Chapter 6. Color & Shading. Perception of objects. Perception of objects. The spectrum (energy) of light source . The spectral reflectance of the object surface . The spectral sensitivity of the sensor. How do we see an object?. Light. Eyes. Object. Luminance Lightness
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Human eye is more sensitive to luminance than to chrominance
A plot of pixels (r,g) taken from different images containing faces.
(r,g) : normalized red and green values