In a 2-d structure, the calculation results of a hybrid method, which is based on combing ray tracing and finite-difference time-domain (FDTD) method, agree well with the measurement.

在二维情形中，基于结合射线跟踪法和时域有限差分法(FDTD)的室内无线传播混合建模方法对于室内无线传播的预测结果与测量结果吻合较好。

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Based on Fermat's principle, the paper USES full-path iterative algorithm to realize 3-d VSP two-point ray tracing in volume element model.

本文基于费马原理，利用全路径迭代算法实现体元模型中的三维VSP两点射线追踪。

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A new method based on phase tracking algorithm and ray tracing algorithm is proposed for measuring the three-dimensional (3-d) shape of object in water.

提出一种基于相位追踪和光线追迹算法测量水中物体三维形貌的新方法。

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Vue d'Esprit: This virtual landscape generator uses ray-tracing to render photo-realistic pictures of any landscape you can imagine.

CNN: Top 10 hot graphics tools

Vue d'Esprit: This virtual landscape generator uses elaborate ray-tracing features to render photorealistic pictures of any landscape you can imagine.

CNN: Top 10 art tools