Showing 941 - 960 results of 1,410 for search '"Computational complexity theory', query time: 0.18s Refine Results
  1. 941
  2. 942

    Method of investigating thermal fluctuation processes in problems of diagnostics and prediction of insulating materials by Marina N. Dubyago, Nikolay K. Poluyanovich, Vyacheslav Kh. Pshikhopov

    Published 2017-10-01
    “…The obtained results can be used in the development of the theory, methods of diagnostics and prediction of the insulating materials state in complex distributed systems under various operating conditions.…”
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  3. 943

    Numerical Investigation of Aerodynamic Noise Reduction of Nonpneumatic Tire Using Nonsmooth Riblet Surface by Haichao Zhou, Zhen Jiang, Jian Yang, Huihui Zhai, Guolin Wang

    Published 2020-01-01
    “…Then, the mechanism of noise reduction was investigated using a vortex theory. Based on the vortex theory, the positions and strengths of noise sources were determined using the Lamb vector. …”
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  4. 944

    Fourier Series Approach for the Vibration of Euler–Bernoulli Beam under Moving Distributed Force: Application to Train Gust by Shupeng Wang, Weigang Zhao, Guangyuan Zhang, Feng Li, Yanliang Du

    Published 2019-01-01
    “…The method is proved to be highly accurate and computational efficient by comparing with the finite element method. …”
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  5. 945

    Discovering Representations of Democracy in Big Data: Purposive Semantic Sample Selection for Qualitative and Mixed-Methods Research by Hubert Plisiecki, Agnieszka Kwiatkowska

    Published 2024-11-01
    “…Our contribution includes validating this NLP approach for social sciences and humanities as well as providing a robust tool for researchers, facilitating deeper qualitative analysis and exploration of big data corpora within the computational grounded theory framework.…”
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  6. 946

    Unveiling diverse solitons in the quintic perturbed Gerdjikov-Ivanov model via a modified extended mapping method by Hisham H. Hussein, Hamdy M. Ahmed, Shaimaa A. Kandil, Wassim Alexan

    Published 2025-05-01
    “…Abstract The quintic perturbed Gerdjikov–Ivanov equation, a non-linear model in optics and quantum field theory, describes the propagation of optical pulses in nonlinear media with quintic nonlinearity and perturbation effects. …”
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  7. 947
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    Hydrodynamics and Mixing analysis of different bed materials with coal in an industrial scale bubbling fluidized bed boiler by Swaroop Jena, Vasujeet Singh, Pruthiviraj Nemalipuri, Harish Chandra Das, Malay Kumar Pradhan, Vivek Vitankar, Tapano Kumar Hotta

    Published 2025-05-01
    “…Advancements in computational methods are driving the growth of Computational Fluid Dynamics (CFD) simulations for industrial fluidized bed boilers. …”
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  9. 949

    A Bilevel Approach to the Facility Location Problem with Customer Preferences Under a Mill Pricing Policy by Herminia I. Calvete, Carmen Galé, Aitor Hernández, José A. Iranzo

    Published 2024-11-01
    “…This allows for a more accurate representation of customer preferences and the resulting decisions regarding facility location and pricing. To address the complexities of this model, we apply duality theory to the lower-level problems and, ultimately, reformulate the bilevel problem as a single-level mixed-integer optimization problem. …”
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  10. 950

    The Nonlinear Vibration Response of Umbrella-Shaped Membrane Structure Under Heavy Rainfall Loads by Zhongwei Luo, Zhoulian Zheng, Rui Yang, Peng Zhang

    Published 2025-07-01
    “…This paper investigates the vibration characteristics of tensioned umbrella-shaped membrane structures with complex curvature under heavy rainfall. To solve the geometrical problem of the complex curvature of a membrane surface, we set the rule of segmentation and simplify the shape by dividing it into multi-segment conical membranes. …”
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    Application of the Double Approximation Method for Constructing Stiffness Matrices of Volumetric Finite Elements by P. P. Gaidzhurov, N. A. Saveleva

    Published 2023-12-01
    “…Visualization of the calculation results was performed using the descriptor graphics of the MATLAB computer mathematics package. A large eight-node SOLID185 CE of the ANSYS Mechanical software complex was used as a test sample.Results. …”
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    Building community resilience and calling for collective actions: how corporations and publics communicate disaster aid on social media by Xin Ma, Shilin Xia, Liangqi Ding

    Published 2025-05-01
    “…Moreover, this study computationally analysed large-scale social media comments to move beyond traditional engagement metrics, revealing complex public responses that included active support and alignment with corporate narratives and significant divergence and unrelated critiques.…”
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  15. 955

    Using Excel to teach accounting as an integrated system by Stoycho Rusinov, Nadya Sokolova

    Published 2025-06-01
    “…Leveraging Excel’s widespread accessibility and computational capabilities, the proposed system allows students to engage with complex accounting scenarios that require understanding the flow and interaction of multiple accounting objects. …”
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  16. 956

    Stochastic Fractal Search for Bayesian Network Structure Learning Under Soft/Hard Constraints by Yinglong Dang, Xiaoguang Gao, Zidong Wang

    Published 2025-06-01
    “…However, the acquisition of expert knowledge faces problems such as excessively high labor costs, limited expert experience, and the inability to solve large-scale and highly complex DAGs. Moreover, the current data learning methods also face the problems of low computational efficiency or decreased accuracy when dealing with large-scale and highly complex DAGs. …”
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    Advancing our understanding of optoionic effects for the design of solar batteries: a theoretical perspective by Matteo Rinaldi, Matthias Kick, Karsten Reuter, Christian Carbogno

    Published 2025-01-01
    “…Finding, optimizing, and customizing these materials is a complex task, though. Computational modeling can play a crucial role in guiding and speeding up such developments, particularly when the acting atomic mechanisms are not well understood. …”
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