In order to remove the positive impulse noise,a nonlinear filter (RCF) based on row and column filtering is presented and its filtering and detail protection properties are analyzed in the paper.

• 本文针对数字图像中出现的正向脉冲噪声，提出了基于行列处理消除正向脉冲噪声的非线性滤波器(RCF)，并分析了它的滤波和细节保护特性。