Showing 621 - 640 results of 2,280 for search '(variable OR variables) function ((coefficient. OR (coefficiency. OR efficiency.)) OR efficient.)', query time: 0.27s Refine Results
  1. 621

    ESTIMATING AND ANALYSING OF DEMAND FUNCTION FOR POULTRY IN IRAQ ROR THE PERIOD (1990 - 2009) by Salim Al-Youzbaki, Suha Mohammad Ahmad Al_Hmdany

    Published 2019-08-01
    “…It was found that the variables (the average per capita income and the size of the population and the prices of poultry meat, red meat, and time) has been deleted variable V average prices of fish meat from the equation for not Manueth. …”
    Get full text
    Article
  2. 622

    The Effect of value added in the Air Transport Industry on the employment of that sector by mahdi niknejad, Kambiz Hojabr Kiani, Ahmad Sarlak, Maryam Khoshnevis

    Published 2021-11-01
    “…Result of the long term model estimation shows that the estimated coefficients for the variables (value added, wage and capital price) are statistically meaningful and their values are 0.16, 0.62 and -0.23, respectively.…”
    Get full text
    Article
  3. 623

    Multi-Static Radar System Deployment Within a Non-Connected Region Utilising Particle Swarm Optimization by Yi Han, Xueting Li, Tianxian Zhang, Xiaobo Yang

    Published 2024-10-01
    “…The velocity formulas for integer variables are modified using the sigmoid function and genetic operation, leading to the proposal of two MSRS deployment algorithms, namely MOPSO-Sigmoid and MOPSO-Gene. …”
    Get full text
    Article
  4. 624

    STOCHASTIC FRONTIER PRODUCTION FUNCTION: AN APPLICATION TO ANKARA MOHAIR GOAT FARMING SYSTEM by Mehmet Arif ŞAHİNLİ, Ahmet ÖZÇELİK

    Published 2020-01-01
    “…In this study, we examined both production and technical efficiency of goat's farms in Ankara. The study adopted the stochastic frontier production function to estimate technical efficiency of the mohair goat establishments in the study area. …”
    Get full text
    Article
  5. 625

    Multi-Dimensional Analytic Functions for Laplace Equations and Generalized Cauchy–Riemann Equations by Chein-Shan Liu, Zhuojia Fu, Chung-Lun Kuo

    Published 2025-04-01
    “…Since the projective variable is a complex variable, we can construct the analytic function based on the conventional complex analytic function theory. …”
    Get full text
    Article
  6. 626

    Employment of a Radial Basis Function Model for Predicting the Heating Load of Construction by Yuxuan Dai

    Published 2025-04-01
    “…This work highlights that HL prediction could play a great role in improvements to enhance HVAC system performances, energy efficiencies, and thereby cost benefits. The innovative approaches presented in this research consist of integrating 2 advanced optimizers, namely an Improved Manta-Ray Foraging Optimizer (IMRFO) and a Population-based Vortex Search Algorithm (PVSA), with a Radial Basis Function (RBF). …”
    Get full text
    Article
  7. 627

    Clinical and functional significance of determining biological age in women during the reproductive period by E. V. Kudryavtseva, D. A. Berezina, V. V. Bazarny, L. G. Polushina, M. А. Kopenkin, A. N. Troitskaya, V. V. Kovalev

    Published 2025-03-01
    “…The developed BA calculation formula demonstrated high accuracy, correlating with chronological age (correlation coefficient of 0.947).Conclusion. The proposed BA calculation method is specifically designed for women of reproductive age and shows high accuracy and correlation with chronological age. …”
    Get full text
    Article
  8. 628
  9. 629

    Assessment of the functioning of the photosynthetic apparatus of Olea europaea L. under freezing temperatures by Sergei Yu. Tsiupka, Valentina A. Tsiupka, Ilya V. Bulavin

    Published 2025-02-01
    “…At a low gradient of temperature exposure (-7... - 10°C), leaf tissues of the European selection varieties ‘Coreggiolo’, ‘Ascolano’, ‘Leccino’ and ‘Razzo’ were damaged: electrical conductivity reached 15%, chlorophyll stability index decreased, variable fluorescence and photosynthetic activity coefficients decreased, uncontrolled photon quenching was significantly higher than the effective photochemical quantum yield and non-photochemical quenching. …”
    Get full text
    Article
  10. 630

    Modeling TEC Irregularities in the Arctic Ionosphere Using Empirical Orthogonal Function Method by Yaqi Jin, Wojciech J. Miloch, Daria Kotova, Knut Stanley Jacobsen, Đorđe Stevanović, Lasse B. N. Clausen, Nicholas Ssessanga, Federico DaDalt

    Published 2023-08-01
    “…To develop a climatological model, the ROTI maps are decomposed into base functions and coefficients using the empirical orthogonal function (EOF) method. …”
    Get full text
    Article
  11. 631

    Isogeometric Analysis for Active Control of Piezoelectric Functionally Graded Plates in Thermal Environment by Tao Liu, Yafen Jiang, Shujun Li, Qingyun Liu, Chao Wang

    Published 2021-01-01
    “…A simple first-order shear deformation theory (S-FSDT) with four variables is used to describe the displacement field of the plates. …”
    Get full text
    Article
  12. 632

    A multimodal functional structure-based graph neural network for fatigue detection by Dongrui Gao, Zhihong Zhou, Zongyao Peng, Haokai Zhang, Shihong Liu, Manqing Wang, Hongli Chang

    Published 2025-10-01
    “…Specifically, we first construct cross-modal interaction graphs by calculating correlation coefficient matrices between DE and HRV features, utilizing Laplacian eigenvalues and singular value decomposition (SVD). …”
    Get full text
    Article
  13. 633

    Brain functional connectivity analysis of fMRI-based Alzheimer's disease data by Maitha S. Alarjani, Badar A. Almarri

    Published 2025-02-01
    “…Distinguishing AD stages remains a complex process due to ambiguous variability within and across AD stages. Manual classification of such multifaceted and massive data of brain volumes is operationally inefficient and vulnerable to human errors. …”
    Get full text
    Article
  14. 634

    Regularized regression outperforms trees for predicting cognitive function in the Health and Retirement Study by Kyle Masato Ishikawa, Deborah Taira, Joseph Keaweʻaimoku Kaholokula, Matthew Uechi, James Davis, Eunjung Lim

    Published 2025-09-01
    “…Model performance was evaluated using RMSE and R2 and interpretability was assessed via coefficients, variable importance, and decision trees. …”
    Get full text
    Article
  15. 635

    DETERMINATION OF THE OPTIMUM DOSAGE OF FOOD ADDITIVE «SELEX» FOR FUNCTIONAL BAKERY GOODS PRODUCTION by Naumova N.L.

    Published 2015-03-01
    “…While investigating the dependence between selenium losses in the production process and selenium losses during the product storage and the introduced selenium dosage, the availability of the obvious positive correlation of these variables with significant correlation coefficients has been established. …”
    Get full text
    Article
  16. 636

    Evaluating handgrip strength and functional tests as indicators of gait speed in older females by Valentina Muollo, Samuel D’Emanuele, Laura Ghiotto, Doriana Rudi, Federico Schena, Cantor Tarperi

    Published 2025-01-01
    “…Pearson's correlation (r) was used to assess the strength of associations between HGS and functional variables, while multiple linear regression models identified determinants of GS. …”
    Get full text
    Article
  17. 637

    Role of the functional status of the autonomic nervous system in the clinical course of purulent meningitis by D. A. Zadiraka, O. V. Ryabokon

    Published 2014-04-01
    “…Research aim: to increase the autonomic dysfunction diagnostics efficiency for patients suffering from purulent meningitis in the disease dynamics based on the complex of clinical evidence and functional status of autonomic nervous system. …”
    Get full text
    Article
  18. 638

    Personalized ML-based wearable robot control improves impaired arm function by James Arnold, Prabhat Pathak, Yichu Jin, David Pont-Esteban, Connor M. McCann, Carolin Lehmacher, John P. Bonadonna, Tanguy Lewko, Katherine M. Burke, Sarah Cavanagh, Lynn Blaney, Kelly Rishe, Tazzy Cole, Sabrina Paganoni, David Lin, Conor J. Walsh

    Published 2025-08-01
    “…Abstract Portable wearable robots offer promise for assisting people with upper limb disabilities. However, movement variability between individuals and trade-offs between supportiveness and transparency complicate robot control during real-world tasks. …”
    Get full text
    Article
  19. 639

    Bioenergy Model of Plant Raw Materials and Assessment of Feed Production Technologies by M. A. Kerimov, D. V. Ivanov

    Published 2023-04-01
    “…(Research purpose) To substantiate a methodological approach to assessing the fodder production efficiency based on a bioenergetic analysis of fodder production technologies. …”
    Get full text
    Article
  20. 640