代码采用了滤波法进行降噪处理。代码中添加的噪声为高斯噪声，用户下载后可以根据需要修改噪声类型和噪声参数。,Code is used for noise reduction filtering method. The code added to the noise is Gaussian noise, users can download to modify the noise type and noise parameters.

对高斯噪声以及椒盐噪声滤波来进行图像的去噪-Of Gaussian noise and salt and pepper noise filtering for image denoising