Showing 761 - 780 results of 2,218 for search '"Mathematical model"', query time: 0.12s Refine Results
  1. 761

    Mathematical analysis and numerical simulation of a model of morphogenesis by Ana I. Muñoz, José Ignacio Tello

    Published 2011-07-01
    “…We consider a simple mathematical model of distribution of morphogens (signaling molecules responsible for the differentiation of cells and the creation of tissue patterns). …”
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    Article
  2. 762

    Wind Shear Target Echo Modeling and Simulation by Xiaoyang Liu, Chao Liu, Wanping Liu

    Published 2015-01-01
    “…In order to analyze the influence of wind shear on the efficiency of the airplane, this paper proposes a mathematical model of point target rain echo and weather target signal echo based on Doppler effect. …”
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    Article
  3. 763

    Impact Force Magnitude Analysis of an Impact Pendulum Suspended in a Vibrating Structure by R.R. Aguiar, H.I. Weber

    Published 2012-01-01
    “…Experimental data are used to validate the mathematical model. The mathematical model allows a detailed nonlinear analysis, showing the rich response of the system, which includes dynamical jumps, bifurcations and chaos. …”
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    Article
  4. 764

    Estimation level of public welfare on the basis of methods of intellectual analysis by S. Kozlovskyi, L. Nikolenko, O. Peresada, O. Pokhyliuk, O. Yatchuk, N. Bolgarova, O. Kulhanik

    Published 2020-07-01
    “…The aim of the work is to develop the mathematical model for measuring the welfare of Ukraine using methods of intellectual analysis, namely, the theory of fuzzy sets. …”
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    Article
  5. 765

    Investigation of Heat and Mass Transfer in the Process of Fuel Preparation from Biomass Particles with High Moisture by A. V. Mitrofanov, O. B. Kolibaba, R. N. Gabitov, D. A. Dolinin, S. V. Vasilevich

    Published 2023-08-01
    “…In the course of the study, the following tasks were solved: a numerical method was developed for describing the processes of internal and external heat and mass transfer problems using an explicit difference approximation of differential equations of heat and mass transfer; parametric identification of the proposed one-dimensional mathematical model was performed using empirical dependencies known from literature sources; empirical verification of the proposed mathematical model was carried out by comparing the calculated forecasts obtained with the results of their own field experiments. …”
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    Article
  6. 766

    Generation of address sequences with specified switching activity and address repeatability by V. N. Yarmolik, N. A. Shevchenko, V. А. Levantsevich, D. V. Demenkovets

    Published 2022-09-01
    “…Presented results are based on a universal method for generating quasi-random Sobol sequences, which are effectively used to generate targeted test sequences. As an initial mathematical model, a modification of the indicated generation method proposed by Antonov and Saleev is used. …”
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  7. 767

    Multiple Influence Factor Sensitivity Analysis and Height Prediction of Water-Conducting Fracture Zone by Xiaobin Li, Quansheng Li, Xuhui Xu, Yongqiang Zhao, Peng Li

    Published 2021-01-01
    “…By introducing sensitivity coefficient, a sensitivity quantification mathematical model was established, and sensitivity ranking was obtained. …”
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    Article
  8. 768

    Probabilistic Multiple Pedestrian Walking Force Model including Pedestrian Inter- and Intrasubject Variabilities by Zandy O. Muhammad, Paul Reynolds

    Published 2020-01-01
    “…A probabilistic walking load model that accounts for inter- and intrasubject variabilities has been developed to generate synthetic vertical load waveforms induced by pedestrians. The mathematical model is based on a comprehensive database of continuously recorded pedestrian walking forces on an instrumented treadmill, having a wide range of walking frequencies. …”
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    Article
  9. 769

    Design of Flight Control System for a Novel Tilt-Rotor UAV by Zaibin Chen, Hongguang Jia

    Published 2020-01-01
    “…Then, the detailed nonlinear mathematical model is established, and the parameters are acquired from designed experiments and numerical analyses. …”
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    Article
  10. 770

    Application of Particle Swarm Optimization Algorithm in the Heating System Planning Problem by Rong-Jiang Ma, Nan-Yang Yu, Jun-Yi Hu

    Published 2013-01-01
    “…The proposed mathematical model minimizes the cost of heating system as the objective for a given life cycle time. …”
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  11. 771

    Numerical Solution of Fractional Model of HIV-1 Infection in Framework of Different Fractional Derivatives by Sara Salem Alzaid, Badr Saad T. Alkahtani, Shivani Sharma, Ravi Shanker Dubey

    Published 2021-01-01
    “…In this paper, we have extended the model of HIV-1 infection to the fractional mathematical model using Caputo-Fabrizio and Atangana-Baleanu fractional derivative operators. …”
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  12. 772

    Decoupling Control Strategy of BLIM considering Rotor Mass Eccentricity by Wenshao Bu, Biao Li, Chunxiao Lu

    Published 2018-01-01
    “…., bearingless induction motor, is a multivariable, nonlinear, and strong coupling object; to achieve its high performance magnetic suspension operation control and overcome the influence of the rotor mass eccentricity, a decoupling control strategy considering the rotor mass eccentricity is proposed. Firstly, the mathematical model of the torque system based on the rotor flux orientation and the mathematical model of the magnetic suspension system based on the air gap flux orientation are presented; on this basis, the inverse system decoupling control method of the BLIM is researched. …”
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    Article
  13. 773

    Mathematical Analysis of the Prey-Predator System with Immigrant Prey Using the Soft Computing Technique by Naveed Ahmad Khan, Muhammad Sulaiman, Jamel Seidu, Fahad Sameer Alshammari

    Published 2022-01-01
    “…In this paper, a mathematical model for the system of prey-predator with immigrant prey has been analyzed to find an approximate solution for immigrant prey population density, local prey population density, and predator population density. …”
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  14. 774

    Performance evaluation of underwater vision systems by V.Y. Kolyuchkin, N.M. Kostylev, Y.S. Gulina

    Published 2023-10-01
    “…The methodology is based on a system approach and uses mathematical models of the aqueous medium where an optical signal propagates, the underwater object image registration system, and the mathematical model of the human visual system. …”
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  15. 775

    Bionic Optimization Based Stability and Congestion Aware Routing Algorithm for Airborne Highly Dynamic Network by Yunlong Yu, Le Ru, Sheng Mao, Kangning Sun, Qiangqiang Yu, Kun Fang

    Published 2016-03-01
    “…Ant colony optimization algorithm and the mathematical model of Physarum's behavior exert effort in the process of route discovery and maintenance. …”
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  16. 776

    An Improved Inverse Kinematics Solution for a Robot Arm Trajectory Using Multiple Adaptive Neuro-Fuzzy Inference Systems by Mohamad Reda A. Refaai

    Published 2022-01-01
    “…This work is being carried out on a 5-DOF articulated robot arm, which is commonly used in industry. A mathematical model is built based on the Denavit-Hartenberg (DH) approach. …”
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  17. 777

    Comparative Simulation Study on Synchronous Generators Sudden Short Circuits by Lucian Lupşa-Tătaru

    Published 2009-01-01
    “…The models derivation is carried out without altering the structural equations of the generalized d-q-0 mathematical model of synchronous generators whilst the simulation results are both compared and discussed in detail.…”
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  18. 778

    An Improved Harmony Search Algorithm for Power Distribution Network Planning by Wei Sun, Xingyan Chang

    Published 2015-01-01
    “…IHS algorithm is applied to solve the complex optimization mathematical model. The empirical results strongly indicate that IHS algorithm can effectively provide better results for solving the distribution network planning problem compared to other optimization algorithms.…”
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  19. 779

    Thermodynamic analysis of expansion process of screw expander in wet steam area by A. M. Kalashnikov, G. I. Chernov, V. L. Yusha

    Published 2021-12-01
    “…During the study of the expansion process in the area of wet steam in a screw expander, a mathematical model of this process is developed. The mathematical model is verified by comparing the results obtained on its basis with the results obtained by other researchers on an identical object. …”
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  20. 780

    Presenting a model for solving lot-streaming hybrid flow shop scheduling problem by considering independent setup time and transportation time by Roja Ruhbakhsh, Esmaeil Mehdizadeh, Mohammad Amin Adibi

    Published 2023-09-01
    “…The obtained results show the performance of the mathematical model. Then, two proposed algorithms are used to solve the large-scale problems. …”
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    Article