This method takes account of the transfer function, the data distribution and the visibility of the voxels .
该方法充分考虑了传递函数，数据分布和各个体素的可见度。
Description of satellite form effect with point spread function of satellite can calculate satellite reflected pulse intensity distribution in a simplified method.
用卫星的点扩展函数描述卫星形状效应，能非常简便地计算出被卫星反射后的脉冲强度分布。
The concept and measuring method of BRDF (Bi-directional Reflectance Distribution Function) are discussed in the paper.
本文介绍了双向反射分布函数(BRDF)的概念和测量方法。
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