Restructuring speech representations using a pitch-adaptive time-frequency smoothing and an instantaneous-frequency-based F0 extraction: Possible role of a repetitive structure in sounds. - Hideki Kawahara; Ikuyo Masuda-Katsuse; Alain de Cheveigné (Speech Commun., 1999)

Dynamic sound stream formation based on continuity of spectral change. - Ikuyo Masuda-Katsuse; Hideki Kawahara (Speech Commun., 1999)

A new method for speech recognition in the presence of non-stationary, unpredictable and high-level noise. - Ikuyo Masuda-Katsuse (INTERSPEECH, 2001)

Pronunciation practice support system for children who have difficulty correctly pronouncing words. - Ikuyo Masuda-Katsuse (INTERSPEECH, 2014)

Web application system for pronunciation practice by children with disabilities and to support cooperation of teachers and medical workers. - Ikuyo Masuda-Katsuse (INTERSPEECH, 2015)

Remote Articulation Test System Based on WebRTC. - Ikuyo Masuda-Katsuse (INTERSPEECH, 2017)

Remote Articulation Test System for Supporting Special Education Classes for Language-disabled Children. - Ikuyo Masuda-Katsuse; Yuiko Hirashima (IIAI-AAI, 2020)

Feature learning of Japanese pitch accents and applications to Japanese speech education. - Ikuyo Masuda-Katsuse (IIAI-AAI, 2023)

CALL system using pitch-accent feature representations reflecting listeners' subjective adequacy. - Ikuyo Masuda-Katsuse; Ayako Shirose (INTERSPEECH, 2024)