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Google To Outsource YouTube Filtering

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Much has been made of YouTube’s inability to keep pirated content off of its servers, a sticking point that has made the popular video-sharing site a very large target for media companies, especially since its highly publicized acquisition by Google in October of last year.

While the pornography filters seem to be working just fine, Mercury News piece, Elise Ackerman gives a quick overview of just how AudibleMagic’s technology functions:

The system works by comparing the audio fingerprint of a video to a large database of copyrighted material. Founded in 1999, Audible Magic originally was focused on the problem of monitoring radio broadcasts. It purchased the technology for audio fingerprinting from Muscle Fish, a Berkeley software company that Audible Magic acquired in 2000.
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