A nonlinear filtering algorithm was presented to remove salt and pepper noise from gray-scale image while preserving details.

针对灰度图像的椒盐噪声滤波问题，提出一种保细节的非线性滤波算法。

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Tan was waiting for a sunny day to sun his thatch. When the season for making salt came, he would replace the old filtering grates with new ones so that he could count on obtaining fine brine.

等过几天太阳好的时候，谭孟福打算把茅草拿出来晒一晒，等晒盐季到来，将旧的过滤箅除去，换上新的，就可以放心制“卤水”了。

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The paper proposes a new adaptive weighted average filtering algorithm based on the feature of local spatial pixels that removes the 'salt & pepper' noise.

提出了一种新的基于局部空间像素特征的椒盐噪声自适应加权滤波算法。

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