Pixel level movement in images - Dr Andy French takes us through the idea of Optic or Optical Flow.

Finding the Edges (Sobel): https://youtu.be/uihBwtPIBxM
More on Optic Flow: Coming Soon

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This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: https://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com