The loss of information on image details was often found in image denoising process if using the conventionally typical method of impulse noise filtering, which resulted in blurred images.

• 摘要常用的经典脉冲噪声滤波方法在去除图像脉冲噪声的过程中，常常造成图像细节信息的丢失，导致图像模糊不清。