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IMAGE PROCESSING Assignment 4 solution

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CAP 4401 – IMAGE PROCESSING
Assignment 4
The purpose of this homework is to experiment with OpenCV library. See TA site for information on OpenCV
Your program should be able to do the following:
• Histogram modification [4 points]
o Implement histogram equalization function utilizing OpenCV functionality
o Compare performance of OpenCV modules with your previous implementation (stretching)
o Make sure to operate with ROI (3 ROI max)
• Edge Detection [6 points]

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CAP 4401 – IMAGE PROCESSING
Assignment 4
The purpose of this homework is to experiment with OpenCV library. See TA site for information on OpenCV
Your program should be able to do the following:
• Histogram modification [4 points]
o Implement histogram equalization function utilizing OpenCV functionality
o Compare performance of OpenCV modules with your previous implementation (stretching)
o Make sure to operate with ROI (3 ROI max)
• Edge Detection [6 points]
o Implement Sobel edge detector utilizing OpenCV functionality
o Compare performance of OpenCV modules with your previous implementation (Prewitt)
o Use Canny module in OpenCV and compare results to Sobel/Prewitt operator
o Make sure to operate with ROI (3 ROI max)
Write a report for this assignment
• Include input and output images.
• Discuss performance of histogram modification on images and compare
• Discuss performance of grey level edge detectors on images and compare
• Make sure that you have extensive report with images for this assignment (not just few comments).
How to submit
• Submit paper report in class on the due date
• See TA help desk for instruction on program submission and testing.