NPTEL Digital Image Processing Week 11 Assignment Answers 2024
1. If Red, Green, and Blue have values 0, 150 and 150 respectively then its corresponding values in HSI are
a. H=л, S= 0 and I = 100)
b. H =0, S= 1 and I = 100|
c. H=7, S= 1 and I = 100
d. H = 7, S = 0.5 and I = 100
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2. Where do we find the spectrum colors in chromaticity diagram?
a. Inside
b. Outside
c. On boundaries
d. All of the above
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3.
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4. Which of the following color models is suitable from perception point of view?
a) RGB
b) СМУК
c) HSI
d) All of the above mentioned.
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5. Range of saturation in HSI model is_________________
a. 0 – 255
b. 0 – 2л
с. 0 – л
d. 0-1
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6. If Red, Green, and Blue have values 100, 50 and 100 respectively then its corresponding normalized values in CMY are
a. C = 0.4, M = 0.5 and Y = 0.5
b. C = 0.6, M = 0.8 and Y = 0.6
c. C = 0.5, M = 0.5 and Y = 0.4
d. C = 0.4, M = 0.5 and Y = 0.4.
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7.
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8.
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9. If Red, Green, and Blue have values 150, 100 and 50 respectively then its corresponding values in HSI are
а. Н= 30°, S = 0.5 and 1 = 100
b. H =0, S= 1 and I = 85
c. H = 60° , S = 0.5 and I = 150
d. H = 0, S = 0.5 and I = 100
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10. What are pigment primary colours?
a. Red, Green and Blue
b. Magenta, Cyan and Yellow
c. None of the above
d. Both (a) and (b)
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