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Sensing Colors. B G Color Digital Image R Red sensor Green sensor Blue sensor.

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Presentation on theme: "Sensing Colors. B G Color Digital Image R Red sensor Green sensor Blue sensor."— Presentation transcript:

1 Sensing Colors

2 B G Color Digital Image R Red sensor Green sensor Blue sensor

3 Color Digital Image (Color Model) Color Model R G B RGB (Red, Green, Blue) CMY (Cyan, Magenta, Yellow) YCbCr (Luminance, Color component) HSI (Hue, Satuaration, Intensity)

4 RGB ( Color Model) R G B 0 255

5 An example of RGB Image RedGreenBlue

6

7 RGB Pseudo Color

8 CMY (Color Model) Normalized RGB-to-Normalized CMY Normalized RGB

9 CMY Normalized CMY-to-CMY CMY-to-RGB

10 YCbCr (YUV) (Color Model) Y,Cb,Cr Y-Luminance Cb,Cr – Color component RGB-to-YCbCrYCbCr-to- RGB Analog Video (PAL), Digital Video (MPEG)

11 YCbCr (YUV) decomposition YCb Cr

12 HSI (Hue, Saturation, Intensity) (Color model) I I = 75 I = 0.5

13 RGB-to-HIS

14 HIS-to-RGB RGRG GBGB BRBR

15 Color Map (1) Gray scale display Rainbow displayB-G-Y-W display

16 Color Map (2)


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