Master of Computer Application V (Science) Examination:
Oct Nov 2016 Semester V (Old CGPA)
SLR No. Day
Date Time Subject Name Paper
No. Seat No.
SLR U
44
Wednesday
23/11/2016
10.30 AM
to
01.00 PM
Digital Image Processing
C

Instructions: Question no. 1 2 are compulsory
Attempt any three questions from Q. No. 3 to Q. No. 7
Figures to the right indicate full marks.
Total Marks: 70
Q.1 Choose correct alternatives 10
The behavior of second derivative for input signals having ramp segments
with constant slope are
Non zero and varying Non zero and constant
Non zero and positive constant Zero
For any pixel in an image its gradient and direction are given as
The storage space required for an RGB color image of 8X8 pixel size with
64 gray level in each frame is bytes
144 512
192 64
In the homomorphic filtering
Homogeneous filtering
applied on images
Frequency domain filtering
applied on image function
Filtering applied separately
on illumination and
reflectance component
Filters are always used for
smoothing
The difference code of following shape is
33033130 33133030
03032211 03033133
The response of which of the following image transformation functions(s)
is/are also known as Gamma correction?
Exponential transform Piece-wise linear transform
Power-law transform Exponential and power-lay
transform
Page 1 of 3
Which of the following imaging modality does not use electromagnetic
spectrum?
Magnetic resonance imaging Electron microscopy
Radar Lithography
Two shapes have shape numbers 0033131103 and 0033130303101303. How
much is the similarity between these two shapes?
6 0.375
1.5 0.6
Which of the following filer works well for white noise and fails for dark
noise?
Harmonic mean filter Geometric mean filter
Arithmetic mean filter Median filter
10) When a square with each side 4cm is dilated by a square with each side
1cm, the area of resulting square is
5 cm2 25 cm2
6 cm2 36 cm2
Fill in the blanks or true false 04
In case of histogram equalization function s is single-valued
and in the interval 0 r 1
The 2 X 2 filters used to implement Roberts mask are
The ratio of major axis and minor axis of an object is called as
Euler number E can be expressed using holes H and connected components
C as
Q.2 Write a short notes on the following 08
Thematic bands in NASA's LANDSAT satellite.
Inner and outer boundary
Answer the following 06
How topological descriptors are interrelated?
Find shortest m-path between P and Q
0 1 1 1 1P
1 1 0 1 1
1 0 0 0 1
1 0 0 1 1
1Q 1 1 0 0
Q.3 Answer the following
Derive two dimensional Fourier transform and its inverse in discrete and
continuous domain.
What are the result of applying 3 X 3 mean and median filters on following
image? Perform zero padding for boundary conditions.
8 2 9 4
7 12 0 6
5 1 4 8
11 2 7 0
07
07
Page 2 of 3
Q.4 Answer the followings
What are different smoothing spatial filters? Briefly explain them.
Perform opening of a rectangle with 6 cm width and 4 cm height using a
triangle having each side 2 cm and circle with 2 cm diameter.
07
07
Q.5 Answer the followings
What are different band reject filters? Discuss them.
Fill the following region using cross structuring elements.
07
07
Q.6 Answer the following
Describe algorithm for basic global thresholding. Compare it with adaptive
thresholding.
Two class of fruits ω1and ω2 have sampled mean feature vector 12) and
respectively. Compute the boundary bisecting these two classes.
Also find the class of object having feature vector
07
07
Q.7 Answer the following
Derive Principal component transform.
Which among the following objects have highest similarly
07
07