今天天气-7℃至6℃，晴 北风2级左右转3、4级（阵风7级左右）明天天气晴间多云 北风2、3间4级(阵风6级)，-4℃至3℃后天天气晴间多云 北风3级左右（阵风6级），-5℃至3℃气象信息由北京市专业气象台、中国气象网12月24日18时提供SourcePh" style="display:none"
Жители Санкт-Петербурга устроили «крысогон»17:52
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黎智英欺詐案上訴得直：定罪及刑罰被撤銷，出獄時間提前
9VitestStrong DefaultTesting
Hello. I have recently been spending a lot of time dithering. In image processing, dithering is the act of applying intentional perturbations or noise in order to compensate for the information lost during colour reduction, also known as quantisation. In particular, I’ve become very interested in a specific type of dithering and its application to colour palettes of arbitrary or irregular colour distributions. Before going into detail however, let’s briefly review the basics of image dithering.