Understanding the Sobel Operator for Edge Detection

Image Analyst Dr. Mike Pound explains how computers identify edges using the Sobel Edge detection method.

Computerphile532.1K views7:46

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About this video

Our eyes can spot edges with no problems, but how do computers determine what's an edge and what's not? Image Analyst Dr Mike Pound explains the Sobel Edge detector. How Blurs & Filters work: https://youtu.be/C_zFhWdM4ic The Problem with JPEG: https://youtu.be/yBX8GFqt6GA Secrets Hidden in Images (Steganography): https://youtu.be/TWEXCYQKyDc Man in the Middle Attacks: https://youtu.be/-enHfpHMBo4 Mike's Code in a zip file: http://bit.ly/computerphileEdge http://www.facebook.com/computerphile https://twitter.com/computer_phile This video was filmed and edited by Sean Riley. Computer Science at the University of Nottingham: http://bit.ly/nottscomputer Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com

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532.1K

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7:46

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Published
Nov 4, 2015

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