Digital Image Processing Questions and Answers
Q1.
Using IF-THEN rule to create the output of fuzzy system is called _______.
Answer :
1. Inference
2. Implication
Q2.
Which of the following transform produces a binary image after processing?
Answer :
1. Contrast stretching
2. Gray-level slicing
Q3.
The lowpass filtering process can be applied in which of the following area(s)?
Answer :
1. The field of machine perception, with application of character recognition
2. In field of printing and publishing industry
3. In field of processing satellite and aerial images
Q4.
If D0 is the cutoff distance measured from origin of frequency rectangle and D(u, v) is the distance from point(u, v). Then what value does an Ideal Highpass filter will give if D(u, v) ≤ D0 andifD(u, v) >D0?
Answer :
0 and 1 respectively
Q5.
What is subjective brightness?
Answer :
Related to intensity
Q6.
Ratio of number of rods to the number of cones is ______
Answer :
1:20
Q7.
Two regions are said to be ______ if their union forms a connected set.
Answer :
Adjacent
Q8.
The distance between pixels p and q, the pixels have a distance less than or equal to some value of radius r, form a square centred at (x,y) is called :
Answer :
Chessboard distance
Q9.
What are the characteristics that are used to distinguish one color from the other?
Answer :
Brightness, Hue and Saturation
Q10.
What is the name of area of the triangle in C.I E chromatic diagram that shows a typical range of colors produced by RGB monitors?
Answer :
Color gamut
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