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Fix: Hold back TTL for false Smart Turn results #85

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Fix: Hold back TTL for false Smart Turn results #85

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29 changes: 24 additions & 5 deletions sdk/voice/speechmatics/voice/_models.py
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Original file line number Diff line number Diff line change
Expand Up @@ -417,24 +417,43 @@ class EndOfTurnConfig(BaseModel):
min_end_of_turn_delay: float = 0.01
penalties: list[EndOfTurnPenaltyItem] = Field(
default_factory=lambda: [
# Increase delay
#
# Speaker rate increases expected TTL
EndOfTurnPenaltyItem(penalty=3.0, annotation=[AnnotationFlags.VERY_SLOW_SPEAKER]),
EndOfTurnPenaltyItem(penalty=2.0, annotation=[AnnotationFlags.SLOW_SPEAKER]),
#
# High / low rate of disfluencies
EndOfTurnPenaltyItem(penalty=2.5, annotation=[AnnotationFlags.ENDS_WITH_DISFLUENCY]),
EndOfTurnPenaltyItem(penalty=1.1, annotation=[AnnotationFlags.HAS_DISFLUENCY]),
#
# We do NOT have an end of sentence character
EndOfTurnPenaltyItem(
penalty=2.0,
annotation=[AnnotationFlags.ENDS_WITH_EOS],
is_not=True,
),
# Decrease delay
#
# We have finals and end of sentence
EndOfTurnPenaltyItem(
penalty=0.5, annotation=[AnnotationFlags.ENDS_WITH_FINAL, AnnotationFlags.ENDS_WITH_EOS]
),
# Smart Turn + VAD
EndOfTurnPenaltyItem(penalty=0.2, annotation=[AnnotationFlags.SMART_TURN_TRUE]),
#
# Smart Turn - when false, wait longer to prevent premature end of turn
EndOfTurnPenaltyItem(
penalty=0.2, annotation=[AnnotationFlags.VAD_STOPPED, AnnotationFlags.SMART_TURN_INACTIVE]
penalty=0.2, annotation=[AnnotationFlags.SMART_TURN_TRUE, AnnotationFlags.SMART_TURN_ACTIVE]
),
EndOfTurnPenaltyItem(
penalty=2.0, annotation=[AnnotationFlags.SMART_TURN_FALSE, AnnotationFlags.SMART_TURN_ACTIVE]
),
#
# VAD - only applied when smart turn is not in use and on the speaker stopping
EndOfTurnPenaltyItem(
penalty=0.2,
annotation=[
AnnotationFlags.VAD_STOPPED,
AnnotationFlags.VAD_ACTIVE,
AnnotationFlags.SMART_TURN_INACTIVE,
],
),
]
)
Expand Down