Showing 261 - 280 results of 281 for search '"Mathematical analysis"', query time: 0.06s Refine Results
  1. 261

    Factor’s Influence Analysis of Frost Heave during the Twin-Tunnel Construction Using Artificial Horizontal Ground Freezing Method by Rong-bao Hong, Hai-bing Cai, Meng-kai Li, Ya-ru Li

    Published 2020-01-01
    “…However, the trough of the bimodal M-type curve gradually disappears as the tunnel buried depth increases. SPSS mathematical analysis results show that tunnel clear distance has the highest significance, tunnel buried depth ranks the second, and freezing order ranks the last. …”
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    Article
  2. 262

    Stochastic differential equations to model influenza transmission with continuous and discrete-time Markov chains by Kazi Mehedi Mohammad, Md. Kamrujjaman

    Published 2025-01-01
    “…This study take account into the modeling, mathematical analysis, developing theories and numerical simulation of Influenza virus transmission together with stochastic behavior. …”
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    Article
  3. 263

    Response Surface Methodology Investigation of the Viscosity of Propylene Glycol (100)/Graphene Nanofluid to Determine the Optimal Conditions by Raviteja Surakasi, Salah J. Mohammed, Hasan Sh. Majdi, Ali Majdi, Parveen Berwal, Mohammad Amir Khan, Wahaj Ahmad Khan

    Published 2025-01-01
    “…The current study was inspired by the lack of consistency among laboratory behavior and real‐world applications and the statistical‐mathematical analysis of modelers' performance, contrast, and motivations. …”
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    Article
  4. 264

    An Analytical Approach to Study the Blood Flow over a Nonlinear Tapering Stenosed Artery in Flow of Carreau Fluid Model by Riaz Ahmad, Asma Farooqi, Rashada Farooqi, Nawaf N. Hamadneh, Md Fayz-Al-Asad, Ilyas Khan, Muhammad Sajid, Ghulam Bary, Muhammad Farooq Saleem Khan

    Published 2021-01-01
    “…The flow governing equations are derived under the consideration of mild stenosis. Mathematical analysis has been carried out by considering the blood as non-Newtonian nature. …”
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    Article
  5. 265

    Macro-meso failure mechanism and strength criterion of frozen weakly cemented sandstone under triaxial unloading by Qinghai Deng, Hao Fu, Junchao Wang, Xiaobiao An, Xianzhou Lyu

    Published 2025-01-01
    “…Based on the experimental data and mathematical analysis methods, the non-linear criterion was constructed and analyzed. …”
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    Article
  6. 266
  7. 267

    Improving the combat capability of small police tactical groups by I. V. Vlasenko, I. P. Lykhyi, Ya. O. Slatin

    Published 2024-12-01
    “…The following methods are used in the article: analysis, analysis of primary sources, comparative analysis, statistical and mathematical analysis, survey, expert survey, optimisation and approximation, graphical method of formations and method of optimisation of the commander’s location in a small tactical group, and method of experimental research. …”
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    Article
  8. 268

    A Simulation-Based Dynamic Programming Method for Interchange Scheduling of Port Collecting and Distributing Network by Yun Peng, Wenyuan Wang, Xinglu Xu, Modi Chen, Xiangqun Song, Xiangda Li

    Published 2018-01-01
    “…Two simulation models are built to figure out the delay cost in the optimization model, which cannot be calculated by mathematical analysis due to complex vehicle travel patterns and irregular traffic volume caused by random events, such as the arrival pattern of ships’, natural conditions, and storage period of cargos. …”
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  9. 269
  10. 270

    A Seventeen Multilevel High-Power Application Inverter with Low Total Harmonic Distortion by Ajmal Farooq, Shanshan Tu, Fiaz Ahmad, Muhammad Zeeshan Malik, Obaid U. Rehman, Ghulam Hafeez, Sadaqat ur Rehman

    Published 2021-01-01
    “…Relevant waveforms are plotted, equations are derived, and mathematical analysis is carried out. A steady-state analysis of the proposed MLI demonstrates an output voltage with 17 levels while using only four DC sources. …”
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    Article
  11. 271

    Analysis of High Step-Up Quasi-<italic>Z</italic>-Source-Based Converter With Low Input Current Ripple by Ataollah Samadian, Milad Ghavipanjeh Marangalu, Iman Talebian, Navid Hadifar, Seyed Hossein Hosseini, Mehran Sabahi, Hani Vahedi

    Published 2024-01-01
    “…As a result, the proposed converter is suitable for renewable energy sources (RESs)&#x2019; applications, such as photovoltaic (PV) systems. The mathematical analysis, operating principle for the proposed converter, and comparison with other converters are evaluated. …”
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    Article
  12. 272

    The rationale, design of the Assisted reproductive technology cohort nested in a pre-pregnancy family cohort (APP-Cohort) by Wei Xiong, Qinghan Liang, Xiaojie Han, Qiaolu Cheng, Qihang Liu, Xifang Zuo, Huiyu Wang, Huijing He, Guangliang Shan

    Published 2025-12-01
    “…By utilizing practical experience and advanced mathematical analysis of the extensive data, the APP-Cohort study will provide valuable insights to promote the administration and success rate of ART in China.…”
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    Article
  13. 273

    Application of Reflector in OTDR Test and Diagnosis System of PON Network by Chengbin Shen, Zhe Du, Ming Jiang, Bo Wang

    Published 2014-04-01
    “…A mathematic model was built-up to analyze ODN attenuation event detection in OTDR system of PON, and then combining the mathematic analysis and experimental result, the application value and necessity of wavelength-selective reflector in PON optical link test and diagnosis system were investigated. …”
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  14. 274

    Art and Science: Where Numerology and Mathematics Touch the Lung by S Marsh Tenney

    Published 1994-01-01
    “…Mathematical analysis in the physical seiences has a long history that reveals not only a rich harvest of fundamental insights but also leads to a wonderment at the in trinsically formal beauty in nature. …”
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  15. 275

    Performance study of streaming services over all-IP wireless networks by ZHAO Hai-bo, LUO Xing-guo, TANG Xiao-mei

    Published 2007-01-01
    “…An end-to-end quality of service(QoS) analytic method for streaming media over an ALL-IP wireless network was proposed,which was applicable to analyze the cumulative performance degradation along the service architecture based on a bottom-up approach.The radio interface of wireless network consisted of a variable-rate multi-user and multi-channel subsystem.By means of both mathematic analysis and simulations,three QoS attributes were evaluated: delay,throughput and loss rate.…”
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  16. 276

    KINEMATICS OF THE V MECHANISM USED FORELECTRIC SWITCHERS BASED ON SPECIALISED SOFTWARE by PĂUN ANTONESCU, LIVIU-MARIAN UNGUREANU, COSTANTIN BREZEANU

    Published 2015-09-01
    “…Using two Mathcad programs as mathematics analysis software and Solidworks as graphical analysis software it is dimensioned the new kinematics scheme of the high voltage V mechanism. …”
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    Blue light irradiation combined with low-temperature storage further enhances postharvest quality of strawberries through improving antioxidant defense and cell wall metabolic acti... by Wei Lu, Wanqing Li, Keke Zhao, Xiaofeng Bai, Yuchang Zhang, Qingyun Li, Zhanjun Xue, Xin-Xin Wang

    Published 2025-01-01
    “…According to fuzzy mathematics analysis, the membership function values for BL irradiated postharvest strawberries at different storage temperatures ranked as follows: BL + 8 °C (0.60) > BL + 22 °C (0.52) > 8 °C (0.46) > 22 °C (0.36). …”
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