Anna University Chennai 2007 M.E AN 1621 - DIGITAL IMAGE PROCESSING - Question Paper

G 6019
M.E. DEGREE EXAMINATION, MAY/JUNE 2007.
Elective
Applied Electronics/Communication Systems/Computer and Communication
AN 1621 - DIGITAL IMAGE PROCESSING
(Regulation 2005)
Time : 3 hours
Maximum: 100 marks
ans ALL ques..
PART A - (10 x two = 20 marks)

1. What is Image Sampling?

2. Define saturation in digital image
.
3. Write down the different 2D transforms.

4. Compare 1 dimension and 2 dimension DFT.

5. List down the different Geometric Transformation.

6. Difference ranging from Unconstrained and Constrained Restoration.

7. Draw the back propagation diagram in Neural Network.

8. Define Edge detection.

9. What is the situation in which run length coding would be efficient?

10. elaborate Shift codes?

PART B - (5 x 16 = 80 marks)

11. (a) discuss the different elements of digital image processing systems with a suitable diagram. (16)
Or
(b) (i) Write short notes on digital color images. (8)
( ii) discuss HSI models. (8)


12. (a) discuss Discrete Sine and Walsh transforms with a suitable algorithm. (16)

Or

(b) Explain Slant and Wavelet transforms in detail. (16)

13. (a) explain different Spatial transformations with suitable diagrams and explain their effects. (16)
Or
(b) Write short notes on : (16)
(i) Geometric mean
(ii) Harmonic mean
(iii) Median
(iv) Directional smoothing.

14. (a) explain Neural Network applications in Image processing. (6)
Or

(b) (i) What is the need for image segmentation? (2)
(ii) explain any 3 segmentation algorithm in detail. (4)
15. (a) discuss the concepts of situation based compression. (6)
Or
(b) explain the subsequent in detail:
(i) Arithmetic coding. (8)
(ii) Vector quantization. (8)

G 6019

Earning:   Approval pending.