of hydraulic fracturing on the stress transfer path was prop-osed to destroy the rock mass structure in the designated area, thereby reducing the stress in the surrou-nding rock of the roadway and controlling the stability of the surrounding rock of the roadway. …”
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    Article
  8. 6428

    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
  9. 6429

    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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    Article
  10. 6430

    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
  11. 6431

    Prediction of Crop Yield by Support Vector Machine Coupled with Deep Learning Algorithm Procedures in Lower Kulfo Watershed of Ethiopia by Abebe Temesgen Ayalew, Tarun Kumar Lohani

    Published 2023-01-01
    “…The research comprised a model that is combined with machine learning procedures (ANN, random forest, and decision tree) to know efficient and appropriate crop types. The planned model is improved through conducting deep learning methods incorporated to the existing practice for different crop condition. …”
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    Article
  12. 6432

    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
  13. 6433

    Simulation of the Dynamic Response to Sinusoidal Excitation of the Elastic Porous Metal Mesh Damper by Yichuan Shao, Shibin Song, Taia Xin, Jinyu Wang, Xiaobo Xie

    Published 2021-01-01
    “…Furthermore, two different modeling methodologies, i.e., the FE method and the mixed damping approach, are used to predict the hysteresis behaviors of the dampers. …”
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    Article
  14. 6434

    Associated Factors with the Use of Health Services among Postmenopausal Women in Mashhad Based on the Theory of Planned Behavior: The Role of Health Literacy by Bahare Abdolmaleki, Nooshin Peyman, Habibolah Esmaili, Mohammad Tajfard

    Published 2019-06-01
    “…Data were analyzed by SPSS 24 software, using Kruskal–Wallis test, linear regression method, Pearson correlation coefficient and one-way analysis of variance. …”
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    Article
  15. 6435

    Monitoring and Evaluation of High Temperature and Heat Damage of Summer Maize Based on Remote Sensing Data by Yang Lei, Han Lijuan, Song Jinling, Li Sen

    Published 2020-11-01
    “…Results show that the determination coefficient of daily average air temperature in the plain area is above 0.8, and the determination coefficient of daily maximum temperature is above 0.7, and passing the test of 0.001 level. …”
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    Article
  16. 6436

    Capacity Estimation of Lithium-Ion Battery Systems in Fuel Cell Ships Based on Deep Learning Model by Xiangguo Yang, Jia Tang, Qijia Song, Yifan Liu, Lin Liu, Xingwei Zhou, Yuelin Chen, Telu Tang

    Published 2025-06-01
    “…A TCN-BiGRU model is then developed, with hyperparameters determined by the Kepler optimization algorithm (KOA). …”
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    Article
  17. 6437

    Evaluation of absolute volume of human fetal kidney's cortex and medulla during gestation by Vlajković Slobodan, Daković-Bjelaković Marija, Čukuranović Rade, Popović Jasmina

    Published 2005-01-01
    “…The volumes of cortex and medulla were determined using stereological methods. The results were statistically analyzed and the periods of significant growth of these structures were marked. …”
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    Article
  18. 6438

    Wavelet-Analysis of Cardiosignals Using Matlab by B. F. Badalyan, H. A. Gomtsyan, S. G. Gomtsyan

    Published 2017-12-01
    “…However, all listed methods have a number of disadvantages impairing the accuracy of QRS-complex determination. …”
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    Article
  19. 6439

    Diagnostics of Cutting Tool Condition at Lathes with Numerical Programmed Control in N on-Stationary Formation Modes by I. A. Kashtalyan, P. K. Jukovskiy

    Published 2003-12-01
    “…The paper considers the method which makes it possible to evaluate wear intensity and determine ultimate wear condition of a cutting tool at lathes with numerical programmed control by changes in entropy coefficient of the size stability of machined parts. …”
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    Article
  20. 6440

    Ethical sensitivity questionnaire for nursing students: psychometric properties of the Persian version by Amir Jalali, Azam Sharifi, Behrouz Soltany, Amirhossein Naghibzadeh, Jalal Karimi, Hooman Ghasemi, Parnia Kalhory, khalil Moradi

    Published 2025-05-01
    “…The reliability of the Persian version of the ESQ-NS was confirmed with a Cronbach’s alpha of 0.781, a MacDonald’s Omega coefficient of 0.78, and an Intraclass Correlation Coefficient (ICC) of 0.78 (CI: 0.743- 0.816). …”
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    Article