Download JNTUA M.Tech 2nd Sem Supply 2018 Feb 9D06205 Image And Video Processing Question Paper

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Code: 9D06205

M.Tech II Semester Supplementary Examinations February 2018
IMAGE & VIDEO PROCESSING
(Common to DSCE, DECS, ECE & Com Sys)
(For students admitted in 2012, 2013, 2014, 2015 & 2016 only)

Time: 3 hours Max. Marks: 60
Answer any FIVE questions
All questions carry equal marks
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1 The image is sampled with . The sampled
image is reconstructed with an ideal low pass filter with cut off frequencies of and
. Find the reconstructed image.

2 State and prove following properties of 2D-DFT:
(i) Translation.
(ii) Periodicity.
(iii) Conjugate symmetry.

3 Suppose that you form a low pass spatial filter that averages the 4-neighbors of point (x, y),
but excludes the point (x, y) itself.
(i) Find the equivalent filter H(u, v) in the frequency domain.
(ii) Show that your result is a low pass filter.

4 (a) Explain the concept of image degradation model.
(b) Discuss the concept of wiener filtering.

5 Discuss different types of clustering techniques related to image segmentation.

6 (a) Discuss different types of image redundancies.
(b) Discuss about image fidelity criterion.

7 Formulate the Shannon ? Fano code for the word DADDY.

8 Discuss about sampling of video signals.

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