open quotient(English)

• a reliable indication of glottal opening. This instant is often used for the determination of the closed glottis phase in simultaneous recordings of speech and EGG signals and allows a precise estimation of the vocal tract transfer function which is necessary for inverse filtering
• EGG
• Signal analysis, Speaking / language [incl. disorders], ENT
• https://doi.org…OC.2021.3126493
• https://www2.im…/EGG/pagee4.htm