operator = node:
The blue noise or ‘void-and-cluster’ dither pattern avoids directional artefacts while retaining the optimal qualities of the Bayer pattern. The Bayer matrix can in fact be derived from the void-and-cluster generation algorithm itself[8].
，这一点在新收录的资料中也有详细论述
But sometimes, from where you sit, there are two equally good options and
警方使用催泪瓦斯驱散人群，但部分民众多次返回现场，严重干扰了救援工作和现场控制。