Raw fish was cleaned, filleted, and then pressed between layers of heavy salt and usually weighted down with some type of stone.

生鱼被清洗干净、切成片，然后用一层层厚重的盐给压起来，通常再压上某种石头。

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In view of denoising salt-pepper noise, a weighted mean filter based on decomposition of histograms is proposed in this thesis.

本文针对图像椒盐噪声的去除，提出一种基于直方图分解的加权均值滤波器。

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In view of denoising salt-pepper noise, a adaptive weighted mean filter based on decomposition of histograms is proposed in this thesis.

本文针对图像椒盐噪声的去除，提出一种基于直方图分解的自适应加权均值滤波器。

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