#Noise Cancellation/Suppression

1 messages · Page 1 of 1 (latest)

molten arrow
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I am working with an account that has voiced concerns that Deepgram's Speech-to-Text will pick up PII from conversations happening in the background. Does Deepgram have any documentation that I can share that explains how Nova-3's Speech-to-Text streaming avoids this? If not, are there any background noise cancellation/suppression features available?

split spireBOT
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tribal mantle
molten arrow
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Do you have documentation on deepgram PII redaction? Also any documentation on how noise cancellation affects transcripts and best practices on how to implement noise cancellation?

tribal mantle
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The only source I have on it was a comment I myself made in our GitHub forum some time ago

https://github.com/orgs/deepgram/discussions/403

I can tell you our models are trained on the entire unmodified audio data. Noise cancellation changes the shape of that data. The models don't themselves "hear" anything.

To make models more accurate for NC audio, would need to train models on that data, which in turn would make natural language less accurately transcribed.

We believe the best quality transcriptions come from unmodified audio, with redaction applied, but that does not address the concern of sending PII.

Details about our redaction feature can be found here: https://developers.deepgram.com/docs/redaction

GitHub

Does deepgram have recommended libraries/vendors clients can use to remove background noise before sending the audio? I am using picovoice.ai at the moment and have found that the transcription qua...