Andhra University 2003 M.Sc Computer Science Image Processing - Question Paper

M.Sc. DEGREE exam 29 Oct 2003
Second Year - 3rd Semester Computer Science

Elective – Image Processing


Time: 3 hours
Maximum: 75 marks

First ques. is compulsory.
ans any 4 from the remaining ques..
All ques. carry equal marks.
Write all bits of the 1st ques. at 1 place.

1.
a. discuss image stretching
b. describe one-dimensional DFT
c. discuss Laplacian filters
d. discuss contour coding
e. discuss characteristics of segmentation

2.
a. provide a brief discussion on DCT
b. describe and write an algorithm of histogram equalization

3.
a. discuss smoothing filters in spatial domain.
b. provide a comparative study for low-pass, high pass and sharpening filters.

4.
a. discuss homomorphic filters
b. discuss advantages of filters in frequency domain.

5.
a. discuss the compression due to change in domain and quantization
b. explain image compression standards

6.
a. discuss detection of discontinuities
b. discuss segmentation by pixel aggregation
c. discuss use of motion in segmentation


7.
a. discuss boundary extraction.
b. discuss thinning and thickening algorithms.

8. Write short notes on:
a. Relationship ranging from pixels.
b. Contrast based edge enhancement Technique
c. Gray-scale image

Earning:   Approval pending.