Showing 1,721 - 1,740 results of 3,115 for search '"mathematical models"', query time: 0.05s Refine Results
  1. 1721

    Analysis of slotted p-detection multi-channel and random multi-access protocol for wireless communication network by LIU Bin-bin, ZHAO Dong-feng, DING Hong-wei

    Published 2006-01-01
    “…Furthermore, a mathematical model was used to analyze the throughput of SPMRM protocol. …”
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    Article
  2. 1722

    Vibrations of Plates and Shells with Attached Mass by L. U. Sultanov, I. R. Garifullin

    Published 2024-10-01
    “…The problem of vibrations of plates and shells with a mass attached to the point was solved. A mathematical model was developed based on the hypothesis of nondeformable normals. …”
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    Article
  3. 1723

    Modelling the Influence of Awareness Programs by Media on the Drinking Dynamics by Hai-Feng Huo, Qian Wang

    Published 2014-01-01
    “…We develop a nonlinear mathematical model with the effect of awareness programs on the binge drinking. …”
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    Article
  4. 1724

    Analysis of Repairable Geo/G/1 Queues with Negative Customers by Doo Ho Lee, Kilhwan Kim

    Published 2014-01-01
    “…We construct the mathematical model and present the probability generating functions of the system size distribution and the FCFS sojourn time distribution. …”
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    Article
  5. 1725

    The influence of the time of single photon transmission of information on the reliability of its reception in a quantum cryptographic communication channel by A. M. Timofeev

    Published 2019-07-01
    “…According to the results of mathematical modeling, the dependence of the reliability of the received data on the average time of single photon transmission of information was established. …”
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    Article
  6. 1726

    A Convolutional Neural Network for Nonrigid Structure from Motion by Yaming Wang, Xiangyang Peng, Wenqing Huang, Meiliang Wang

    Published 2022-01-01
    “…Compared with the traditional method for directly solving 3D structures, our model focuses on depth information that is lost owing to projection. This mathematical model is developed using a convolutional neural network with three modules for integration, reconstruction, and optimization, as well as two prior-free loss functions. …”
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    Article
  7. 1727

    Analysis of the Gap Clearance of Harmonic Gear Reducer by Long Wang, Bo Liu, Jiabo Zhang, Hongxing Li, Qing Wang

    Published 2019-03-01
    “…Secondly, using the theory of involute, material mechanics, stiffness and so on, the mathematical model of the gap clearance and above factors is established. …”
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    Article
  8. 1728
  9. 1729

    On the choice of the method of dynamic rationing of energy resources in oil refineries by V. R. Vedruchenko, E. M. Rezanov, A. P. Starikov, A. V. Kushnarenko, P. A. Surovtsev, V. A. Kikhtenko

    Published 2024-06-01
    “…In order to obtain predictive data, linear regression, machine learning, and neural networks are proposed to be used to build a mathematical model. The advantages and disadvantages of these methods are discussed, and the accuracy of the models is compared with the possibility of interpreting them. …”
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    Article
  10. 1730

    Immune algorithm-based base station location optimization in the TD-SCDMA network by Ying-jie ZHANG, Ci-ping MAO, Yun-xiao ZU, Xian-you SUN

    Published 2014-05-01
    “…According to the defects of the existing 3G base station location optimization algorithms and the characteris-tics of the TD-SCDMA network, an optimization program was proposed for TD-SCDMA network base station location based on immune algorithm. A mathematical model of base station location was established. …”
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    Article
  11. 1731

    Synthesis of Robust Control System Using Double-Mass Electro-Mechanical by O. F. Opeyko

    Published 2009-02-01
    “…A ratio of the required characteristic frequency of the synthesized system to own frequency of free vibrations of an elastic member is taken as a small parameter.The synthesized system is a robust (low-sensitive to changes of the object parameters) one. Results of mathematical modeling prove the possibility to ensure acceptable indices of quality and robustness of the synthesized system.…”
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    Article
  12. 1732

    Measurement of the Pitch Deviation and Tooth Ring run-out of Bevel Gear based on Laser Displacement Sensor by Qiu Lin, Song Aiping, Shen Yuhan, Peng Yun

    Published 2017-01-01
    “…The composition and measurement principle of the measuring device are introduced,through the coordinate transformation of sampled data,the mathematical model of bevel gear tooth profile is obtained. …”
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    Article
  13. 1733

    STUDY ON THE RIGIDITY OF THE TRUCK SCALE BODY BASED ON THE PRESTRESSED-TREATMENT METHOD by WEI TiePing, YANG XiaoXiang, XU YiQing, YAO JinHui

    Published 2017-01-01
    “…The results show the deflection of the simulation results is consistent with the changing rule of the mathematical model. Therefore,the deflection of the truck scale body can be improved effectively with the prestressed-treatment method of steel structure,which can be able to improve its measuring accuracy.…”
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    Article
  14. 1734

    Research on the delay model of single intersection in the oversaturated state by Fu-yang CHEN, Xiao-yue YAN, Bin JIANG

    Published 2017-12-01
    “…The oversaturated state of the intersection is mainly manifested as the queuing vehicles are not completely dissipated at the end of a green light phase.In order to cope with the traffic congestion,the mathematical model of an intersection is built.The relative regularity of arrival rate and departure rate of vehicles are analyzed.Through the analysis of the mechanism,the modeling of single-phase intersection,two-phase single intersection and four-phase single intersection are studied.The established oversaturated intersection delay model can be used to assign the green time of each intersection by calculating the minimum delay to alleviate the oversaturation condition of the city road.Numerical simulation results verify the validity and availability of the modeling method.…”
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    Article
  15. 1735

    RELIABILITY OPTIMIZATION DESIGN ON SHEARER’S RANGING ARM GEAR TRANSMISSION SYSTEM by LI FengJiang, ZHANG Jie, LIAO YingHua, LI QingChen

    Published 2017-01-01
    “…In the process of design shearer ’s ranging arm gear transmission system,by using the method of reliability design theory,derived gear strength and stress assumed to obey normal distribution when tooth surface contact fatigue strength and tooth root bending fatigue strength were taken as constraint conditions,and the volume of gear system as objective function,then genetic algorithm optimization toolbox of MATLAB was used to solve the optimization mathematic model. The results show that this method of optimization can improve gear transmission’s reliability,the volume and weight of gear transmission system are reduced too,which is beneficial to achieving products lightweight and reduceing production cost.…”
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    Article
  16. 1736

    Errors analysis in pyrometric measurements in industrial environment by D. B. Ponomarev, V. A. Zakharenko, E. V. Abramova

    Published 2019-11-01
    “…On the Planck function and the aluminum reflection coefficient mathematical model basis the analytical aluminum radiation coefficient dependence on temperature and wavelength is obtained. …”
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    Article
  17. 1737

    A power line channel estimation mechanism based on compressed sensing by Yeshen HE, Kun LIANG

    Published 2016-11-01
    “…Through the analysis of power line channel characteristics,the corresponding mathematical model was established,the multipath channel characteristics of power line were studied.Combined with a novel compressed sensing and processing technology,a channel estimation method of power line based on compressed sensing was proposed.The transmission characteristics of power line channel were analyzed.Taking advantage of its sparse,only a small amount of noise and channel parameters needed to be collected,extracted and stored,which greatly reduced the digital signal processing module of data processing,and the storage hardware requirements and hardware costs were reduced.…”
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    Article
  18. 1738

    Blasting neuroblastoma using optimal control of chemotherapy by Craig Collins, K. Renee Fister, Bethany Key, Mary Williams

    Published 2009-05-01
    “…A mathematical model is used to investigate the effectiveness of thechemotherapy drug Topotecan against neuroblastoma. …”
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  19. 1739

    Modeling diseases with latency and relapse by P. van den Driessche, Lin Wang, Xingfu Zou

    Published 2007-01-01
    “…A general mathematical model for a disease with an exposed(latent) period and relapse is proposed. …”
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    Article
  20. 1740

    Network Selection Algorithm Based on Weighted Bipartite Graph in Heterogeneous Network Environment by Nan Bao, Weiwei Xia, Xu Bao

    Published 2015-09-01
    “…The requirements of users and networks were mathematically modeled for optimal matching of supply and demand. …”
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