1) T.Arai, "Education in acoustics and speech science using vocal-tract models," Journal of the Acoustical Society of America, Vol. 131, No. 3, pp. 2444-2454, 2012.
[Abstract] [PDF (2.45 MB)]

2) K. Pek, T. Arai and N. Kanedera, "Voice activity detection in noise using modulation spectrum of speech: Investigation of speech frequency and modulation frequency ranges," Acoustical Science and Technology, Vol. 33, No. 1, pp. 33-44, 2012.
[Abstract] [PDF (1.39 MB)]

3) K. Yasu, T. Arai, K. Kobayashi and M. Shindo, "Identification of voiceless fricatives/affricates by elderly listeners: Effect of degradation of auditory properties," Journal of the Acoustical Society of Japan, Vol.68, No. 10, pp. 501-512, 2012 (in Japanese).
[Abstract] [PDF (1.52 MB)]

4) T. Arai, "Acoustic analysis of formant shifts in nasalized vowels," Phonetician, No. 104-105, pp. 39-50, 2012.
[Abstract] [PDF (5.37 MB)]

5) Y. Matsukaze, T. Arai, T. Suzuki and K. Yasu, "Evaluation of speech naturalness with steady-state zero padding for improving intelligibility in reverberant environments," Acoustical Science and Technology, Vol. 33, No. 6, pp. 370-371, 2012.
[Abstract] [PDF (57 kB)]

6) T.Arai, "Foreword to the special issue on childrenfs speech," Proc. The Journal of the Acoustical Society of Japan,Vol.68-5, pp. 232-233, 2012. (in Japanese).
[Abstract] [PDF(994 kB)]

7) T. Arai, ``Digital pattern playback for education in digital signal processing and speech science,'' Proc. of the IEEE International Conf. on Acoustics, Speech, and Signal Processing (ICASSP), pp. 2769-2772, Kyoto, 2012.
[Abstract] [PDF (880 kB)]

8) N. Hodoshima and T. Arai, ``Making speech announcements intelligible in public spaces from a speech production view,'' Proc. of Acoustics, May 2012.
[Abstract] [PDF (319 kB)]

9) T. Arai, "Vowels produced by sliding three-tube model with different lengths," Proc. of INTERSPEECH, Portland, 2012.
[Abstract] [PDF (1.75 MB)]

10) N. Hodoshima, T. Arai and K. Kurisu, "Intelligibility of speech spoken in noise/reverberation for older adults in reverberant environments," Proc. of INTERSPEECH, Portland, 2012.
[Abstract] [PDF (365 kB)]

11) T. Arai, K. Amino, M. Sonu, K. Yasu, T. Igeta, K. Tomaru and M. Kasuya, "Hands-on speech science exhibition for children at a science museum," Proc. of Workshop on Child, Computer and Interaction, Portland, 2012.
[Abstract] [PDF (758 kB)]

12) K. Tomaru and T. Arai , ``Effects of surrounding contexts on English /ra/-/la/ perception: For educational purposes,'' Proc. Auditory Res. Meeting, The Acoustical Society of Japan, Vol. 42, No. 7, H-2012-107, pp. 591-596, Oct. 2012.
[Abstract] [PDF (375 kB)]

13) K. Tomaru and T. Arai, ``Production variation of English schwa and Japanese listenersf perceptual assimilation pattern of English schwa,'' Proc. of the General Meeting of the Phonetic Society of Japan, pp. 79-84, Sep. 2012.
[Abstract] [PDF (304 kB)]

14) P. Kimhuoch, T. Arai and N. Kanedera, ``Voice activity detection in noisy environment by using modulation spectrum: Modulation frequency range using sentence corpus,'' Proc. Spring Meet. Acoust. Soc. Jpn,, pp. 141-144, Mar. 2012.
[Abstract] [PDF (505 kB)]

15) H. Masuda and T. Arai, ``Perception of /r/ and /l/ in quiet and multi-speaker babble noise by Japanese and English native listeners,'' Proc. Spring Meet. Acoust. Soc. Jpn,, pp. 477-480, Mar. 2012.
[Abstract] [PDF (539 kB)]

16) T. Igeta, M. Sonu and T. Arai, ``Acoustic characteristics in Korean vowel production by native speakers: Influence of proceeding consonants on vowel quality,'' Proc. Spring Meet. Acoust. Soc. Jpn,, pp. 487-490, Mar. 2012 (in Japanese).
[Abstract] [PDF (255 kB)]

17) K. Tomaru and T. Arai, ``Japanese listeners' sensitivity to the difference between fricatives and affricates goes down as surrounding context gets linguistic,'' Proc. Spring Meet. Acoust. Soc. Jpn,, pp. 519-522, Mar. 2012.
[Abstract] [PDF (191 kB)]

18) K. Kurisu, S. Nakamura, K. Yasu and T. Arai, ``Signal to overlap-masking ratio of the transmitted speech and its listening difficulty: An application for an evaluation tool of sound system tuning,'' Proc. Spring Meet. Acoust. Soc. Jpn,, pp. 1225-1226, Mar. 2012 (in Japanese).
[Abstract] [PDF (746 kB)]

19) S. Nakamura, K. Kurisu, K. Yasu and T. Arai, ``Signal to overlap-masking ratio of the transmitted speech and its listening difficulty: Cases of various combinations of sound system and acoustic path,'' Proc. Spring Meet. Acoust. Soc. Jpn,, pp. 1227-1228, Mar. 2012 (in Japanese).
[Abstract] [PDF (947 kB)]

20) T. Arai, ``Applying the digital pattern playback to education in acoustics and signal processing engineering,'' Proc. Spring Meet. Acoust. Soc. Jpn,, pp. 1467-1470, Mar. 2012 (in Japanese).
[Abstract] [PDF (197 kB)]

21) M. Kuno and T. Arai, ``Phonetics and education in acoustics,'' Proc. Spring Meet. Acoust. Soc. Jpn,, pp. 1541-1544, Mar. 2012 (in Japanese, Invited Talk ).
[Abstract] [PDF (568 kB)]

22) H. Masuda and T. Arai, ``Perception of voiced English consonants in quiet and multi-speaker babble noise by Japanese and English native listeners,'' Proc. Autumn Meet. Acoust. Soc. Jpn., pp. 361-364, Sep. 2012.
[Abstract] [PDF (664 kB)]

23) M. Kasuya and T. Arai, ``Pronunciation of German suffixes by Native Japanese Learners of German,'' Proc. Autumn Meet. Acoust. Soc. Jpn., pp. 365-368, Sep. 2012 (in Japanese).
[Abstract] [PDF (346 kB)]

24) T. Igeta, M. Sonu and T. Arai, ``Perception of vowels by speakers of the Seoul dialect of Korean: Perceptual effects of preceding consonants,'' Proc. Autumn Meet. Acoust. Soc. Jpn., pp. 369-372, Sep. 2012 (in Japanese).
[Abstract] [PDF (401 kB)]

25) K. Tomaru, T. Arai, ``English speakers' perception of synthesized /ra/-/la/ continua with the same range of formant transition starting from different formant values, '' Proc. Autumn Meet. Acoust. Soc. Jpn., pp. 445-448, Sep. 2012. (Student Presentation Award)
[Abstract] [PDF (632 kB)]

26) K. Yasu, T. Arai, K. Kobayashi and M. Shindo, ``Identifying specific characteristics of hearing impairments to predict miss-identification of voiceless fricatives/affricates by elderly listeners,'' Proc. Autumn Meet. Acoust. Soc. Jpn., pp. 503-506, Sep. 2012 (in Japanese).
[Abstract] [PDF (272 kB)]

27) Y. Kawashima, T. Arai and K. Yasu, ``Improving speech intelligibility in reverberant environments using a zero padding technique as a preprocess: Changing length of zeros inserted between moras or phrases,'' Proc. Autumn Meet. Acoust. Soc. Jpn., pp. 831-834, Sep. 2012 (in Japanese).
[Abstract] [PDF (336 kB)]

28) T. Sannohe, T. Arai and K. Yasu, ``Creating masker using a database in a sound masking system,'' Proc. Autumn Meet. Acoust. Soc. Jpn., pp. 1243-1246, Sep. 2012 (in Japanese).
[Abstract] [PDF (231 kB)]

29) T. Iwanami, T. Arai and K. Yasu, ``Effects of vocabulary selection on speech masker in sound masking system,'' Proc. Autumn Meet. Acoust. Soc. Jpn., pp. 1247-1250, Sep. 2012 (in Japanese).
[Abstract] [PDF(1.62 MB)]

30) K. Kurisu, S. Nakamura, K. Yasu and T. Arai, ``Broadcasted speeches in various acoustic conditions and their SOR (Signal to Overlap-masking Ratio),'' Proc. Autumn Meet. Acoust. Soc. Jpn., pp. 1251-1252, Sep. 2012 (in Japanese).
[Abstract] [PDF(206 kB)]

31) T. Arai, ``Sensing and experiencing sound resonance through tactile,'' Proc. Autumn Meet. Acoust. Soc. Jpn., pp. 1651-1654, Sep. 2012 (in Japanese).
[Abstract] [PDF(430 kB)]