...视化;体绘制;雷达图像;光线投影算法 [gap=963]Keywords:VTK;visualization;volume rendering;radar image;ray-casting algorithm ...
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Ray casting algorithm 光线投射算法
ray-casting volume-rendering algorithm 光线投射体绘制算法
ray casting volume rendering algorithm 光线投射体绘制算法
Ray-casting algorithm is that ray passes volume cell of data field, sampling relative pels color to form video image.
光线投影算法将光线穿过数据场中的体元，采样得到相关象素的颜色， 形成可视图。
The results of Experimental show that the algorithm can not only enhance the effect of traditional ray-casting algorithm, but also accelerate the speed of the algorithm.
实验结果表明本文算法既可以增强传统光线投射算法的绘制效果，也可以加快算法的速度。
This paper summarizes some improved algorithm of Ray-casting algorithm apply to current Three-dimensional reconstruction of medical images and compare their merits and demerits.
该文综述了当前医学图像三维重建中基于光线投射算法的几种改进算法，对各种改进算法的优缺点进行了比较。
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