Semester-7 all subject question paper UIET Kanpur, Exams of Engineering

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SECTION A MID SEM DIT-S401 (Digital Image Processing) IT Department, UIET (2K20) O 1. What is storage requirement for a 512*1024 color image? [1] 2. Explain the term “from google.colab import drive” [1] Max, Time: 1.5 hrs Max Marks: 20 Explain the following commands of CV2 specifying their syntax and arguments:[6] i) Cv2.calcHist() ii) Cv2.cvtColor() iii) A.itemset() SECTION B L Apply suitable contrast stretching technique on 3 bit gray level image shown below: [4] SU, 5|6|0|0 IN O's} 31 2 2}1/4|3 o{1)2|3 2. Perform histogram equalization for the following image, assuming a 3 bit image:[4] £ 1 0 Zt 1 1 0 0 |0 0 2 2 3 3 2 2 2 Z 3 3 1 |2 0 |0 1 1 2 1 Oo |0 2. 2 |0 |0 0 0 Draw histograms before and after histogram equalization. 3. Which filter would you use for edge detection and why? Give the kernel of the filter and apply it on the [4] following image. Give the interpretation of the result you get. to [10 |10 |200 [200 [20 |20 |20 10. |10 |10 | 200 | 200 {20 |20 |20 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 20 [20 |20 | 200 | 200 |o 0 0 20 |20 |20 | 200 | 200 |o o fo