Pronunciation variants description using recognition error modeling with phonetic derivation hypotheses. - Hideharu Nakajima; Yoshinori Sagisaka; Hirofumi Yamamoto (INTERSPEECH, 2000)

Pronunciation variant analysis using speaking style parallel corpus. - Hideharu Nakajima; Izumi Hirano; Yoshinori Sagisaka; Katsuhiko Shirai (INTERSPEECH, 2001)

Language Model Adaptation with Additional Text Generated by Machine Translation. - Hideharu Nakajima; Hirofumi Yamamoto; Taro Watanabe (COLING, 2002)

Estimating Japanese word accent from syllable sequence using support vector machine. - Hideharu Nakajima; Masaaki Nagata; Hisako Asano; Masanobu Abe (INTERSPEECH, 2003)

Long vowel detection for letter-to-sound conversion for Japanese sourced words transliterated into the alphabet. - Hisako Asano; Hideharu Nakajima; Hideyuki Mizuno; Masahiro Oku (INTERSPEECH, 2004)

Portable Translator Capable of Recognizing Characters on Signboard and Menu Captured by its Built-in Camera. - Hideharu Nakajima; Yoshihiro Matsuo; Masaaki Nagata; Kuniko Saito (ACL, 2005)

HMM-Based Emphatic Speech Synthesis Using Unsupervised Context Labeling. - Yu Maeno; Takashi Nose; Takao Kobayashi; Yusuke Ijima; Hideharu Nakajima; Hideyuki Mizuno; Osamu Yoshioka (INTERSPEECH, 2011)

HMM-based expressive speech synthesis based on phrase-level F0 context labeling. - Yu Maeno; Takashi Nose; Takao Kobayashi; Tomoki Koriyama; Yusuke Ijima; Hideharu Nakajima; Hideyuki Mizuno; Osamu Yoshioka (ICASSP, 2013)

Which resemblance is useful to predict phrase boundary rise labels for Japanese expressive text-to-speech synthesis, numerically-expressed stylistic or distribution-based semantic? - Hideharu Nakajima; Hideyuki Mizuno; Osamu Yoshioka; Satoshi Takahashi (INTERSPEECH, 2013)

Emphasized Accent Phrase Prediction from Text for Advertisement Text-To-Speech Synthesis. - Hideharu Nakajima; Hideyuki Mizuno; Sumitaka Sakauchi (PACLIC, 2014)

Prosodic variation enhancement using unsupervised context labeling for HMM-based expressive speech synthesis. - Yu Maeno; Takashi Nose; Takao Kobayashi; Tomoki Koriyama; Yusuke Ijima; Hideharu Nakajima; Hideyuki Mizuno; Osamu Yoshioka (Speech Commun., 2014)

Dataset Construction Method for Word Reading Disambiguation. - Koki Nishiyama; Kazuhide Yamamoto; Hideharu Nakajima (PACLIC, 2018)

Sentence-Final Prosody Analysis of Japanese Communicative Speech Based on the Command-Response Model. - Kazuma Takada; Hideharu Nakajima; Yoshinori Sagisaka (ICCA, 2020)

Collection and Analyses of Exemplary Speech Data to Establish Easy-to-Understand Speech Synthesis for Japanese Elderly Adults. - Hideharu Nakajima; Yushi Aono (O-COCOSDA, 2020)

Empirical Analysis of Training Strategies of Transformer-Based Japanese Chit-Chat Systems. - Hiroaki Sugiyama; Masahiro Mizukami; Tsunehiro Arimoto; Hiromi Narimatsu; Yuya Chiba; Hideharu Nakajima; Toyomi Meguro (SLT, 2022)