JPEG DCT, Discrete Cosine Transform (JPEG Pt2)- Computerphile

DCT is the secret to JPEG's compression. Image Analyst Mike Pound explains how the compression works.

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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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