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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「很多人誤解教育中立,以為就是什麼都不要談。但不談政治,其實是最政治的。」陳俊宏解釋,威權體制是透過去政治化,將公民馴化為對公共事務沉默的主體,台灣即使已經民主化數十年,仍然沒有擺脫威權遺緒。