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Edge Detection

Explore edge detection in image processing by learning how to identify object boundaries using the Canny edge detector. Understand grayscale conversion, blurring, and threshold selection to detect relevant edges in images for practical applications.

What is edge detection?

Edge detection is a handy function in image processing. Edge detection means identifying where the boundariesof an object in an image are. The algorithm looks for things like changes in color and brightness to find the edges. Dr. John Canny authored “A Variational Approach to Edge Detection” and is the creator of the widely used Canny edge detector. We’ll be using his algorithm below. ...