Engineering BE Electronics and Telecommunication Sem 7 December 2019 2019 Image And Video Processing Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 (a) Justify or contradict the following two) 10 marks
   • (i) DCT is efficient transform for highly correlated data (i1) Mixed adjusancy is uesd to avoid amiguity that often arrises when Continuous image histogram can be perfectly equalized but it may not be so for digital image
   • (b) Perform opening and closing operation on the following image(A) using the structuring
   • (c) Find Covariance Matrix for the image A: 5
2. Q2 (a) Write applications\advantages\effects of following techniques: 10 marks
   • (i) Hit or Miss transform (ii) Power Low transformation (iii) LoG(Laplacian of
   • (b) Explain different types of video frames. 5
   • (c) Compare:Contrast straching and Histogram Equalizaltion 5
3. Q3 (a) State and prove translation property of DFT. Find DFT of the following image
   • (b) What is motion vector? Explain optical flow equation. 10
4. Q4 (a) Compare:Image enhancement and image restoration 4 marks
   • (b )Write different line detection masks in an image. Detect inclined line in the
   • (b) Explain pixel-based motion estimation technique. 6
5. Q5 (a) What are the important features of wiener filter. Derive transfer function of
   • (b)Perform following operations on the image X :
   • (i) Negative 2
   • (iv) Compute the number of bits required to store the image 2
6. Q6 (a) List the different properties of region which are used for region based image segmentation. Segment the following image (S) using region split and merge technique. Draw the corresponding quad tree. [10]
   • (b) Explain in brief Homomorphic filtering. 5
   • (c) Explain HSI color model. 5

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