B.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Fifth Semester
Computer Science
Elective DIGITAL IMAGE PROCESSING
(CBCS 2011 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. Define Sampling.
2. What is Imaging geometry?
3. Write expression for discrete fourier transform.
4. What is need for fourier transform.
5. What is block circulant matrix?
6. What is image resortation?
7. What is Boundary detection?
8. Define Thresholding in image segmentation.
9. Define open and close operation in morphology.
10. What is Boundary Descriptor?
Sub. Code
1BCEE1B
AFC-10389
2
WK16
Part B x 5 25)
Answer all questions, choosing either or
11. Explain elements of visual perception.
Or
Write short notes on photographic films.
12. Explain fast fourier transform.
Or
Explain hotelling transform.
13. Explain Algebraic approach to restoration.
Or
How is geometric transformation used in Image
restoration?
14. What is region oriented segmentation? Explain .
Or
Write short notes on Lossy compression.
15. Discuss about regional descriptors.
Or
Explain about relational descriptors.
AFC-10389
3
WK16
Part C x 10 30)
Answer any three questions.
16. Explain about various steps involved in image processing.
17. Explain the properties of two dimensional Fourier
transform.
18. Explain Image Enhancement in the frequency domain.
19. Explain Image compression model.
20. Explain steps involved in Image analysis.
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