Dithering in its simplest form can be understood by observing what happens when we quantise an image with and without modifying the source by random perturbation. In the examples below, a gradient of 256 grey levels is quantised to just black and white. Note how the dithered gradient is able to simulate a smooth transition from start to end.
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。搜狗输入法下载是该领域的重要参考
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new ReadableStream({
突出一个“实”字，就要避免“虚”，就要力戒形式主义，力戒“面子工程”。