Hands help hearing: Facilitatory audiotactile interaction at low sound-intensity levels
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© 2004 Acoustical Society of America (ASA). This is the accepted version of the following article: Schürmann, Martin & Caetano, Gina & Jousmäki, Veikko & Hari, Riitta. 2004. Hands help hearing: Facilitatory audiotactile interaction at low sound-intensity levels. The Journal of the Acoustical Society of America. Volume 115, Issue 2. 830-832. ISSN 1520-8524 (electronic). DOI: 10.1121/1.1639909, which has been published in final form at http://scitation.aip.org/content/asa/journal/jasa/115/2/10.1121/1.1639909.
Journal Title
Journal ISSN
Volume Title
School of Science |
A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä
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Date
2004
Major/Subject
Mcode
Degree programme
Language
en
Pages
830-832
Series
The Journal of the Acoustical Society of America, Volume 115, Issue 2
Abstract
Auditory and vibrotactile stimuli share similar temporal patterns. A psychophysical experiment was performed to test whether this similarity would lead into an intermodal bias in perception of sound intensity. Nine normal-hearing subjects performed a loudness-matching task of faint tones, adjusting the probe tone to sound equally loud as a reference tone. The task was performed both when the subjects were touching and when they were not touching a tube that vibrated simultaneously with the probe tone. The subjects chose on average 12% lower intensities (p<0.01) for the probe tone when they touched the tube, suggesting facilitatory interaction between auditory and tactile senses in normal-hearing subjects.Description
Keywords
auditory stimuli, vibrotactile stimuli, audiotactile interaction, acoustics, hearing
Other note
Citation
Schürmann, Martin & Caetano, Gina & Jousmäki, Veikko & Hari, Riitta. 2004. Hands help hearing: Facilitatory audiotactile interaction at low sound-intensity levels. The Journal of the Acoustical Society of America. Volume 115, Issue 2. 830-832. ISSN 1520-8524 (electronic). DOI: 10.1121/1.1639909.