Presentation 2008-08-04
Size discrimination and recognition for acoustically scaled versions of naturally pronounced and whispered speech words
Yoshie AOKI, Toshio IRINO, Roy D. Patterson, Hideki KAWAHARA,
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Abstract(in English) We have suggested that the auditory system can extract the size information and separate it from vocal-tract shape information. For example, humans can extract the message from the voices of adult and child without being confused by the size information, and they can extract the size information without being confused by the message. There were several size perception experiments about acoustically scaled vowels, syllables, musical instruments and animal voice. In this paper, we extended the size perception experiments to naturally spoken and whispered speech words to demonstrate that size perception is robust to the variation in the utterance (voiced and whispered). This results show that the size discrimination JND of both of voiced and whispered speech is almost the same and the recognition performance remains good beyond the normal range.
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Keyword(in English) Speech perception / Acoustical scale / Size / Word sounds / STRAIGHT / Fundamental frequency / Just Noticeable Difference / Recognition performance
Paper # EA2008-51
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Committee EA
Conference Date 2008/7/28(1days)
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Registration To Engineering Acoustics (EA)
Language JPN
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Title (in English) Size discrimination and recognition for acoustically scaled versions of naturally pronounced and whispered speech words
Sub Title (in English)
Keyword(1) Speech perception
Keyword(2) Acoustical scale
Keyword(3) Size
Keyword(4) Word sounds
Keyword(5) STRAIGHT
Keyword(6) Fundamental frequency
Keyword(7) Just Noticeable Difference
Keyword(8) Recognition performance
1st Author's Name Yoshie AOKI
1st Author's Affiliation Faculty of Systems Engineering, Wakayama University()
2nd Author's Name Toshio IRINO
2nd Author's Affiliation Faculty of Systems Engineering, Wakayama University
3rd Author's Name Roy D. Patterson
3rd Author's Affiliation CNBH, Department of Physiology, University of Cambridge
4th Author's Name Hideki KAWAHARA
4th Author's Affiliation Faculty of Systems Engineering, Wakayama University
Date 2008-08-04
Paper # EA2008-51
Volume (vol) vol.108
Number (no) 179
Page pp.pp.-
#Pages 6
Date of Issue