B.Tech-B.Tech Biomedical Engineering Digital Image Processing (Sathyabama University, Chennai, Tamil Nadu-2010)
Friday, 23 August 2013 03:47Duraimani
(Established under section 3 of UGC Act,1956)
Course & Branch :B.Tech - BME
Title of the Paper :Digital Image Processing Max. Marks :80
Sub. Code :524701 Time : 3 Hours
Date :01/03/2010 Session :AN
PART - A (10 x 2 = 20)
Answer ALL the Questions
1. What are the applications of digital image processing?
2. What do you mean by scotopic?
3. What is false contouring?
4. What is pixel replication?
5. What is contrast stretching?
6. What is image averaging?
7. List the advantages of interactive restoration.
8. What is pseudo inverse?
9. What is interframe redundancy?
10. List the problems associated with region growing.
PART – B (5 x 12 = 60)
Answer All the Questions
11. Explain in detail about fundamental steps in Digital image processing.
(or)
12. Briefly explain the examples of fields that use Digital image processing.
13. Describe the discrete Fourier transform and discuss the properties of Fourier transform.
(or)
14. Explain the following separable image transforms.
(a) Hadamard transform
(b) DCT
(c) Karhunen – Loeve transform
15. Describe the spatial domain-methods for image enhancement.
(or)
16. Discuss in detail about sharpening filters.
17. With aid of block diagram, describe the digital image restoration system and explain the image observation models.
(or)
18. (a) Explain the constrained least mean square filtering
(b) Discuss the blind image restoration.
19. Explain the following lossless compression codings.
(a) LZW coding
(b) Predictive coding
(or)
20. (a) Explain the lossy compression wavelet coding.
(b) Discuss the image compression standards.
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