We use audio fingerprinting at Last.fm to automatically correct bad spelling in song metadata. Last.fm's.

我们在Last . fm上使用音频指纹来自动纠正拼写错误的歌曲的元数据。

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This includes their audio fingerprinting technology that can do artist, album and track recognition based on matching up short snippets of songs to its massive database.

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Using its audio and video "fingerprinting" technology, Vobile has been filtering content on 56.com as well as the less popular Chinese site Pomoho.com since mid-2008.

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Interestingly, White tells me, video fingerprinting is actually a lot easier and more efficient than audio, even though it involves a lot more data.

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