Influence of voice properties on vowel perception depends on speaker context

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Influence of voice properties on vowel perception depends on speaker context. / Krumbiegel, Julius; Ufer, Carina; Blank, Helen.

In: J ACOUST SOC AM, Vol. 152, No. 2, 820, 08.2022.

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@article{d04b2fe6e3ad4d95a1ca0ac2241488fd,
title = "Influence of voice properties on vowel perception depends on speaker context",
abstract = "Different speakers produce the same intended vowel with very different physical properties. Fundamental frequency (F0) and formant frequencies (FF), the two main parameters that discriminate between voices, also influence vowel perception. While it has been shown that listeners comprehend speech more accurately if they are familiar with a talker's voice, it is still unclear how such prior information is used when decoding the speech stream. In three online experiments, we examined the influence of speaker context via F0 and FF shifts on the perception of /o/-/u/ vowel contrasts. Participants perceived vowels from an /o/-/u/ continuum shifted toward /u/ when F0 was lowered or FF increased relative to the original speaker's voice and vice versa. This shift was reduced when the speakers were presented in a block-wise context compared to random order. Conversely, the original base voice was perceived to be shifted toward /u/ when presented in the context of a low F0 or high FF speaker, compared to a shift toward /o/ with high F0 or low FF speaker context. These findings demonstrate that that F0 and FF jointly influence vowel perception in speaker context.",
author = "Julius Krumbiegel and Carina Ufer and Helen Blank",
year = "2022",
month = aug,
doi = "10.1121/10.0013363",
language = "English",
volume = "152",
journal = "J ACOUST SOC AM",
issn = "0001-4966",
publisher = "Acoustical Society of America",
number = "2",

}

RIS

TY - JOUR

T1 - Influence of voice properties on vowel perception depends on speaker context

AU - Krumbiegel, Julius

AU - Ufer, Carina

AU - Blank, Helen

PY - 2022/8

Y1 - 2022/8

N2 - Different speakers produce the same intended vowel with very different physical properties. Fundamental frequency (F0) and formant frequencies (FF), the two main parameters that discriminate between voices, also influence vowel perception. While it has been shown that listeners comprehend speech more accurately if they are familiar with a talker's voice, it is still unclear how such prior information is used when decoding the speech stream. In three online experiments, we examined the influence of speaker context via F0 and FF shifts on the perception of /o/-/u/ vowel contrasts. Participants perceived vowels from an /o/-/u/ continuum shifted toward /u/ when F0 was lowered or FF increased relative to the original speaker's voice and vice versa. This shift was reduced when the speakers were presented in a block-wise context compared to random order. Conversely, the original base voice was perceived to be shifted toward /u/ when presented in the context of a low F0 or high FF speaker, compared to a shift toward /o/ with high F0 or low FF speaker context. These findings demonstrate that that F0 and FF jointly influence vowel perception in speaker context.

AB - Different speakers produce the same intended vowel with very different physical properties. Fundamental frequency (F0) and formant frequencies (FF), the two main parameters that discriminate between voices, also influence vowel perception. While it has been shown that listeners comprehend speech more accurately if they are familiar with a talker's voice, it is still unclear how such prior information is used when decoding the speech stream. In three online experiments, we examined the influence of speaker context via F0 and FF shifts on the perception of /o/-/u/ vowel contrasts. Participants perceived vowels from an /o/-/u/ continuum shifted toward /u/ when F0 was lowered or FF increased relative to the original speaker's voice and vice versa. This shift was reduced when the speakers were presented in a block-wise context compared to random order. Conversely, the original base voice was perceived to be shifted toward /u/ when presented in the context of a low F0 or high FF speaker, compared to a shift toward /o/ with high F0 or low FF speaker context. These findings demonstrate that that F0 and FF jointly influence vowel perception in speaker context.

U2 - 10.1121/10.0013363

DO - 10.1121/10.0013363

M3 - SCORING: Journal article

C2 - 36050169

VL - 152

JO - J ACOUST SOC AM

JF - J ACOUST SOC AM

SN - 0001-4966

IS - 2

M1 - 820

ER -