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Showing 281 - 300 results of 2,280 for search 'variable function (((coefficient. OR efficiency.) OR efficiency.) OR efficient.)', query time: 0.23s Refine Results
  1. 281

    Analysis of effects of meteorological variables on dengue incidence in Bangladesh using VAR and Granger causality approach by Md. Jamal Hossain, Nazia Sultana, Anwesha Das, Fariea Nazim Jui, Md. Kamrul Islam, Md. Mijanoor Rahman, Mohammad Mafizur Rahman

    Published 2024-11-01
    “…BackgroundDengue fever is a serious public health issue in Bangladesh, where its incidence rises with the monsoon. Meteorological variables are believed to be responsible factors among others. …”
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    Article
  2. 282

    Heart rate variability in university students engaged in competitive sports at the beginning of a training season by P. N. Chainikov, V. G. Cherkasova, S. V. Muraviev, А. М. Kulesh

    Published 2020-09-01
    “…Objective: to study heart rate variability in university students engaged in competitive sports at the beginning of a training season. …”
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  3. 283
  4. 284

    Magnetic Deflection Coefficient Investigation for Low Energy Particles by Baghdad Science Journal

    Published 2011-06-01
    “…The results showed had been tabulated and graphically represented as functions of their variables. These results a satisfactory agreement between experimental values and theoretical data given in the literature showed.…”
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  5. 285

    Singular anisotropic equations with a sign-changing perturbation by Zhenhai Liu, Nikolaos S. Papageorgiou

    Published 2023-10-01
    “…We prove a multiplicity result producing two positive smooth solutions when the coefficient function in the singular term is small in the L∞-norm. …”
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  6. 286
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    Speckle-Tracking Echocardiography in Dogs: Evaluating Imaging Parameters and Methodological Variability in Global Longitudinal Strain Assessment by Jonas E. Mogensen, Maiken B. T. Bach, Pernille G. Bay, Tuğba Varlik, Jakob L. Willesen, Caroline H. Gleerup, Jørgen Koch

    Published 2025-05-01
    “…Two-dimensional speckle-tracking echocardiography (2D-STE) is an advanced imaging technique that offers quantitative insights into myocardial function by analyzing the motion of speckles created during ultrasound–tissue interactions. …”
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  8. 288

    An Analysis of Cotton Production Technology on the Harran Plain by Abdulbaki Bılgıc, Seyda Ipekcıoglu, Tamer Isgın

    Published 2010-12-01
    “…In this research, it was aimed to determine effects of three production factors; labor, capital, and land, on the current level of cotton output produced by a sample of local cotton farmers operating on the Harran Plain in Turkey and whether this relation may be used to assess the returns-to-scale parameter, also known as the function coefficient in the production economics literature. …”
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  9. 289
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    Evaluation of the polymorphism of the GDF9 and BMP15 genes and their relationship with the reproductive functions of sheep of different breeds by Z. K. Gadzhiev, E. S. Surzhikova, D. D. Evlagina, A. I. Surov, S. N. Shumaenko

    Published 2023-11-01
    “…Polymorphism is the result of evolutionary processes and is inherited, associated with biodiversity and modified by natural selection and functions to preserve various forms of population. …”
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  11. 291
  12. 292

    A Neutrosophic Multi-Objective Optimization Framework for Sustainable Design of Water Supply Systems by Jesús Rafael Hechavarría Hernández, Maikel Yelandi Leyva Vázquez

    Published 2025-05-01
    “…Through the application of MMN, optimal solutions are identified that not only minimize costs and losses but also maximize efficiency and service quality, considering variability in demand and risks associated with climate change and infrastructure failures. …”
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  13. 293
  14. 294

    A Numerical Scheme Based on the Chebyshev Functions to Find Approximate Solutions of the Coupled Nonlinear Sine-Gordon Equations with Fractional Variable Orders by MohammadHossein Derakhshan

    Published 2021-01-01
    “…In this article, a numerical method based on the shifted Chebyshev functions for the numerical approximation of the coupled nonlinear variable-order fractional sine-Gordon equations is shown. …”
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    Influence of preoperative variables on the 3-month functional outcomes of the Vivity extended depth-of-focus intraocular lens: a prospective case series by Giacomo Savini, Alice Galzignato, Catarina P. Coutinho, Jinhai Huang, Yue Wu, Piero Barboni, João Mendanha Dias, Filomena J. Ribeiro, Domenico Schiano-Lomoriello

    Published 2025-02-01
    “…Assuming a minimum Pearson r correlation coefficient between variables of 0.5 with a power of 80% and a P value less than 0.05, a minimum sample size of 29 (58 eyes) cases was required. …”
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  17. 297

    The Constraint Function Response Shifting Scalar-Based Optimization Method for the Reliability-Based Dynamic Optimization Problem by Ping Qiao, Qi Zhang, Yizhong Wu

    Published 2025-02-01
    “…Whereafter, in order to solve RB-DOP efficiently, the constraint function response shift scalar (CFRSS)-based RB-DOP optimization method is proposed, in which the nested RB-DOP is decoupled into an equivalent deterministic DOP and a CFRSS search problem, and the two problems are addressed iteratively until the control law converges. …”
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  18. 298
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    A Data-Driven Iterative Feedforward Tuning Strategy with a Variable-Gain Feedback Controller for Linear Servo Systems by Jiaqian Fu, Shanhu Li

    Published 2025-06-01
    “…Theoretical verification and experimental results indicate the excellent iterative efficiency and accuracy of IFFT with a variable-gain feedback controller.…”
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  20. 300