Download PTU B.Tech 2021 Jan CSE 7th Sem 71907 Digital Image Processing Question Paper

Roll No.

Total No. of Pages : 02

Total No. of Questions: 18

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B.Tech. (CSE) (2012 to 2017 E-III) (Sem.-7)

DIGITAL IMAGE PROCESSING

Subject Code: BTCS-915

M.Code : 71907

Time : 3 Hrs.

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Max. Marks : 60

INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

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SECTION-A

Explain briefly :

1. What are monochromatic images?
2. What is discretization of an image?
3. What is the difference between low pass filter and high pass filter?

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4. Define Histogram.
5. State cause of degradation of image.
6. List down the limitations of Huffman coding.
7. What is inverse filtering?
8. What is psycho visual redundancy?

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9. What are chain codes?
10. What is zooming and shrinking of digital image?

SECTION-B

11. Explain the components of digital image processing.
12. Explain gray level transforms :
    1. Image Negatives

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    2. Log Transform
13. Describe basic formulation for noise model.
14. Explain CMY and CMYK color model.
15. Explain region splitting and merging in image segmentation.

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SECTION-C

16. Explain DWT. Also discuss its applications.
17. What is coding system in JPEG? Explain it.
18. Discuss boundary descriptors.

NOTE: Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

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