STUPIDSID
1 (a)
Explain signals and systems with help of suitable examples. Give applications of signals and systems.
5 M
1 (b)
Find Z transform of the following finite duration signal and state its ROC :- X(n)={1,2,5,7,0,1}
5 M
1 (c)
Given X(n) = {0,1,2,3,}. Find x(k) using DIT-FFT Algorithm
5 M
1 (d)
Find CONVOLUTION of following signals :-
X(n)={2,1,3,5} and h(n)={0,1,2,4}.
X(n)={2,1,3,5} and h(n)={0,1,2,4}.
5 M
2 (a)
Determine the system function and unit sample response of the system given by Difference equation :
Y(n)=1/2 Y(n-1) + 2 X(n)
Y(n)=1/2 Y(n-1) + 2 X(n)
10 M
2 (b)
Perform Histogram Equalization for the following. Obtain a plot of original as well as Equalized Histogram.
| Grey level | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| No. of Pixels | 100 | 90 | 50 | 20 | 0 | 0 | 0 | 0 |
10 M
3 (a)
Given X(n) ={0,1,2,3,5,6,7} find X(k) using DIT-FFT algorithm.
10 M
3 (b)
Compute 2D DFT of given Image using DIT-FFT algorithm
[fleft(x,y ight)left[=egin{array}{cccc}1 & 2 & 3 & 2 \4 & 3 & 2 & 1 \4 & 3 & 2 & 4 \3 & 2 & 1 & 4end{array} ight]]
[fleft(x,y ight)left[=egin{array}{cccc}1 & 2 & 3 & 2 \4 & 3 & 2 & 1 \4 & 3 & 2 & 4 \3 & 2 & 1 & 4end{array} ight]]
10 M
4 (a)
Explain in details Enhancement techniques in spatial domain used for images.
10 M
4 (b)
What is HADAMARD Transform? Write a 4x4 Hadamard matrix and its applications.
10 M
5 (a)
What is segmentation? Explain the different methods of image segmentation.
10 M
5 (b)
Explain image Restoration and its applications.
10 M
6 (a)
What do you understand by sampling and quantization with respect to Digital Image Processing? How will you convert an Analog image into a Digital Image?
10 M
6 (b)
Name and explain different types of Data Redundancies associated with Digital Image.
10 M
Write short notes on (any two) :-
7 (a)
Wavelet Transform
10 M
7 (b)
Properties of Fourier Transform
10 M
7 (c)
KL Transform
10 M
7 (d)
Discrete Cosine Transform.
10 M
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