'Rgb color space' diaporamas de présentation

EE 7700

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C O L O R

C O L O R. A SET OF CODES GENERATED BY THE BRA?N How do you quantify? How do you use?. Tiger in forest? cat on a rug?. Color perception depends on. What is blue. A blue object has a surface material that reflects wavelength corresponding blue, when illuminated by white light.

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Color

Color. To understand how to make realistic images, we need a basic understanding of the physics and physiology of vision. . Basics Of Color. Elements of color:. Basics of Color. Physics: Illumination Electromagnetic spectra Reflection Material properties

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Color

Color. To understand how to make realistic images, we need a basic understanding of the physics and physiology of vision. . Basics Of Color. Elements of color:. Basics of Color. Physics: Illumination Electromagnetic spectra Reflection Material properties

521 views • 46 slides

COLOR HISTOGRAM AND DISCRETE COSINE TRANSFORM FOR COLOR IMAGE RETRIEVAL

COLOR HISTOGRAM AND DISCRETE COSINE TRANSFORM FOR COLOR IMAGE RETRIEVAL. Presented by 2006/8. Outline. 1. Introduction. 2. Feature Extraction. 3. Distance Measurement. 4. Screening Scheme. 5. Experimental Results. 6. Conclusions. 1. Introduction. Two approaches for image retrieval:

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Sensory Information Processing

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Why Care About Color?

Why Care About Color?. Accurate color reproduction is commercially valuable - e.g. Kodak yellow, painting a house Color reproduction problems increased by prevalence of digital imaging - eg. digital libraries of art Color provides useful information for many aspects of computer vision

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Last Time

Last Time. Digital Images Spatial and Color resolution Color The physics of color. Today. More on color Color Response Color physiology Trichromacy Color matching Color Spaces. # Photons. Wavelength, ? (nm). 400. 500. 600. 700. Normal Daylight.

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Computer Graphics: Programming, Problem Solving, and Visual Communication

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Digital Image Processing Lecture 26: Color Processing June 20, 2005

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Color Theory

Color Theory. What is color? How do we describe and match colors? Color spaces. What is color?. Interaction of light and eye-brain system Light: electromagnetic phenomenon Discerned by different wavelength. Color Spectra. Pure colors. Color Spectra. Sample lights: How to describe

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Face Detection

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HW6: Shot Detection

HW6: Shot Detection. B963040017 ???. Method. Histogram differential Part 1 Using RGB color space Part 2 Using YCbCr color space but only analysis Y color. Result. Knowing that YCbCr is a color space that better than RGB. But which is the best in YCbCr?.

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Homework: Shot Change Detection

Homework: Shot Change Detection. ?? ?. Using histogram difference of RGB color space Ignore the detected shot change frames those are close to each other.

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