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
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