Google open sources very slow compression algorithm

Posted by Scott_Ruecker on Mar 1, 2013 12:01 PM EDT
The Register; By Simon Sharwood
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Google has open sourced a new compression algorithm called Zopfli that it says is a slower-but-stronger data squasher than the likes of zlib. The product of Googler Lode Vandevenne's 20 per cent time, the day a week Google allows its staff to work on side projects, Zopfli is said to reduce files to sizes 3.7–8.3 per cent smaller than its rivals (PDF). The catch is that it takes one hundred times longer to do so.

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