对球谐函数图形进行仿真,实现了图像的灰度化并进一步用于视频监视控，课程设计时编写的matlab程序代码。- Of spherical harmonics graphic simulation, Achieve a grayscale image and further control for video surveillance, Course designed to prepare the matlab program code.

添加噪声处理，实现了图像的灰度化并进一步用于视频监视控，对球谐函数图形进行仿真。- Add noise processing, Achieve a grayscale image and further control for video surveillance, Of spherical harmonics graphic simulation.