⑴编程实现直方图均衡化

⑵设计完成同态滤波器，并用之改善图象质量。

⑶对某图像加入不同类型﹑不同强度的噪声（周期﹑椒盐噪声），并分别用空间域和频率域的方法抑制噪声。

-⑴ ⑵ programming histogram equalization filter design is completed with the state and used to improve the image quality. ⑶ image of a different intensity with different types of noise ﹑ (cycle ﹑ salt and pepper noise), respectively, with spatial and frequency domain methods of noise suppression.