Compression Computerphile

Summary

Finding Genome similarity can just be a case of zipping the relevant files in the right order. Buck Shlegeris is CEO of Redwood ... JPEG Isn't a file format. Image Analyst Mike Pound explains why not in our first in a series about how JPEG works. Colourspaces: ... What's the absolute minimum you can Get your first two months of CuriosityStream free by going to curiositystream.com/crashcourse and using the promo code ... Never use JPEG with text. But why? Image Analyst Mike Pound explains what goes wrong when JPEG tries to How do we derive the most compact codes for a situation? Huffman Trees can help. Professor Brailsford explains how computer ... Before laser-printers, high quality print-outs were the domain of typesetters, expensive and tightly controlled. In 1979 a Bell Labs ... Today we're talking about how digital images (particularly JPEG images) are represented, At the heart of Bzip2 is the Burrows Wheeler Transform. Dr Steve Bagley (and a live studio audience) explains how & why it works.