← SymptomsVibrato rate and/or extent fall outside the configured ideal range Detected when vibrato is present but neither clearly excessive nor insufficient Minimum vibrato presence required (rate > 0.5 Hz or extent > 5 cents)
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Irregular Vibrato
颤音不规律
Vocal Science Principle
Irregular vibrato — vibrato lacks consistency and control.
Detection criteria:
Irregular vibrato indicates inconsistent laryngeal muscle coordination, where the oscillation pattern is unpredictable.
Justin's Note
健康的颤音是喉部肌肉放松的表现