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Showing 1,041 - 1,060 results of 15,724 for search 'determined (coefficient OR efficiency) method', query time: 0.23s Refine Results
  1. 1041
  2. 1042

    Increase in high-lift devices efficiency of swept wing by Yu. S. Mikhailov

    Published 2020-12-01
    “…Aerodynamic analysis and design were carried out using 2D RANS Navier-Stokes method. A comparison of computed results has shown visible aerodynamic advantages of an improved high-lift system for maximum lift coefficient and refining the behavior of stall characteristics at high angles of attack. …”
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  3. 1043

    Measures to improve energy efficiency of building utility systems by A. S. Gavrilov, A. E. Sergeev

    Published 2021-07-01
    “…Methods. The main method is based on a survey of the level of energy efficiency of heating and hot water supply systems. …”
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  4. 1044
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  6. 1046

    The Breathing IQ: an anthropometric index of diaphragmatic breathing efficiency by Belisa Vranich, Rachel Lee, John Zapanta, Brian Shoen, Helene Houghton, Crystal Ruelas, Mary Lisa Wahlfeldt, Robin Kerr, Andrei Pripotnev, Michaela Goorahoo, Jean-Berne Baptiste, Joanne Elliot

    Published 2025-04-01
    “…Respiratory research has consistently called for the standardization of methods that can consider breathing as multifactorial and also consider breathing mechanics.AimThis paper aims to introduce the Breathing IQ (BIQ) as a novel anthropometric index of abdominothoracic flexibility for identifying biomechanical breathing patterns and assessing diaphragmatic breathing efficiency.MethodA sample of N = 384 individuals was assessed with the BIQ pre- and post-intervention of five corrective exercises in a single 90-minute session to identify changes in the BIQ grade (A–F), as determined by measuring the breathing range of motion (ROM) and location of movement (LOM).ResultsBinary-grade improvement (yes/no) occurred in 331 of 370 without an A grade at baseline (89.5%), p < 0.001. …”
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  7. 1047
  8. 1048

    Research into operation efficiency of single-bucket hydraulic excavators by R. F. Salikhov, V. N. Kuznetsova, I. S. Kuznetsov

    Published 2025-07-01
    “…The excavator manufactured by Hitachi (Japan) was chosen as the machine under study.Methods and materials. To determine the utilization rates by time (excluding idling and movement within the object), idling, the data collection methodology was described. …”
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  9. 1049

    Quantitative analysis of diffusion-weighted magnetic resonance images during chemoradiation therapy for cancer of the cervix uteri: Prognostic role of pretreatment diffusion coeffi... by S. A. Kharuzhyk

    Published 2016-03-01
    “…Objective: to carry out a quantitative analysis of diffusionweighted magnetic resonance images (DWI) in cancer of the cervix uteri (CCU) and to estimate the possibility of using pretreatment measured diffusion coefficient (MDC) to predict chemoradiation therapy (CRT).Material and methods. …”
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  10. 1050
  11. 1051

    Performance of models to determine flow rate using orifice plates by Nicolas D. Cano, Antonio P. de Camargo, Gustavo L. Muniz, Jonesmar de Oliveira, José G. Dalfré Filho, José A. Frizzone

    Published 2020-11-01
    “…In the theoretical equations, the discharge coefficient was obtained using the Reader-Harris/Gallagher equation (Method 1) and approximated from experimental data using the angular coefficient of a zero-intercept straight line (Method 2). …”
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  12. 1052
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  15. 1055

    The effect of work accidents on the efficiency of production in the coal sector by Ya şar Kasap

    Published 2011-05-01
    “…Using data envelopment analysis, the overall sources of technical inefficiency in the years examined were determined. The results from this analysis revealed that the overall technical efficiency was as low as 69.7%, particularly as a result of the disaster in 1992; work accidents therefore had a negative effect on production efficiency. …”
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  16. 1056
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  18. 1058

    STATISTICAL PROCESSING OF TECHNICAL CHARACTERISTICS OF VIBRATING PLATE COMPACTORS by I. S. Tyuremnov, D. V. Fedorova

    Published 2019-04-01
    “…Moreover, low values of the determination coefficient for oscillation frequency and relative forcing force depending on the mass of the equipment also indicate the lack of consensus among manufacturers about the required characteristics of vibrating plate compactors and an assessment of their technological capabilities.Due to a significant excess of driving force of vibrating plate compactors over their weight, the base of the plate should come into partial uplift from soil, and that should be taken into account while the mathematical model of interaction development between vibrating plate compactors and soil. …”
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  19. 1059

    Integrated Identification and Efficient Use of Biodiversity in Mountainous Regions by Mehdiyeva A. M., Mahmudova Z. A., Rustamova D. F., Mansurova D., Juraeva G.

    Published 2025-01-01
    “…Using a number of analytical research methods (hydrogeological, geochemical, geophysical, isotope, computer (mathematical) modeling and others) to solve these problems, we determine the foci of formation of reservoir conditions in individual horizons, migration routes, as well as quantitative and qualitative parameters of thermal waters. …”
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  20. 1060

    Clinical efficiency of an education program for patients with rheumatoid arthritis by Evgenia Vladislavovna Orlova, L N Denisov, A O Arsenyev, N M Kosheleva, D E Karateyev, E L Nasonov

    Published 2012-04-01
    “…Objective: to develop an education program for patients with rheumatoid arthritis (RA) and to evaluate its efficiency. Subjects and methods. The study included 43 patients with RA: 23 study group patients were trained according to an education program (Rheumatoid Arthritis Health School), 20 patients formed a control group. …”
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