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Showing 4,781 - 4,800 results of 15,724 for search 'determined (coefficiency OR efficient) method', query time: 0.26s Refine Results
  1. 4781
  2. 4782

    Optimal Control for A SEIR Epidemiological Model Under the Effect of Different Incidence Rates by Derya Avcı

    Published 2023-04-01
    “…Euler-Lagrange equations corresponding to the optimality conditions of the considered model are first determined by Hamiltonian’s formalism. Afterward, the optimal system with right and left fractional Caputo derivatives are solved numerically by the forward-backward sweep method combined with the fractional Euler method. …”
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    Article
  3. 4783

    Optimal irrigation and nitrogen fertilization for growth and yield of perennial ryegrass (Lolium perenne) by DUAN Kelong, NIU Zuirong, ZHANG Zhenrong, SONG Shuzhen, LI Miaoqi, GUO Sheng

    Published 2025-01-01
    “…The optimal irrigation and nitrogen fertilization was determined by the entropy-weight TOPSIS model. [Result] Both irrigation and nitrogen significantly influenced ryegrass growth and yield. …”
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    Article
  4. 4784

    Use of Sanger Sequencing in Etiological Diagnostics of Bacterial Complications in Hospital Environment by N. E. Barantsevich, E. P. Barantsevich

    Published 2025-02-01
    “…The Sanger sequencing method is highly efficient and quite cost effective, compared to the biochemical test panels widely used in clinical practice — the «gold standard» method in the etiological diagnosis of bacterial complications in the clinic of internal diseases.…”
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  5. 4785

    Estimation of Weibull distribution parameters to assess the wind energy potential of high altitude sites in the Andean region of Ecuador by Natalia Alexandra Pérez Londo, Darwin Saúl Lema Londo, Rosa Ormaza Hugo, Fabián Londo, Narcisa Sánchez Salcán, Diana Katherine Campoverde-Santos, Dalinda Quingatuña, Julio Coello-Cabezas

    Published 2025-09-01
    “…To evaluate the accuracy of these methods, the mean square error, the root mean square error, the mean absolute error, the coefficient of determination, and the chi-square test were used. …”
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    Article
  6. 4786

    Simulation test and optimization for structural parameters of circular arc gear discharging fertilizer apparatus by DUN Guoqiang, GAO Zhiyong, GUO Yanling, LIU Yuxuan, MAO Ning, JI Wenyi

    Published 2020-10-01
    “…Upon this circumstance, the coefficient of variation was 0.28, and the coefficient of determination was 0.997 2. …”
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    Article
  7. 4787

    Proposals of exposure criteria for the assessment of low frequency noise at workplaces in industrial control rooms and office-like areas by Małgorzata PAWLACZYK-ŁUSZCZYŃSKA, Adam DUDAREWICZ, Mariola ŚLIWIŃSKA-KOWALSKA

    Published 2014-05-01
    “…The subjective ratings of LFNs were compared to objective results from various assessing methods. The relations between annoyance and excesses of proposed limits were analyzed using Pearson correlation coefficient (r). …”
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    Article
  8. 4788

    Advanced extraction technologies and functional applications of algal polysaccharides in modern food systems by Himanshu Srivastava, Bhawna Bisht, Jerin James, Rupa Khanna Malhotra, Anna Kurbatova, Amar Dabral, Shuchi Upadhyay, Vinod Kumar

    Published 2025-08-01
    “…Pre-treatment prior to extraction plays a vital role in determining both the yield and efficiency of algal polysaccharide recovery. …”
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    Article
  9. 4789

    Research on provincial implied carbon emissions in China under the shared responsibility driven by new quality productivity: A new approach by Yingying Du, Haibin Liu, Hui Huang, Jiazeng Zhang, Yajie Wang

    Published 2024-12-01
    “…Key findings include: (1) The CVAT method's determination of responsibility sharing coefficients aligns with fairness and efficiency principles, resulting in a more equitable distribution of implied carbon emission responsibilities conducive to achieving fair carbon emission reduction. (2) Over the research period, national implied carbon emissions exhibited an upward trajectory, increasing from 3.305 billion tons in 2002 to 9.726 billion tons in 2017, with Shandong, Hebei, and Jiangsu provinces ranking among the top emitters in China. (3) Eastern coastal and western regions function as net carbon transfer out regions, while the central, northeast, and southwest regions act as net carbon transfer in regions. (4) The implied carbon transfer network demonstrated relative stability throughout the study period, with Shandong, Hebei, Jiangsu, and Inner Mongolia emerging as major carbon transfer provinces. …”
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  10. 4790

    Avaliação do desempenho dos diferentes métodos de interpoladores para parâmetros do balanço hídrico climatológico Evaluation of the performance of the different methods of interpol... by Fábio da S. Castro, José E. M. Pezzopane, Roberto A. Cecílio, José R. M. Pezzopane, Alexandre C. Xavier

    Published 2010-01-01
    “…The results show that the method of kriging was the most efficient for the spatialization of climatic parameters, based on the lower value of the Root of the Mean Quadratic Error (REMQ) and other calculated parameters that helped in choosing the best model.…”
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  11. 4791

    Simultaneously detecting the intensity and position of Southwestern Atlantic Ocean Frontal Zones from satellite-derived SST by a multi-task deep learning model by Zhi Wang, Guangyu Yang, Yanchen Guo, Zhenkuan Pan, Ge Chen, Chunyong Ma

    Published 2025-01-01
    “…However, existing methods often overlook intensity detection and treat FZ intensity and position detection as separate tasks, leading to reduced computational efficiency and a lack of coupling between intensity and position detection results, which ultimately compromises accuracy. …”
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  12. 4792
  13. 4793

    Distributionally Robust Policy and Lyapunov-Certificate Learning by Kehan Long, Jorge Cortes, Nikolay Atanasov

    Published 2024-01-01
    “…This article presents novel methods for synthesizing distributionally robust stabilizing neural controllers and certificates for control systems under model uncertainty. …”
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  14. 4794

    Modeling Porosity Surface of 3D Selective Laser Melting Metal Materials by Matej Babič, Roman Šturm, Teofil-Florin Gălățanu, Ildikó-Renáta Száva, Ioan Száva

    Published 2025-05-01
    “…The method’s usefulness and efficiency were confirmed by experimental work using an EOS M 290 3D printer and EOS Maraging Steel MS1. …”
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  15. 4795

    Prediction and optimization of hardness in AlSi10Mg alloy produced by laser powder bed fusion using statistical and machine learning approaches by İnayet Burcu Toprak

    Published 2025-05-01
    “…Among the models, SVM achieved the highest coefficient of determination (R2 = 0.73). This study highlights the importance of integrating Machine Learning and statistical analysis methods for the effective modeling and optimization of LPBF processes. …”
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  16. 4796

    Evaluation of the Effectiveness of Pulsed Ultraviolet Devices in Medical Premises of the Emergency Department of a Hospital Under Conditions of Intensive Patient Flow by B. L. Kurilin, N. E. Drozdova, A. Yu. Perminov, E. V. Kislukhina, Ya. V. Kulikova, N. S. Fomenko, A. V. Shapoval, V. I. Drozdova, A. R. Samarin

    Published 2025-04-01
    “…The reliability of differences in numerical values was determined using Student’s t-test, and categorical values were determined using the χ2-test or McNamara test .To assess the economic efficiency of using pulsed UV devices, methods of economic analysis and investment assessment were used.RESULTS. 1. …”
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  17. 4797

    Projection Group Decision-making Model of Water Conservancy Project Emergency Plans Based on Interval Intuitionistic Fuzzy Information by CAO Xiongfeng, XIE Wenjing, FENG Jiwei

    Published 2022-01-01
    “…To deal with the group decision-making of emergency plans more accurately and efficiently,this paper proposes a group decision-making model of emergency plans based on interval intuitionistic fuzzy information and projection method,since the decision information with zero value in the aggregation operators will get inaccurate results.First,the interval intuitionistic fuzzy set theory and projection method are utilized to build a multi-objective optimization model to solve the optimal aggregation information of the group.Then,the interval intuitionistic fuzzy entropy is adopted to determine the attribute weight of the index,and the closeness based on the project projection is employed to determine the optimal plan.Finally,the effectiveness of the decision-making model is verified by case analysis.The research results show that the social impact of disasters and the aftermath treatment play an important role in emergency decision-making;the projection decision-making model improves the accuracy and efficiency of the decision-making process and has good applicability and generalization.…”
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  18. 4798

    Planning and spatial solutions for the integrated development of the territory of the Caucasian Mineral Waters agglomeration based on the specific historical background by N. A. Fomenko, A. D. Konovalov

    Published 2025-01-01
    “…The economic efficiency of a region's development is inextricably linked with the formation of agglomerations on its territory. …”
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  19. 4799

    The usage of TiO2@Fe3O4 nanocomposites synthesized by a novel and facile method as adsorbents in the separation/preconcentration of silver ions from domestic wastewater samples by Hilal Akbiyik, Ayça Girgin, Buse Tuğba Zaman, Arda Atakol, Nevim San, Sezgin Bakirdere

    Published 2025-06-01
    “…In this study, an efficient magnetic-dispersive solid phase extraction (MDSPE) method was developed utilizing TiO2@Fe3O4 nanocomposites (NCs) as adsorbent for the separation and preconcentration of silver ions. …”
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  20. 4800

    IMPROVING THE ORGANIZATION OF PASSENGER SERVICE ON THE ROUTE BY USING BUSES OF DIFFERENT CAPACITY by I. M. Ryabovbov, R. Ya. Kashmanov

    Published 2019-07-01
    “…In order to optimize the transportation process, the authors used the method of determining the buses’ number by hour of the day on the base of the graph-analytical method. …”
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