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Temporal integration and compression near absolute threshold in normal and impaired ears.

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Temporal integration and compression near absolute threshold in normal and impaired ears. / Plack, Christopher J.; Skeels, Vicki.
In: Journal of the Acoustical Society of America, Vol. 122, No. 4, 10.2007, p. 2236-2244.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Plack, CJ & Skeels, V 2007, 'Temporal integration and compression near absolute threshold in normal and impaired ears.', Journal of the Acoustical Society of America, vol. 122, no. 4, pp. 2236-2244. https://doi.org/10.1121/1.2769829

APA

Vancouver

Plack CJ, Skeels V. Temporal integration and compression near absolute threshold in normal and impaired ears. Journal of the Acoustical Society of America. 2007 Oct;122(4):2236-2244. doi: 10.1121/1.2769829

Author

Plack, Christopher J. ; Skeels, Vicki. / Temporal integration and compression near absolute threshold in normal and impaired ears. In: Journal of the Acoustical Society of America. 2007 ; Vol. 122, No. 4. pp. 2236-2244.

Bibtex

@article{40230c2ee18348a6aa8c2f5e80e1164f,
title = "Temporal integration and compression near absolute threshold in normal and impaired ears.",
abstract = "The decrease in absolute threshold with increasing stimulus duration (often referred to as “temporal integration”) is greater for listeners with normal hearing than for listeners with sensorineural hearing loss. It has been suggested that the difference is related to reduced basilar-membrane (BM) compression in the impaired group. The present experiment tested this hypothesis by comparing temporal integration and BM compression in normal and impaired ears at low levels. Absolute thresholds were measured for 4, 24, and 44 ms pure-tone signals, with frequencies (fs) of 2 and 4 kHz. The difference between the absolute thresholds for the 4 and 24 ms signals was used as a measure of temporal integration. Compression near threshold was estimated by measuring the level of a 100 ms off-frequency (0.45fs) pure-tone forward masker required to mask a 44 ms pure-tone signal presented at sensation levels of 5 and 10 dB. There was a significant negative correlation between amount of temporal integration and absolute threshold. However, there was no correlation between absolute threshold and compression at low levels; both normal and impaired ears showed a nearly linear response. The results suggest that the differences in integration between normal and impaired ears cannot be explained by differences in BM compression.",
author = "Plack, {Christopher J.} and Vicki Skeels",
year = "2007",
month = oct,
doi = "10.1121/1.2769829",
language = "English",
volume = "122",
pages = "2236--2244",
journal = "Journal of the Acoustical Society of America",
issn = "1520-8524",
publisher = "Acoustical Society of America",
number = "4",

}

RIS

TY - JOUR

T1 - Temporal integration and compression near absolute threshold in normal and impaired ears.

AU - Plack, Christopher J.

AU - Skeels, Vicki

PY - 2007/10

Y1 - 2007/10

N2 - The decrease in absolute threshold with increasing stimulus duration (often referred to as “temporal integration”) is greater for listeners with normal hearing than for listeners with sensorineural hearing loss. It has been suggested that the difference is related to reduced basilar-membrane (BM) compression in the impaired group. The present experiment tested this hypothesis by comparing temporal integration and BM compression in normal and impaired ears at low levels. Absolute thresholds were measured for 4, 24, and 44 ms pure-tone signals, with frequencies (fs) of 2 and 4 kHz. The difference between the absolute thresholds for the 4 and 24 ms signals was used as a measure of temporal integration. Compression near threshold was estimated by measuring the level of a 100 ms off-frequency (0.45fs) pure-tone forward masker required to mask a 44 ms pure-tone signal presented at sensation levels of 5 and 10 dB. There was a significant negative correlation between amount of temporal integration and absolute threshold. However, there was no correlation between absolute threshold and compression at low levels; both normal and impaired ears showed a nearly linear response. The results suggest that the differences in integration between normal and impaired ears cannot be explained by differences in BM compression.

AB - The decrease in absolute threshold with increasing stimulus duration (often referred to as “temporal integration”) is greater for listeners with normal hearing than for listeners with sensorineural hearing loss. It has been suggested that the difference is related to reduced basilar-membrane (BM) compression in the impaired group. The present experiment tested this hypothesis by comparing temporal integration and BM compression in normal and impaired ears at low levels. Absolute thresholds were measured for 4, 24, and 44 ms pure-tone signals, with frequencies (fs) of 2 and 4 kHz. The difference between the absolute thresholds for the 4 and 24 ms signals was used as a measure of temporal integration. Compression near threshold was estimated by measuring the level of a 100 ms off-frequency (0.45fs) pure-tone forward masker required to mask a 44 ms pure-tone signal presented at sensation levels of 5 and 10 dB. There was a significant negative correlation between amount of temporal integration and absolute threshold. However, there was no correlation between absolute threshold and compression at low levels; both normal and impaired ears showed a nearly linear response. The results suggest that the differences in integration between normal and impaired ears cannot be explained by differences in BM compression.

U2 - 10.1121/1.2769829

DO - 10.1121/1.2769829

M3 - Journal article

VL - 122

SP - 2236

EP - 2244

JO - Journal of the Acoustical Society of America

JF - Journal of the Acoustical Society of America

SN - 1520-8524

IS - 4

ER -