Image Processing 2075

Attempt any ten questions.

2. Define Discrete Cosine Transform(DCT). Differentiate between Discrete Fourier Transform (DFT) and Fast Fourier Transform(FFR).

3. Explain the term 'Log and inverse log transformation' techniques for the purpose of image enhancement. Explain the average spatial filter along with suitable algorithm for its implementation.(2+4)

5. What do you mean by Lossless Predictive Coding? Explain it with a suitable block diagram.(6)

6. Explain the detail procedure for implementing Butterworth Low Pass filter in Frequency domain.(6)

7. What is zooming? Express the process of zooming by replication method.(6)

8. Explain in detail the region growing techniques for image segmentation. List the problems associated with region growing technique.(4+2)

10. Derive the equation for Laplacian filter and write the algorithm for its implementation.(6)

11. Write short notes on:(3+3)

a) Neural Network

b) Global thresholding