Output image g(u,v) is obtained from the input image f(x,y) by using the equation: u=cx, v=dy. Then the transformation is ( ).
A. image mirror
B. image magnification
C. image rotation
D. image translation
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Which one can reflect the contrast of a digital image?
A. mean
B. variance
C. median
D. mode
Which one is not the format of image file?
A. bmp
B. tif
C. mp3
D. png
Which one belongs to volatile displays?
A. LCD
B. scanner
C. printer
D. recorder
Generally, computer displays use the ( ) color system.
A. RGB
B. CMYK
C. HSI
D. HSV