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ceejayoz
on Oct 4, 2011
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Apple Reveals Siri Voice Interface: The “Intellige...
I'd imagine they down-sample the audio like crazy. They certainly don't need CD quality sound for it.
vogonj
on Oct 4, 2011
[–]
the standard is 8kHz-16kHz, 8-bit PCM. higher frequencies are of limited utility in recognizing human speech.
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