Showing 2,701 - 2,720 results of 3,115 for search '"mathematical modeling"', query time: 0.07s Refine Results
  1. 2701

    Analyzing Policymaking for Tuberculosis Control in Nigeria by Nura M. R. Ahmad, Cristina Montañola-Sales, Clara Prats, Mustapha Musa, Daniel López, Josep Casanovas-Garcia

    Published 2018-01-01
    “…This paper proposes a mathematical model to evaluate TB burden in Nigeria by using data obtained from the local TB control program in the community. …”
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  2. 2702

    Ship-Borne Phased Array Radar Using GA Based Adaptive α-β-γ Filter for Beamforming Compensation and Air Target Tracking by J. Mar, Chen-Chih Liu, M. B. Basnet

    Published 2015-01-01
    “…The roll and pitch data measured from a gyroscope of the sea vehicle and generated from ship motion mathematical model are used in the experiments. The tracking accuracy of adaptive α-β-γ filter using the GA method is compared with PSO method under different ship motion conditions. …”
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  3. 2703

    The Small-Signal Stability of Offshore Wind Power Transmission Inspired by Particle Swarm Optimization by Jiening Li, Hanqi Huang, Xiaoning Chen, Lingxi Peng, Liang Wang, Ping Luo

    Published 2020-01-01
    “…This paper established a mathematical model of the doubly fed induction generator (DFIG) integrated into the IEEE9 system via VSC-HVDC in detail, and small-signal stability analysis of offshore wind farm (OWF) grid connection is specially studied under different positions and capacities. …”
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  4. 2704

    THE ALLOCATION SYSTEM AND RATIONALITY MEASURES IN THE VALUATION OF MIXED-CROP AGRICULTURAL LAND by Francesca Salvo, Daniela Tavano, Giovanni Rubuano

    Published 2024-11-01
    “…The lack of information that typifies land markets makes traditional statistical and econometric models impractical. In contrast, mathematical models based on valuation systems, such as the General Appraisal System (GAS) and the Allocation System (AR), offer an effective solution. …”
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  5. 2705

    On an Impulsive Conformable M1 Oncolytic Virotherapy Neural Network Model: Stability of Sets Analysis by Gani Stamov, Ivanka Stamova, Cvetelina Spirova

    Published 2025-01-01
    “…The proposed model extends some existing mathematical models that describe the dynamics of the concentrations of normal cells, tumor cells, nutrients, <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mi>M</mi><mn>1</mn></mrow></semantics></math></inline-formula> viruses and cytotoxic T lymphocyte (CTL) cells to the impulsive conformable setting. …”
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  6. 2706

    Data and implication based comparison of two chronic myeloid leukemia models by R. A. Everett, Y. Zhao, K. B. Flores, Yang Kuang

    Published 2013-07-01
    “…These results suggest that including sub-cellular mechanisms in a mathematical model of CML can increase the accuracy of parameter estimation and may help to predict long-term drug resistance.…”
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  7. 2707

    Design Improvements and Best Practices in Small-Scale Biodigesters for Sustainable Biogas Production: A Case Study in the Chillon Valley, Perú by Yoisdel Castillo Alvarez, Reinier Jiménez Borges, Carlos Diego Patiño Vidal, Fanny Mabel Carhuancho Leon, José Santos Pinares Buendia, Jose Alberto Samaniego Nolasco

    Published 2025-01-01
    “…The substrates considered were 30% organic waste and 70% bovine manure, achieving an average production of 63.75 L CH<sub>4</sub>/kg of organic matter, which exceeded the usual yields of small biodigesters. A mathematical model was created and applied to the case study with an R<sup>2</sup> correlation of 98% and a pseudo-R<sup>2</sup> of 89.5%, evidencing a remarkable predictive capacity. …”
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  8. 2708

    M-RSF: a multilevel feedback queue task scheduling mechanism for Unikernel by DONG Bonan, YANG Qiusong, LI Mingshu

    Published 2024-05-01
    “…Subsequently, a novel multi-level feedback queue scheduling mechanism for Unikernel, referred to as M-RSF, along with its mathematical model, were proposed. Without affecting the structural features of Unikernel, this mechanism could more effectively schedule Unikernel tasks in cloud environments. …”
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  9. 2709

    STUDY ON WARM FORMING LIMIT PREDICTION OF ADVANCED HIGH STRENGTH STEEL DP780 SHEET METAL by WANG KaiDi, LI Di, LENG YangSong, FU QiuTao, XU JiaChuan, JIANG Ning

    Published 2021-01-01
    “…Thus a model for predicting tensile fracture and shear fracture of DP780 steel under different strain paths was developed,by combining it with the warm forming constitutive model and the Hill ’48 yield criterion,the finite element simulation of the rigid mold bulging test was realized,and the forming limit curve of DP780 steel sheet at the temperature of 673 K was predicted,The mathematical model of forming limit was established. The results show that the forming limit results predicted by this method have better precision.…”
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  10. 2710

    A SYSTEM DYNAMICS MODEL TO DETERMINE THE VALUE OF INVENTORY HOLDING COST by BABATUNDE OMONIYI ODEDAIRO, EMILOLA HELEN ALABA, INYENEOBONG EDEM

    Published 2020-07-01
    “…Giving considerations to this reality, a mathematical model to determine the value of IHC using systems dynamics approach was developed. …”
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  11. 2711

    The Piston Ring-Cylinder Bore Interface Leakage of Bent-Axis Piston Pumps Based on Elastohydrodynamic Lubrication and Rotation Speed by Lvjun Qing, Lichen Gu, Yan Wang, Wei Xue, Zhufeng Lei

    Published 2021-01-01
    “…First, the proposed model includes a minimum film thickness model of PRCB to analyze the dynamic change of oil film of PRCB when subject to the elastohydrodynamic lubrication. After that, a mathematical model of PRCB is induced by combining the minimum film thickness model with the flow equation, which helps produce the effects of the oil film on the leakage of PRCB. …”
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  12. 2712

    Statistical Distribution of Urban Area Reveals a Converging Trend of Global Urban Land Expansion by Shengjie Hu, Zhenlei Yang, Sergio Andres Galindo Torres, Zipeng Wang, Haoying Han, Yoshihide Wada, Thomas Cherico Wanger, Ling Li

    Published 2025-01-01
    “…This trend is well captured by a unified mathematical model based on the shifted power law distribution function and is reflected in the gradual predominance of medium‐size cities over small‐size cities in the configuration of urban systems across the world. …”
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  13. 2713

    Numerical investigation of coal pillar damage mechanisms for various width-to-height ratios by Xuanhui Wang, Ze Xia, Qiangling Yao, Xuehua Li, Qiang Xu, Liu Zhu

    Published 2025-01-01
    “…In order to analyze the features of dynamical evolution of vertical stress distribution and failure zone during loading, a meticulously validated roof–coal–floor composite mathematical model was established.The energy evolution for coal pillars under diverse w/h ratios was analyzed, and the failure energy ratio and elastic strain energy release rate were introduced to evaluate the failure severity. …”
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  14. 2714

    LOCAL VALUES OF HEAT TRANSFER PARAMETERS ON THE INTERIOR SURFACES OF THE BUILDING ENVELOPE by A. E. Zakharevich

    Published 2016-02-01
    “…The developed two-dimensional physical and mathematical model takes into account the complex conjugated heat transfer in the building envelopes and indoor free spaces, the influence of heater type on the transfer processes. …”
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  15. 2715

    Reagent efficiency and analytical sensitivity optimization for a reliable SARS-CoV-2 pool-based testing strategy by José P. Miranda, Javiera Osorio, Marcia Silva, Carola Silva, Victoria Madrid, Rossana Camponovo, Marcela Henríquez-Henríquez

    Published 2025-01-01
    “…Methods: We developed a mathematical model to determine the pooling conditions that maximize reagent efficiency and analytical sensitivity. …”
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  16. 2716

    Designing a Dynamic and Sustainable Cellular Manufacturing System by Considering the Amount of Energy Consumption and Manpower in Production Planning by Nader Ghanei, Gholam Reza Esmaeilian, Amir Saman Kheirkhah

    Published 2024-12-01
    “…In this article, a new multi-objective mathematical model for creating a sustainable cellular Manufacturing system is presented according to the mentioned items in order to minimize the production costs in the system in addition to optimizing the environmental effects of the Manufacturing system. …”
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  17. 2717

    UNSTABLE CRITICAL EQUILIBRIUM IN THE DYNAMICS OF COMPLEX STRUCTURED POPULATION OF STURGEON by V. A. Dubrovskaya, T. N. Solovieva, A. Yu. Perevaryukha

    Published 2016-03-01
    “…Informative, that the Volga stellate sturgeon Acipencer stellatus observed some form of non-linearity in the efficiency of spawning and require a different kind of fish-specific mathematical model.…”
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  18. 2718

    Parameter Extraction for Photovoltaic Models with Flood-Algorithm-Based Optimization by Yacine Bouali, Basem Alamri

    Published 2024-12-01
    “…Researchers have proposed numerous mathematical models of PV cells to facilitate the design and simulation of PV systems. …”
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  19. 2719

    Enhancing Friction Stir Spot Welding of Al 5754 and Al 6111 Joints Using Taguchi’s Technique by Vikram P N Gowda, Keshavamurthy R., Naveena B. E., Solomon Jenoris Muthiya, Joshuva Arockia Dhanraj, Johannex Fefeh Rushman, Amit Verma

    Published 2024-01-01
    “…Regression analysis was employed to formulate mathematical models predicting tensile and bending strength, and the predicted values closely matched experimental results with 80% accuracy.…”
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  20. 2720

    THE PROBLEM OF CORRUPTION OF BASIC SCIENTIFIC INVESTIGATIONS IN PARTICULAR: FORMAL-ETHIC AND ECONOMIC ASPECTS by V. O. Lobovikov

    Published 2016-09-01
    “…The methods involve the historical-philosophical and logical-linguistic analysis of texts; creation and studying of the elementary discrete mathematical model of the researched moral phenomenon at the level of artificial language of two-digit algebra of the natural right and morals; use of such conceptual and figurative tool of the economic theory as Boston Chart.Results and scientific novelty. …”
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