Color difference

A MacAdam diagram in the CIE 1931 color space. The ellipses are shown ten times their actual size.

The difference or distance between two colors is a metric of interest in color science. It allows quantified examination of a notion that formerly could only be described with adjectives. Quantification of these properties is of great importance to those whose work is color critical. Common definitions make use of the Euclidean distance in a device independent color space.

单词	Colour difference
释义	Colour difference 原声例句经济学人 Business For example, the camera on its Pixel phones can be used to detect respiration and heart rates by tracking the subtle colour difference brought about by the fact that blood with fresh oxygen in it is slightly brighter. 例如，其 Pixel 手机上的摄像头可用于检测呼吸和心率，方法是跟踪含有新鲜氧气的血液略微变亮所带来的细微色差。英语百科 Color difference The difference or distance between two colors is a metric of interest in color science. It allows quantified examination of a notion that formerly could only be described with adjectives. Quantification of these properties is of great importance to those whose work is color critical. Common definitions make use of the Euclidean distance in a device independent color space.
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Colour difference

Color difference