Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
ME SEMESTER IV EXAMINATION SUMMER 2019
Subject Code: 2744101 Date: 03/05/2019
Subject Name: Advance Topics in Signal and Image Processing
Time: 02:30 PM To 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q-1 What is a Digital Filter Show its different realizations.
What are IIR and FIR filters
Q-2 What are Direct Form I and II structure What is the difference between them
Explain about stability of FIR filters.
OR
What is a Windowing Technique Explain it.
Q-3 Explain design of linear phase filter.
What is Impulse Invariant Method Explain this method.
OR
Q-3 What is a Bilinear Transformation Method Explain in detail.
What is multirate digital signal processing? Explain its advantages.
Q-4 Explain the methods of sampling rate conversion.
Explain Chain Codes with one example.
OR
Q-4 What is signature What are its applications.
Explain about shape number and its application in image processing.
Q-5 Explain about histogram based features and Hough Transform.
Explain about visual pattern classifiers.
OR
Q-5 Explain about confusion matrix, hit rates and false alarm rates.
What is polygon approximation Explain with suitable example.