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6 changes: 0 additions & 6 deletions fern/how-vapi-works.mdx
Original file line number Diff line number Diff line change
Expand Up @@ -62,12 +62,6 @@ They're not considered interruptions, they're just used to let the speaker know

A backchannel cue used at the wrong moment can derail a user's statement. Vapi uses a proprietary fusion audio text model to determine the best moment to backchannel and to decide which backchannel cue is most appropriate to use.

### Emotion Detection

How a person says something is just as important as what they're saying. So we've trained a real-time audio model to extract the emotional inflection of the user's statement.

This emotional information is then fed into the LLM, so knows to behave differently if the user is angry, annoyed, or confused.

### Filler Injection

The output of LLMs tends to be formal, and not conversational. People speak with phrases like "umm", "ahh", "i mean", "like", "so", etc.
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