Presentation 2007/11/12
Effects of touch-irrelevant sounds on the tactile roughness perception of textured surfaces
Yuika SUZUKI, Jiro GYOBA,
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Abstract(in English) Previous studies reported that tactile sensations of surface roughness were affected by touch-produced sounds through headphones. Another research investigated the effects of the sounds irrelevant to the touch-produced sounds on the tactile perception. Their results showed that synchronizing their touch with white noise reduced the exponents (i.e. the slopes) of tactile roughness estimation function, although it did not modify tactile length estimation. In contrast, pure tones did not affect both of them. These results suggest that hearing white noise modifies tactile roughness perception selectively. In this study, we investigated whether or not the effects of touch-irrelevant sounds are observed broadly across the textured surface, especially in the tactile roughness perception of finer surfaces near the thresholds. The results showed that the white noise modified tactile perception toward rougher sensations in the coarser surfaces but the effects of the sounds were not observed in the finer surfaces.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Touch / Audition / Texture / Cross-modal
Paper # HIP2007-102
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Committee HIP
Conference Date 2007/11/12(1days)
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Registration To Human Information Processing (HIP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Effects of touch-irrelevant sounds on the tactile roughness perception of textured surfaces
Sub Title (in English)
Keyword(1) Touch
Keyword(2) Audition
Keyword(3) Texture
Keyword(4) Cross-modal
1st Author's Name Yuika SUZUKI
1st Author's Affiliation Graduate School of Arts and Letters, Tohoku University()
2nd Author's Name Jiro GYOBA
2nd Author's Affiliation Graduate School of Arts and Letters, Tohoku University
Date 2007/11/12
Paper # HIP2007-102
Volume (vol) vol.107
Number (no) 332
Page pp.pp.-
#Pages 4
Date of Issue