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图1是我在这里讨论的要点。高反差区域的锐化是数码影像全片锐化的关键,必须仔细作出选区进行局部控制,我们先来分析一下什么是高反差区域。反差是指影像中最低密度与最高密度之
Figure 1 is the key point I am discussing here. Sharpening of high-contrast areas is the key to the full-scale digital image sharpening. We must carefully make the selection of the local control, let's analyze what is the high contrast area. Contrast means the lowest density and the highest density in the image