B.E/B.Tech  EXAMINATION

Eighth Semester

Bio-Medical Engineering

 

EC 056  DIGITAL IMAGE PROCESSING

Time: Three Hours               Maximum: 100 Marks

 

Answer ALL Questions

 

PART A (10 X 2 = 20 Marks)

 

 

1.                  What are the components of an Image Processing application?

2.                  What is meant by sampling and Quantization?

3.                  State four Fourier transform properties.

4.                  What is the need for mathematical transform?

5.                  What is meant by Image Smoothing?

6.                  What is meant by non linear filter? Give one example.

7.                  What is meant by degradation model?

8.                  List some noises present in Images.

9.                  What is meant by compression ratio?

10.              What is the Idea behind predictive coding?

 

PART B (5 X 16 = 80 Marks)

 

11.              a. Explain in detail the various components of a typical Image Processing workstation?

OR

                        b. Explain in detail the the process of Sampling and Quantization?

 

12.              a.  Explain in detail the KL transform with an application.

 

OR

b.      Explain in detail SVD transform and write an algorithm for it.

 

13.              a.   Explain in detail the Psudo coloring and color Image Processing.

 

OR

b.      Explain in detail the concept of Homomorphic filtering.

 

14.       a.    Explain the concept of statistical classifiers?

 

                                                            OR

b.        Explain the concept of Inverse Filtering? Explain the Wiener Filter construction.

 

15.       a.     Explain in detail the JPEG standard.

           

                                                            OR

b.          Explain in detail the role of predictive coding techniques  in Image compression.

 

 

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