PixelBased Photometric Invariance Theo Gevers Color in Computer
Pixel-Based Photometric Invariance Theo Gevers Color in Computer Vision – 2019
Color in Computer Vision – 2019
Color in Computer Vision – 2019
Color in Computer Vision – 2019
Dichromatic Reflection Model l Illumination – l Camera sensitivity – l Fresnel interface reflection – l Body (surface) reflection – l Geometrical dependence of body reflection – l Geometrical dependence of surface reflection – Color in Computer Vision – 2019
Pixel Color Dependence on Light Source and Object Geometry Color in Computer Vision – 2019
4. 1 Normalized Color Spaces Color in Computer Vision – 2019
Illustration of Invariance of Normalized Color Image Representation Color in Computer Vision – 2019
Derivation of Invariance of Normalized RGB Color Space Under Lambertian Reflection Color in Computer Vision – 2019
Discussion Color in Computer Vision – 2019
Recall: Opponent RGB Color Space Color in Computer Vision – 2019
Mathematical Description of the Dichromatic Reflection Model Note that Eq. 3. 8 is a simplified model for Dichromatic Reflection Color in Computer Vision – 2019
Invariance of the Opponent RGB Color Space Color in Computer Vision – 2019
Invariance of Intuitive Color Attributes – Hue Recall: Here, rgb is the normalized RGB color space defined earlier in this Module. Color in Computer Vision – 2019
Invariance of Intuitive Color Attributes: Hue Color in Computer Vision – 2019
Invariance of Intuitive Color Attributes – Saturation Recall: Here, rgb is the normalized RGB color space defined earlier in this Module. Color in Computer Vision – 2019
Invariance of Intuitive Color Attributes – Saturation Recall: l Model for Lambertian Reflection l Definition of Saturation in RGB Color Space Color in Computer Vision – 2019
Invariance of Intuitive Color Attributes: Saturation The authors do not state it; but it appears that Srgb and SHSV, but not SHSL, would also have the same properties of invariance. Color in Computer Vision – 2019
Composed Color Spaces Color in Computer Vision – 2019
Body Reflectance Invariance Color in Computer Vision – 2019
Irreducible Color Invariants for Body Reflection Color in Computer Vision – 2019
A Systematic Approach to Compute Invariants This shows the relation to the body geometry factor in the model for Lambertian reflection. Note that since p+q+r = s+t+u. the dependence on mb(x) will cancel out. � Color in Computer Vision – 2019
Body and Surface Reflectance Invariance Recall that Eq. 3. 8 is a simplification that results from the assumption that the surface reflection is independent of wavelength Color in Computer Vision – 2019
Irreducible Color Invariants for Body and Surface Reflection Color in Computer Vision – 2019
Color in Computer Vision – 2019
An Example Color in Computer Vision – 2019
Discussion Color in Computer Vision – 2019
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