The fuzzy impulse noise detector using median value and neighbourhood information detects impulse noise.The impulse noise canceller uses minimum-maximum estimate method.

• 模糊脉冲噪声检测器用窗口内的中值与邻近像素信息来检测脉冲噪声，而脉冲消除器用最小最大值算法来计算噪声像素的估计值。