Showing 241 - 260 results of 1,541 for search '(( variable friction efficiency. ) OR ( variables function efficient. ))', query time: 0.20s Refine Results
  1. 241

    A Novel Variable-Step Algorithm for DC-Side Voltage Stability Control Strategy in UPQC to Improve Power Quality by Kai Song, Ningning Li, Cong Li, Zihui Lian, Hongxu Li, Jiawen Sun, Shulin Jiang, Boyan Huang

    Published 2025-02-01
    “…Simulation results demonstrate that the proposed arctangent function-based variable step-size algorithm (VAV-LADRC) strategy effectively improves the UPQC system’s performance in mitigating voltage sags, swells, and harmonics under dynamic load changes, enhancing the stability of the DC-side voltage. …”
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  2. 242
  3. 243

    Modeling fin efficiency considering transverse temperature gradients in rocket engine cooling channels by Volodymyr Sliusariev, Valerii Bucharskyi

    Published 2025-06-01
    “…To this end, the gradient descent method is applied, minimizing the quadratic error function. Findings. A criterial dependence has been formulated to complement the derived heat conduction equation. …”
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  4. 244

    Risk factors for diabetic autonomic cardiovascular neuropathy in children and adolescents with type 1 diabetes mellitus by Maria Rustemovna Shaidullina, Farida Vadutovna Valeeva, Eduard Zakirzyanovich Yakupov

    Published 2013-09-01
    “…A diagnostic algorithm for DACN in children and adolescents with type 1 diabetes mellitus based on orthostatic HRV variability assessment shows high sensitivity and efficiency.…”
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  5. 245

    Local RBF-FD-Based Mesh-free Scheme for Singularly Perturbed Convection-Diffusion-Reaction Models with Variable Coefficients by Ram Jiwari, Sukhveer Singh, Paramjeet Singh

    Published 2022-01-01
    “…This work analyze singularly perturbed convection-diffusion-reaction (CDR) models with two parameters and variable coefficients by developing a mesh-free scheme based on local radial basis function-finite difference (LRBF-FD) approximation. …”
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  6. 246

    Analysis and implementation of variable frequency controlled dynamic wireless charging system with half-bridge multi-leg converter topology by Aganti Mahesh, Bharatiraja Chokkalingam, Sanjeevikumar padmanaban, C. Santhakumar

    Published 2025-07-01
    “…Each leg of the inverter functions independently for a transmitter coil, effectively reducing overall system costs. …”
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  7. 247

    Optimizing heat exchanger efficiency: Predictive modeling to minimize fouling in crude oil refining by Kouidri Ikram, Kaid-Ameur Djilali, Nadjem Bailek, Jihad A. Younis, Dahmani Abdennasser, Raheem Al-Sabur, Bilel Zerouali, Lorenc Malka, Celso Augusto Guimarães Santos, Ilhami Colak

    Published 2025-05-01
    “…Fouling in heat exchangers significantly compromises energy efficiency in crude oil refining, leading to increased operational costs and environmental impacts. …”
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  8. 248

    Developing an ISO11783-compliant prescription map for variable rate spraying in vineyards based on 3D canopy reconstruction by Björn Poss, Nikos Tsoulias, Galibjon M. Sharipov, Andreas Heiß, Dimitrios S. Paraforos

    Published 2025-03-01
    “…This correlation's linear regression was used to calculate dose rates, leading to the successful development of a grid-based prescription map in ISO-XML format, compatible with ISOBUS Task Controller functionality. The resulting map enables variable dose rates per meter of the leaf wall, allowing independent adjustments for the left and right sides of the sprayer simultaneously.…”
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  9. 249

    Regional Determinants of Efficiency Growth of Small and Medium-Sized Enterprises. Evidence from Poland by Teresa Łuczka, Paweł Przepióra

    Published 2012-01-01
    “…Therefore, the interest in its functioning among economists is in fact quite natural. …”
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  12. 252

    Modulatory Efficiency of Vitamin C (Ascorbic Acid) on Collagen-Induced Platelet Aggregation and Dysfunction by Osah Martins Onwuka, Chukwukadibie Adigwe, Oghenefego Michael Adheke, Chamberlin Jamike Elem, Josiah Soipiriala Hart

    Published 2025-01-01
    “…Platelet aggregation, prothrombin time, bleeding time, fibrinogen levels assessed coagulation and platelet function. Thromboxane B2 and P-selectin levels measured platelet and endothelial activation. …”
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  13. 253

    Automated protocol templates with efficient schedule of activities table generation for healthy volunteer trials by Kyongeun Shin, Sungpil Han, Hyerim Choe, Suein Choi, Seunghoon Han

    Published 2025-08-01
    “…Additionally, a web-based SoA generator (developed with React.js) was created, featuring user-friendly functions for flexible start day adjustments, trial parameter settings, and automatic annotations. …”
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  14. 254

    Method of restoring multivariable Boolean function from its derivative by Alexander V. Mazurenko, Nadezhda S. Mogilevskaya

    Published 2017-03-01
    “…Introduction. Boolean functions of several variables are of paramount importance in the coding theory and cryptography. …”
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  15. 255

    Analyzing Advanced Approaches to Appraisal of Tax Impact on Efficiency of Business Entities in Conditions of Uncertainty by E. A. Danchikov, S. N. Kovalenko

    Published 2023-07-01
    “…The article analyzes the impact of taxation on finance result, one of key indicators of estimating the efficiency of business entity work. The author studies the effect of direct and indirect taxes on efficiency of organization work in the context of conventional-variable and conventional-constant costs and the influence of choosing organizational-legal form on the taxation system of business entity. …”
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  17. 257

    Variational Autoencoder Transfer Functions for Onshore Tsunami Hazard Curves by Willington Renteria, Patrick Lynett, Maile McCann, Behzad Ebrahimi, Hong Kie Thio, Ian Robertson, Chris Siverd, Betsy Hicks

    Published 2025-06-01
    “…Once encoded, the data are represented by a normal distribution of latent variables. The VAE then uses a trained decoder to sample the distribution created by the latent variables and reconstruct a continuous hazard function at the onshore location. …”
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  18. 258

    Mixed Cost Function and State Constrains Optimal Control Problems by Hugo Leiva, Guido Tapia-Riera, Jhoana P. Romero-Leiton, Cosme Duque

    Published 2025-04-01
    “…In this paper, we analyze an optimal control problem with a mixed cost function, which combines a terminal cost at the final state and an integral term involving the state and control variables. …”
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  19. 259

    Predicting renal function using fundus photography: role of confounders by Hyun-Woong Park, Hae Ri Kim, Ki Yup Nam, Bum Jun Kim, Taeseen Kang

    Published 2025-03-01
    “…Conclusions Fundus photographs are a valuable tool for screening renal function using deep neural network models, demonstrating the role of noninvasive imaging in medical diagnostics. …”
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  20. 260

    Bringing Executive Function Testing Online: Assessment Validation Study by Mouna Attarha, Ana Carolina de Figueiredo Pelegrino, Lydia Ouellet, Sarah-Jane Grant, Etienne de Villers-Sidani, Thomas Van Vleet

    Published 2025-07-01
    “…Performance on Freeze Frame was analyzed in relation to self-reported demographic variables and neuropsychological function, using a standardized measure of executive function, the National Institutes of Health Executive Abilities: Measures and Instruments for Neurobehavioral Evaluation and Research (NIH EXAMINER). …”
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