Improved and robust prediction of pronunciation distance for individual-basis clustering of World Englishes pronunciation. - Shun Kasahara; S. Kitahara; Nobuaki Minematsu; Han-Ping Shen; Takehiko Makino; Daisuke Saito; K. Hiorse (ICASSP, 2014)

Speaker-basis Accent Clustering Using Invariant Structure Analysis and the Speech Accent Archive. - Nobuaki Minematsu; Shun Kasahara; Takehiko Makino; Daisuke Saito; Keikichi Hirose (Odyssey, 2014)

A measure of phonetic similarity to quantify pronunciation variation by using ASR technology. - Tianze Shi; Shun Kasahara; Teeraphon Pongkittiphan; Nobuaki Minematsu; Daisuke Saito; Keikichi Hirose (ICPhS, 2015)