grey level

基本解释

Choose suitable threshold value and change the grey level image into BW image;
⑤选取合适的阈值将灰度图像转换为黑白二值图像；
The fastest DOD heads are the Seiko Epson and Panasonic heads but these only produce a binary (1 grey level) 600dpi ink dot.
目前最快的压电按需喷咀是精工爱普生和松下公司的产品，但它们只能提供1级灰度、600dpi解像度的墨滴。
By taking the image to be compressed as a grey-level surface of some fractal brown motion, the fractal dimension of this surface gives out a good description of its texture characteristics.
把灰度图像看作是某种分数布朗运动形成的（分形）灰度表面，并用这种灰度表面的分形维数来刻画它的纹理粗糙程度。

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灰度
This paper presents a method of using the information of color, grey level and space as image feature.
提出一种综合图像的色彩信息、灰度信息和空间信息提取图像的特征向量的方法。
灰阶