Articles
Kapatsinski, V., Bramlett, A., & Idemaru, K. (accepted). What do you learn from a single cue? Dimensional reweighting and cue reassociation from experience with a newly unreliable phonetic cue. Cognition.
Brown, L. Oh, G., & Idemaru, K. (2024). Prosodic features of polite speech: Evidence from Korean interactional data. Pragmatics.
Lee, J., Idemaru, K., & Vaughn, C. (2022). Topic-and Stance-based Style Shift of North Korean Speakers Living in South Korea. University of Pennsylvania Working Papers in Linguistics, 28(2), 8.
Oh, G., Brown, L., Idemaru, K., & Mao, C. (2022). Effects of L2 experience on Mandarin listeners’ perception of Korean politeness. Lingua, 272, 103319. https://doi.org/10.1016/j.lingua.2022.103319
Kawahara, S., Kato, M., & Idemaru, K. (2022). Speaking rate normalization across different talkers in the perception of Japanese stop and vowel length contrasts. JASA Express Letters, 2(3), 035204.
Tsukada, K. & Idemaru, K. (2022). Effects of first language (L1) backgrounds and learning experience in perceiving Mandarin lexical tones: Learners and non-learners from English and Japanese backgrounds. Journal of Speech, Language, and Hearing Research, 65(2), 829-842.
Winter, B., Oh, G. E., Hübscher, I., Idemaru, K., Brown, L., Prieto, P., & Grawunder, S. (2021). Rethinking the frequency code: a meta-analytic review of the role of acoustic body size in communicative phenomena. Philosophical Transactions of the Royal Society B, 376(1840), 20200400. https://doi.org/10.1098/rstb.2020.0400
Idemaru, K., Kato, M., & Tsukada, K. (2021). Acoustic sources of accent in second language Japanese: A cross-sectional study. In R. Wayland (ed), Second Language Speech Learning, 377-395. Cambridge University Press.
King, S., Ren, Y., StartzSreetharan, C., & Idemaru, K. (2021). Sounding like a father: The influence of regional dialect on perceptions of masculinity and fatherhood. Language in Society, 1-24. doi:10.1017/S0047404520000925
Oh, G.E., Winter, B., & Idemaru, K. (2021). Korean speakers hyperarticulate vowels in polite speech. 말소리와 음성과학 (Phonetics and Speech Sciences), 13(3), 15-20.
Idemaru, K., & Vaughn, C. (2020). Perceptual tracking of distinct distributional regularities within a single voice. The Journal of the Acoustical Society of America 148, EL 427. https://asa.scitation.org/doi/10.1121/10.0002762
Idemaru, K. & Holt, L.L. (2020). Generalization of dimension-based statistical learning. Attention, Perception, & Psychophysics 82, pages1744–1762. https://doi.org/10.3758/s13414-019-01956-5
Idemaru, K., Winter, B., & Brown, L. (2019). Cross-cultural Multimodal Politeness: The Phonetics of Japanese Deferential Speech in Comparison to Korean. Intercultural Pragmatics, 16 (5), 517-556. doi.org/10.1515/ip-2019-0027
Idemaru, K., Winter, B., Brown, L., & Oh, G. (2019). Loudness trumps pitch in politeness judgments: Evidence from Korean deferential speech. Language and Speech. doi/full/10.1177/0023830918824344
Idemaru, K., *Gubbins, L. S., & *Wei, P. (2019). Acoustic sources of accent in second language Japanese speech. Language and Speech, 62(2), 333-357. doi: 10.1177/0023830918773118
*Harmon, Z., Idemaru, K., & Kapatsinski, V. (2019). Learning mechanisms in cue reweighting. Cognition, 189, 76-88. https://doi.org/10.1016/j.cognition.2019.03.011
Vaughn, C., Baese-Berk, M., & Idemaru, K. (2019). Re-examining phonetic variability in native and non-native speech. Phonetica, 76, 327-358. doi.org/10.1159/000487269
Oh, E., Idemaru, K., & *Kim, B. (2018). The use of voice onset time cue in the perception of Seoul Korean stops as a function of listener gender. Journal of Korean Linguistics, 43(4), 761-780.
Idemaru, K., & Holt, L. L. (2014). Specificity of dimension-based statistical learning in word recognition. Journal of Experimental Psychology: Human Perception and Performance 40(3), 1009-1021. doi: 10.1037/a0035269
Brown, L., Winter, B., Idemaru, K., & Grawunder, S. (2014). Phonetics and politeness: Perceiving Korean honorific and non-honorific speech through phonetic cues. Journal of Pragmatics, 66, 45-60. https://doi.org/10.1016/j.pragma.2014.02.011
Idemaru, K. (2013). Beer or pier: online tuning of phonetic categories. Phonological Studies, 16, 89-97. [Invited contribution]
Idemaru, K., & Holt, L. L. (2013). The long developmental trajectory of children’s perception and production of English /r/-/l/. The Journal of the Acoustical Society of America. 133,4232 – 4246. 10.1121/1.4802905
Idemaru, K., Holt, L. L., & Seltman, H. (2012). Individual differences in cue weights are stable across time: the case of Japanese stops lengths. Journal of the Acoustical Society of America, 132(6), 3950-3964. https://doi.org/10.1121/1.4765076
Idemaru, K. & Holt, L.L. (2011). Word recognition reflects dimension-based statistical learning. Journal of Experimental Psychology: Human Performance and Perception, 37(6), 1939-1956. https://doi.org/10.1037/a0025641
Idemaru, K. (2011). Role of amplitude and pitch in the perception of Japanese stop length contrasts. Cross-Cultural Studies, 24, 191-204. [Publication in Korea]
Idemaru, K. & Guion, S. G. (2010). Relational timing in the production and perception of the Japanese geminate and singleton stops. Phonetica, 67(1-2), 25-46. https://www.karger.com/Article/Abstract/319377
Idemaru, K. & Guion, S. G. (2008). Acoustic covariants of length contrast in Japanese stops. Journal of International Phonetic Association, 38(2), 167-186. https://doi.org/10.1017/S0025100308003459
Work in progress
Ren, Y., King, S., Idemaru, K. & SturtzSreetharan, C. (in preparation). Masculinity, fatherhood and beyond: Potential social indices behind Osaka dialect.
Lee, J., Vaughn, C., & Idemaru, K. (submitted). Stop production by North Korean refugee speakers living in South Korea
Lee, J., Vaughn, C., & Idemaru, K. (in preparation). Effects of sociolinguistic factors on second dialect acquisition of North Korean refugees in Seoul
Brown, L. Oh, G.E., & Idemaru, K. (in preparation). Hotspots for acoustic politeness in Korean deferential speech in comparison to Japanese
Lee, J., Kong, E.J., & Idemaru, K. (in preparation). The On-going Sound Change of Vowel Production in South Korean Seoul Standard
Conference Proceedings
Kato, M., Tsukada, K., & Idemaru, K. (2019). Acoustic characteristics of foreign accent in L2 Japanese: A cross-sectional study. Proceedings of the 19th International Congress of Phonetic Science, Melbourne, August 5-9, 2019.
Lee, J., Vaughn, C., & Idemaru, K. (2019). Production and perception of North Korean and South Korean Vowels: A pilot study. Proceedings of the 19th International Congress of Phonetic Science, Melbourne, August 5-9, 2019.
Tsukada, K. & Idemaru, K. (2019). Learner vs. non-learner difference in the perception of Mandarin lexical tones: Comparison of listeners from English and Japanese first language backgrounds. Proceedings of the 19th International Congress of Phonetic Science, Melbourne, August 5-9, 2019.
Tsukada, K., Idemaru, K., & Hajek, J. (2018). The effect of foreign language learning on the perception of Japanese length contrasts. Proceedings of the 17th Australasian International Conference on Speech Science and Technology, Sydney, December 4-7, 2018.
Idemaru, K., Winter, B., & Brown, L. (2015). The role of pitch in perceiving politeness in Korean. Proceedings of the 18th International Congress of Phonetic Sciences, Glasgow, Scotland. August 14-15, 2015.
Wei, P., Idemaru, K., & Gubbins, L. (2015). Strong influence of prosody on the perception of foreign accent. Proceedings of the 18th International Congress of Phonetic Sciences, Glasgow, Scotland. August 14-15, 2015.
Holt, L.L. & Idemaru, K. (2015). Generalization of dimension-based statistical learning. Proceedings of the 18th International Congress of Phonetic Sciences, Glasgow, Scotland. August 14-15, 2015.
Wei, P., & Idemaru, K. (2013). Acoustic Analysis of Perceived Accentedness in Mandarin Speakers’ Second Language production of Japanese. In Proceedings of Meetings on Acoustics (Vol. 19, p. 060089). (pdf)
Idemaru, K. & Holt, L.L. (2012). Examining talker and phoneme generalization of dimension-based statistical learning in speech perception. Proceedings of the 14th Australasian International Conference on Speech Science and Technology, Sydney, December 3-6, 2012, 165-168. (pdf)
Idemaru, K., & Holt, L. L. (2011). Production and perception of English /l/ and /r/ by 4-, 5-. and 8-year-old children. Proceedings of the 17th International Congress of Phonetic Sciences, Hong Kong, China, 926-929. (pdf)
Holt, L. L., & Idemaru, K. (2011). Generalization of dimension-based statistical learning. Proceedings of the 17th International Congress of Phonetic Sciences, Hong Kong, China, 882-885. (pdf)
Idemaru, K., Nakadate, H., & O’Brien, Y. (2011). Japanese Global Scholars Program: Content-based Japanese Language Instruction. Proceedings of the 18th Princeton Japanese Pedagogy Forum, Princeton, NJ, 119-128. (pdf)
Frishkoff, G., Levin, L., Pavlik, P., Idemaru, K. & de Jong, N. (2008). A model-based approach to second-language learning of grammatical constructions. Proceedings of the 30th Annual Meeting of the Cognitive Science Society, Washington DC, USA, 1665-1670. (pdf)
Idemaru, K. & Holt, L. L. (2007). Relational timing or absolute duration? Cue weighting in the perception of Japanese singleton vs. geminate stops. Proceedings of the 16th International Congress of Phonetic Sciences, Saarbruecken, Germany, 753-756. (pdf)
Doty, C. S., Idemaru, K. & Guion, S. G. (2007). Singleton and geminate stops in Finnish – Acoustic correlates. Proceedings of Interspeech 2007, Antwerp, Belgium. (pdf)
Other
Holt, L. L. & Idemaru, K. (2010). Speech Perception. In Irving B. Weiner & W. Edward Craighead, (Eds), Corsini’s Encyclopedia of Psychology, Fourth Edition. Wiley, NJ. (Google Books link)