先隨便節錄三篇關於白平衡書籍、論文中關於白平衡作用的敘述
Mathematically, we would thus expect the color stimulus of the same object to
be different under different lighting conditions. However,our experience
seems to the contrary: the same object appears to be of the same color even
under different illuminations.
This is known as color constancy. It is also known that the human visual
system corrects for the prevailing scene illumination [9], [10].
However, for digital cameras, this is a challenging engineering problem
<Challenges in Automatic White Balancing>
- Automatic White Balancing in Digital Photography http://goo.gl/I07BX7