Development of a method for determining binaural sensitivity to temporal fine structure

Objective: To develop and evaluate a test of the ability to process binaural temporal-fine-structure (TFS) information. The test was intended to provide a graded measure of TFS sensitivity for all listeners. Design: Sensitivity to TFS was assessed at a sensation level of 30 dB using the established...

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Main Authors: Füllgrabe, Christian, Harland, Andrew J., Sęk, Aleksander P., Moore, Brian C.J.
Format: Article
Published: Taylor & Francis 2017
Subjects:
Online Access:https://eprints.nottingham.ac.uk/45398/
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author Füllgrabe, Christian
Harland, Andrew J.
Sęk, Aleksander P.
Moore, Brian C.J.
author_facet Füllgrabe, Christian
Harland, Andrew J.
Sęk, Aleksander P.
Moore, Brian C.J.
author_sort Füllgrabe, Christian
building Nottingham Research Data Repository
collection Online Access
description Objective: To develop and evaluate a test of the ability to process binaural temporal-fine-structure (TFS) information. The test was intended to provide a graded measure of TFS sensitivity for all listeners. Design: Sensitivity to TFS was assessed at a sensation level of 30 dB using the established TFS-LF test at center frequencies of 250, 500, and 750 Hz, and using the new TFS-AF test, in which the interaural phase difference (IPD) was fixed and the frequency was adaptively varied. IPDs varied from 30 to 180°. Study Sample: Nine young (19-25 years) and 23 older (47-84 years) listeners with normal hearing over the tested frequency range. Results: For the young listeners, thresholds on the TFS-AF test did not improve significantly with repeated testing. The rank-ordering of performance across listeners was independent of the size of the IPD, and moderate-to-strong correlations were observed between scores for the TFS-LF and TFS-AF tests. Older listeners who were unable to complete the TFS-LF test were all able to complete the TFS-AF test. Conclusion: No practice effects and strong correlations with an established test of binaural TFS sensitivity make the TFS-AF test a good candidate for the assessment of supra-threshold binaural processing.
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spelling nottingham-453982020-05-04T19:04:00Z https://eprints.nottingham.ac.uk/45398/ Development of a method for determining binaural sensitivity to temporal fine structure Füllgrabe, Christian Harland, Andrew J. Sęk, Aleksander P. Moore, Brian C.J. Objective: To develop and evaluate a test of the ability to process binaural temporal-fine-structure (TFS) information. The test was intended to provide a graded measure of TFS sensitivity for all listeners. Design: Sensitivity to TFS was assessed at a sensation level of 30 dB using the established TFS-LF test at center frequencies of 250, 500, and 750 Hz, and using the new TFS-AF test, in which the interaural phase difference (IPD) was fixed and the frequency was adaptively varied. IPDs varied from 30 to 180°. Study Sample: Nine young (19-25 years) and 23 older (47-84 years) listeners with normal hearing over the tested frequency range. Results: For the young listeners, thresholds on the TFS-AF test did not improve significantly with repeated testing. The rank-ordering of performance across listeners was independent of the size of the IPD, and moderate-to-strong correlations were observed between scores for the TFS-LF and TFS-AF tests. Older listeners who were unable to complete the TFS-LF test were all able to complete the TFS-AF test. Conclusion: No practice effects and strong correlations with an established test of binaural TFS sensitivity make the TFS-AF test a good candidate for the assessment of supra-threshold binaural processing. Taylor & Francis 2017-08-31 Article PeerReviewed Füllgrabe, Christian, Harland, Andrew J., Sęk, Aleksander P. and Moore, Brian C.J. (2017) Development of a method for determining binaural sensitivity to temporal fine structure. International Journal of Audiology . ISSN 1708-8186 Psychoacoustics/hearing science Aging Adult or general hearing screening Behavioral measures http://www.tandfonline.com/doi/full/10.1080/14992027.2017.1366078 doi:10.1080/14992027.2017.1366078 doi:10.1080/14992027.2017.1366078
spellingShingle Psychoacoustics/hearing science
Aging
Adult or general hearing screening
Behavioral measures
Füllgrabe, Christian
Harland, Andrew J.
Sęk, Aleksander P.
Moore, Brian C.J.
Development of a method for determining binaural sensitivity to temporal fine structure
title Development of a method for determining binaural sensitivity to temporal fine structure
title_full Development of a method for determining binaural sensitivity to temporal fine structure
title_fullStr Development of a method for determining binaural sensitivity to temporal fine structure
title_full_unstemmed Development of a method for determining binaural sensitivity to temporal fine structure
title_short Development of a method for determining binaural sensitivity to temporal fine structure
title_sort development of a method for determining binaural sensitivity to temporal fine structure
topic Psychoacoustics/hearing science
Aging
Adult or general hearing screening
Behavioral measures
url https://eprints.nottingham.ac.uk/45398/
https://eprints.nottingham.ac.uk/45398/
https://eprints.nottingham.ac.uk/45398/