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Showing 1 - 11 results of 11 for search '(ray-tracing OR ray-treating) methods', query time: 0.10s Refine Results
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    Study of Propagation Mechanisms in Dynamical Railway Environment to Reduce Computation Time of 3D Ray Tracing Simulator by Siham Hairoud, Pierre Combeau, Yannis Pousset, Yann Cocheril, Marion Berbineau, Rodolphe Vauzelle

    Published 2013-01-01
    “…In order to better assess the behaviours of the propagation channel in a confined environment such as a railway tunnel for subway application, we present an optimization method for a deterministic channel simulator based on 3D ray tracing associated to the geometrical optics laws and the uniform theory of diffraction. …”
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    Optimizing 3D seismic survey geometries using ray tracing and illumination modeling: A case study from Penobscot field by Kumar Pradeep, Narayan Satya, Ai Hanbing, Abdelrahman Kamal, Pratap Birendra, Fnais Mohammed S.

    Published 2025-08-01
    “…Wavefront (WF) construction-based ray-trace modeling is an advanced technique used to assess survey design parameters in three-dimensional (3D) seismic surveys. …”
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    Calculation of Range and Angle Error for Space Surveillance Radar Using Two-Dimensional Refractive Indices of the Troposphere and Ionosphere by Junmo Yang, Do Hyeon Lee, Sangho Lim, Ik Hwan Choi, Yong Bae Park

    Published 2025-07-01
    “…This paper proposes a method for accurately estimating the position of space objects by accounting for atmospheric effects on electromagnetic (EM) wave propagation. …”
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    Highly Robust Synthetic Aperture Radar Target Recognition Method Based on Simulation Data Training by Liping Hu, Canming Yao, Jian Huang, Jinfan Liu, Guanyong Wang

    Published 2022-01-01
    “…To address this problem, an SAR simulation method based on a high-frequency asymptotic technique and a discrete ray tracing technique is proposed in this paper to obtain SAR simulation images of ground vehicle targets. …”
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    Article
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    Advancing X-ray quantum imaging through Monte-Carlo simulations by Pakhshan Espoukeh, Gabriel Biener, James Baxter, Andrew Aquila, Peter Schwander

    Published 2025-07-01
    “…By simulation, the superior image quality of quantum over classical imaging methods is demonstrated using realistic experimental conditions available at high repetition rate XFELs. …”
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    UltRAP‐Net: Reverse Approximation of Tissue Properties in Ultrasound Imaging by Yingqi Li, Ka‐Wai Kwok, Magdalena Wysocki, Nassir Navab, Zhongliang Jiang

    Published 2025-08-01
    “…The results demonstrate that the proposed method can robustly extract consistent intermediate maps from images. …”
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    Lorentz violation signatures in the low-energy sector of Hořava gravity from black hole shadow observations by Wentao Liu, Hongxia Huang, Di Wu, Jieci Wang

    Published 2025-09-01
    “…Due to the non-separability of the photon motion equations in this spacetime, we employed a numerical backward ray-tracing method to generate shadow images for various BH parameters. …”
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    Article