Question Paper: Image And Video Processing Question Paper - May 18 - Electronics And Telecomm (Semester 7) - Mumbai University (MU)
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Image And Video Processing - May 18

Electronics And Telecomm (Semester 7)

Total marks: 80
Total time: 3 Hours
INSTRUCTIONS
(1) Question No. 1 is compulsory
(2) Attempt any three from remaining five questions
(3) Draw neat diagrams wherever necessary

1(a) Define with diagram, perspective projection.
(5 marks) 00

1(b) What are the advantages and disadvantages of edge based segmentation?
(5 marks) 00

1(c) What is the basic idea of Histogram modeling?
(5 marks) 00

1(d) Write video frame classification & various digital video formats.
(5 marks) 847

2(a) State properties of Fourier Transform and prove convolution property of Fourier transform.
(10 marks) 00

2(b) Given orthogonal kernel matrix A and image U:

$$ Aa = \frac{1}{\sqrt2} \begin{bmatrix}1 & 1\\1 & -1\end{bmatrix}$$

$$ U = \begin{bmatrix}1 & 2\\3 & 4\end{bmatrix}$$

Find transformed image and basis image.

(10 marks) 00

3(a) Compare histogram equalisation, histogram specification and contrast stretching with example.
(10 marks) 835

3(b) For 3 bit, 4 X 4 image, perform image negative, Bit plane slicing, And low pass filtering

$$ \begin{bmatrix}0 & 7 & 3 & 1\\3 & 6 & 4 & 6 \\ 2 & 4 & 2 & 2 \\ 1 & 2 & 5 & 3\end{bmatrix}$$

(10 marks) 00

4(a) Explain split and merge segmentation technique.
(10 marks) 839

4(b) Elaborate Hit or Miss transform with example. Differentiate between image enhancement and restoration.
(10 marks) 840 1373

5(a) Explain application of Wiener filter.
(10 marks) 845

5(b) Which are different motion estimation techniques? Explain any one technique in detail.
(10 marks) 00

Q6) Write short notes on (any four)

  • a) Opening and Closing

838

  • b) Homomorphic Filtering

1374

  • c) Inverse Filter
  • d) Image noise models
  • e) Hierarchical block matching algorithm
(5 x 4 = 20 marks) 00
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