Computer

How Blurs & Filters Work – Computerphile

Image filters make most people think of Instagram or Camera Phone apps, but what’s really going on at pixel level? Image Analyst Dr Mike Pound explains some of the most common filters.

Secrets Hidden in Images (Steganography): https://youtu.be/TWEXCYQKyDc
JPEG ‘files’ & Colour: https://youtu.be/n_uNPbdenRs
The Dress: https://youtu.be/Tw0PlGpaqy4
The VR Cave: https://youtu.be/STMcWUtQr1Y
JPEG Discrete Cosine Transform (DCT): https://youtu.be/Q2aEzeMDHMA

http://www.facebook.com/computerphile

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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