55218-mt----image Processing And Pattern Recognition

NR

Code No: 55218/MT

M.Tech. – II Semester Regular Examinations, September, 2008 IMAGE PROCESSING AND PATTERN RECOGNITION (Software Engineering) Time: 3hours

Max. Marks:60 Answer any FIVE questions All questions carry equal marks ---

1.a) b)

Describe the applications of image processing. Explain the topological properties of digital images.

2.a)

Describe the position dependent brightness correction method with suitable illustrations. What is meant by geometric transformation? Explain the same with suitable illustrations.

b) 3.a) b)

Describe the canny edge detection method. Compare and contrast the differences between local preprocessing and adaptive neighborhood preprocessing.

4.a)

Compare and contrast the differences between optimal thresholding and multispectral thresholding methods. Write a brief notes on edge relaxation and image segmentation.

b) 5.a) b)

Compare and contrast the differences between border tracing and border detection. Describe the basic morphological concepts.

6.a) b)

Describe the four morphological principles. Explain the thinning and skeleton algorithms.

7.a) b)

Describe the methods based on spatial frequencies. Compare and contrast the differences between descriptors and regional descriptors.

8.

Write a brief notes on the following: a) Fundamental problems in pattern recognition system. b) Design concepts and methodologies. ******

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