JNTU Kakinada B-Tech 4-1 DIGITAL IMAGE PROCESSING R13 March 2018 Question Paper

IV B.Tech I Semester Supplementary Examinations, February/March – 2018
DIGITAL IMAGE PROCESSING (Common to Electronics and Computer Engineering, Electronics and Communication
Engineering and Electronics and Instrumentation Engineering)Time: 3 hours Max. Marks: 70
Question paper consists of Part-A and Part-B
Answer ALL sub questions from Part-A
Answer any THREE questions from Part-B
*****

PART ?A (22 Marks)1. a) Define the following terms: (i) Image (ii) Resolution (iii) Pixel and (iv) Digital Image
[4]
b) Compare Image Enhancement and Image Restoration. [4]
c) Give the relation for degradation model for Continuous function. [3]
d) Differentiate Pseudo color image processing and full color image processing. [4]
e) What is the need for Compression? [4]
f) What are the applications of Image segmentation? [3]

PART ?B (3×16 = 48 Marks)2. a) Compute Haar Transform for following N Value. N=8. [8]
b) Explain how Fourier transforms are useful in digital image processing and
explain the properties of Fourier transform.
[8]

3. a) Define Histogram of Image. Explain the concept of Histogram Equalization
technique for Image enhancement.
[8]
b) Explain Spatial filtering in Image enhancement. [8]

4. a) Explain the need for Image restoration. [8]
b) Explain the concept of Inverse Filtering and also mention the limitations of it. [8]

5. a) Explain about color segmentation process. [8]
b) Discuss the procedure for conversion from RGB color model to HSI color model. [8]

6. a) Draw and explain the general image compression system model. [8]
b) Write short notes on Image Pyramids and Sub band coding. [8]

7. a) Explain the significance of thresholding in image segmentation. [8]
b) Write short notes on some basic morphology algorithms. [8]

Code No: RT41043
Set No. 1
R13
1 of 1

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