Concept反馈信号
Backchannel
A brief acknowledgment signal emitted by the listener while the other party continues speaking, such as "uh-huh" or "right." Acoustically it is an interruption just like intentional floor-taking, but its pragmatic intent differs, expressing "please continue."
Timeline (last 90 days)
Oct 15
Backchannel refers to the brief responses emitted by the listener while the other party continues speaking (such as 'uh-huh' and 'right'), while barge-in refers to intentionally interrupting; the pragmatic intents of the two are entirely different.
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