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Digital Image Processing AP9251 JJ2013 Question Paper

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M.E. DEGREE EXAMINATION, JUNE/JULY 2013. 
Elective 
AP 9251/AP 951/ 10244 CMS 13 —APPLIED ELECTRONICS 
DIGITAL IMAGE PROCESSING
(Common to M.E. Computer and Communication, Communication Systems and. ME Computer Science and Engineering)
(Regulation 2009)

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PART A {10 x = 20 marks)

1. What is mean by Dither?
2. Define brightness adaptation.
3. Differentiate DFT and DCT.
4. List the properties of Wavelet transform.
5. Enumerate the needs for histogram modification.
6_ What is Wiener filtering?
7. What are the techniques used in edge detection?
8_ Define Neural networks.
9. What is the difference between zonal coding and threshold coding?
10. What is meant by image compression standards and t some compression standards.



PART B (5 x 16 = 80 marks)

11. (a) (i) Explain an image processing system with at least three industrial applications. (10)
(ii) Explain the working principle of Digital Camera. (6)

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