Which one doesn’t belong to gray scale transfomration?
A. exponential transformation
B. logarithm transformation
C. linear transformation
D. wavelet transformation
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Which kind of lowpass filters have ringing properties?
A. Ideal
Butterworh
C. Gaussian
D. Sharpening
Certain information simply has less relative importance than other information in normal visual processing. This information is said to be ( ) redundancy.
A. code redundancy
B. spatial redundancy
C. interpixel redundancy
D. psychovisually redundancy
In HSI color space, S represents ().
The appearance of false contour in the image is due to the high spatial resolution of the image.