For example, an edge might be a contrast between values (the difference between light and dark), colors, textures, or even rhythms (repetition of imagery), without the use of line at all.

例如，边可能是属性值(明暗差异)、颜色、纹理乃至规律(图像反复)的对比，完全与线无关。

youdao

For example, an edge might be a contrast between values (the difference between light and dark), colors, textures, or even rhythms (repetition of imagery), without the use of line at all.

例如，边可能是属性值(明暗差异)、颜色、纹理乃至规律(图像反复)的对比，完全与线无关。

youdao