Download GTU B.Tech 2020 Winter 7th Sem 2170712 Image Processing Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Winter 7th Sem 2170712 Image Processing Previous Question Paper

Seat No.: ________
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER?VII (NEW) EXAMINATION ? WINTER 2020
Subject Code:2170712 Date:30/01/2021
Subject Name:Image Processing
Time:10:30 AM TO 12:30 PM Total Marks: 56
Instructions:
1. Attempt any FOUR questions out of EIGHT questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.
Q.1 (a) List down Components of Digital Image Processing.
03

(b) What are the real world applications of Image Processing?
04

(c) Define the Image Enhancement. Explain different Spatial domain
07
Enhancement method.


Q.2 (a) Discuss any one filter method for smoothing in Frequency Domain.
03

(b) Difference between lossy and lossless image compression?
04

(c) How does the histogram equalization process enhance the image?
07




Q.3 (a) Write a short note on inverse filtering.
03

(b) Define histogram of an Image and explain its applications.
04

(c) Draw the block diagram of Image enhancement in frequency domain and 07
explain in brief.




Q.4 (a) Explain Basic Gray Level Transformations.
03

(b) Explain Color Slicing and Color Complements in Color transformation
04

(c) Discuss any two filter in image restoration using spatial domain filtering 07



Q.5 (a) Define (i) Spatial resolution, (ii) Gray level resolution
03

(b) Explain any two noise models in image restoration.
04

(c) Write a short note on Discrete Wavelet Transform.
07



Q.6 (a) Compare the Laplacian and Gradient operators.
03

(b) Describe various arithmetic operations on image with its importance.
04

(c) List out the applications of each color model. Explain any one color 07
model in brief.
Q.7 (a) List out usages of X ray and Infrared ray imaging.
03

(b) Explain Source Encoder and Decoder in Image Compression.
04

(c) Describe image pyramid technique.
07



Q.8 (a) What is Image segmentation? What is discontinuity based segmentation. 03
(b) Difference between Global Thresholding and Adaptive Thresholding.
04
(c) Explain Hough Transform in Edge Linking and Boundary Detection.
07

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