Free-field measurements for a loudspeaker system in a normal room-Using digital signal processing techniques. - Tsuneo Nitta; Masatoshi Tanaka (ICASSP, 1978)

Development of Japanese voice-activated word processor using isolated monosyllable recognition. - Tsuneo Nitta; T. Murata; Hiroyuki Tsuboi; K. Takeda; T. Kawada; Sadakazu Watanabe (ICASSP, 1982)

Speaker-adaptive connected syllable recognition based on the multiple similarity method. - Hiroyuki Tsuboi; Yoichi Takebayashi; Hiroshi Matsu'ura; Tsuneo Nitta; Shouichi Hirai (ICASSP, 1986)

A speaker independent recognition algorithm for connected word using word boundary hypothesizer. - Teruhiko Ukita; Tsuneo Nitta; Sadakazu Watanabe (ICASSP, 1986)

A large vocabulary word recognition system based on syllable recognition and nonlinear word matching. - Hiroshi Matsu'ura; Tsuneo Nitta; Shoichi Hirai; Yoichi Takebayashi; Hiroyuki Tsuboi; Hiroshi Kanazawa (ICASSP, 1988)

Speaker independent speech recognition based on neural networks of each category with embedded eigenvectors. - Yasuyuki Masai; Hiroshi Matsu'ura; Tsuneo Nitta (ICSLP, 1990)

Issues concerning voice input applications. - Tsuneo Nitta; Nobuo Sugi (ICSLP, 1990)

Speaker independent word recognition system based on the structured transition network of phonetic segments. - Nobuo Sugi; Jun'ichi Iwasaki; Hiroshi Matsu'ura; Tsuneo Nitta; Akira Fukumine; Akira Nakayama (ICSLP, 1990)

Speaker independent word recognition using HMMs with an orthogonalized phonetic segment codebook. - Tsuneo Nitta; Jun'ichi Iwasaki; Hiroshi Matsu'ura (EUROSPEECH, 1991)

Representing dynamic features of phonetic segment in an orthogonalized codebook of HMM based speech recognition system. - Tsuneo Nitta; Jun'ichi Iwasaki; Yasuyuki Masai; Hiroshi Matsu'ura (ICASSP, 1992)

Speaker-independent keyword recognition based on SMQ/HMM. - Yasuyuki Masai; Shin'ichi Tanaka; Tsuneo Nitta (ICSLP, 1992)

A speaker-independent connected digit recognition system concatenating statistically discriminated words. - Teruhiko Ukita; Etsuo Saito; Tsuneo Nitta; Sadakazu Watanabe (IEEE Trans. Signal Process., 1992)

A multimodal directory guidance system with an interactive mechanism. - Tsuneo Nitta; Yasuyuki Masai; Jun'ichi Iwasaki; Shin'ichi Tanaka; Bi Karwo; Hiroshi Matsu'ura (EUROSPEECH, 1993)

A multimodal, keyword-based spoken dialogue system-MultiksDial. - Hiroshima Matsu'ura; Yasuyuki Masai; Jun'ichi Iwasaki; Shin'ichi Tanaka; Hiroyuki Kamio; Tsuneo Nitta (ICASSP (2), 1994)

A UI design support tool for multimodal spoken dialogue system. - Hiroyuki Kamio; Mika Koorita; Hiroshi Matsu'ura; Masafumi Tamura; Tsuneo Nitta (ICSLP, 1994)

A keyword-spotting unit for speaker-independent spontaneous speech recognition. - Yasuyuki Masai; Jun'ichi Iwasaki; Shin'ichi Tanaka; Tsuneo Nitta; Masahiro Yao; Tomohiro Onogi; Akira Nakayama (ICSLP, 1994)

Speech recognition applications in Japan. - Tsuneo Nitta (ICSLP, 1994)

A novel segment-concatenation algorithm for a cepstrum-based synthesizer. - Yoshinori Shiga; Yoshiyuki Hara; Tsuneo Nitta (ICSLP, 1994)

A speaker-independent word recognition based on HMM using orthogonalized phonetic segment codebook. - Hiroshi Matsuura; Tsuneo Nitta (Syst. Comput. Jpn., 1994)

Multimodal spoken dialogue systems and rapid-prototyping. - Tsuneo Nitta; Mika Amamiya; Hiroyuki Kamio; Hiroshi Matsu'ura; Arisa Uchiyama; Masafumi Tamura (EUROSPEECH, 1995)

Multimodal dialogue system MultiksDial. - Hiroyuki Kamio; Hiroshi Matsuura; Tsuneo Nitta; Yasuyuki Masai (Syst. Comput. Jpn., 1995)

Word-spotting based on inter-word and intra-word diphone models. - Tsuneo Nitta; Shin'ichi Tanaka; Yasuyuki Masai; Hiroshi Matsuura (ICSLP, 1996)

Muse, a Rapid Prototyping Tool. - Hiroyuki Kamio; Mika Amamiya; Hiroshi Matsu'ura; Tsuneo Nitta (HCI (2), 1997)

Designing a reduced feature-vector set for speech recognition by using KL/GPD competitive training. - Tsuneo Nitta; Akinori Kawamura (EUROSPEECH, 1997)

A novel feature-extraction for speech recognition based on multiple acoustic-feature planes. - Tsuneo Nitta (ICASSP, 1998)

Segmental duration control based on an articulatory model. - Yoshinori Shiga; Hiroshi Matsuura; Tsuneo Nitta (ICSLP, 1998)

Feature extraction for speech recognition based on orthogonal acoustic-feature planes and LDA. - Tsuneo Nitta (ICASSP, 1999)

A novel feature extraction using multiple acoustic feature planes for HMM-based speech recognition. - Tsuneo Nitta; Masashi Takigawa; Takashi Fukuda (INTERSPEECH, 2000)

Peripheral features for HMM-based speech recognition. - Takashi Fukuda; Masashi Takigawa; Tsuneo Nitta (ICASSP, 2001)

XISL: An Attempt to Seperate Interactions from Data. - Kouichi Katsurada; Yusaku Nakamura; Satoshi Kobayashi; Tsuneo Nitta (INTERACT, 2001)

XISL: an attempt to separate multimodal interactions from XML contents. - Tsuneo Nitta; Kouichi Katsurada; Hirobumi Yamada; Yusaku Nakamura; Satoshi Kobayashi (INTERSPEECH, 2001)

Confidence scoring for accurate HMM-based word recognition by using SM-based monophone score normalization. - Takaharu Sato; Muhammad Ghulam; Takashi Fukuda; Tsuneo Nitta (ICASSP, 2002)

Improving performance of an HMM-based ASR system by using monophone-level normalized confidence measure. - Muhammad Ghulam; Takashi Fukuda; Takaharu Sato; Tsuneo Nitta (INTERSPEECH, 2002)

A modality-independent MMI system architecture. - Kouichi Katsurada; Yoshihiko Ootani; Yusaku Nakamura; Satoshi Kobayashi; Hirobumi Yamada; Tsuneo Nitta (INTERSPEECH, 2002)

Distinctive phonetic feature extraction for robust speech recognition. - Takashi Fukuda; Wataru Yamamoto; Tsuneo Nitta (ICASSP (2), 2003)

XISL: a language for describing multimodal interaction scenarios. - Kouichi Katsurada; Yusaku Nakamura; Hirobumi Yamada; Tsuneo Nitta (ICMI, 2003)

Noise-robust ASR by using distinctive phonetic features approximated with logarithmic normal distribution of HMM. - Takashi Fukuda; Tsuneo Nitta (INTERSPEECH, 2003)

Noise-robust automatic speech recognition using orthogonalized distinctive phonetic feature vectors. - Takashi Fukuda; Tsuneo Nitta (INTERSPEECH, 2003)

Voice quality normalization in an utterance for robust ASR. - Muhammad Ghulam; Takashi Fukuda; Tsuneo Nitta (INTERSPEECH, 2003)

Canonicalization of feature parameters for automatic speech recognition. - Takashi Fukuda; Tsuneo Nitta (INTERSPEECH, 2004)

A noise-robust feature extraction method based on pitch-synchronous ZCPA for ASR. - Muhammad Ghulam; Takashi Fukuda; Junsei Horikawa; Tsuneo Nitta (INTERSPEECH, 2004)

Orthogonalized Distinctive Phonetic Feature Extraction for Noise-Robust Automatic Speech Recognition. - Takashi Fukuda; Tsuneo Nitta (IEICE Trans. Inf. Syst., 2004)

Galatea: Open-Source Software for Developing Anthropomorphic Spoken Dialog Agents. - Shinichi Kawamoto; Hiroshi Shimodaira; Tsuneo Nitta; Takuya Nishimoto; Satoshi Nakamura 001; Katsunobu Itou; Shigeo Morishima; Tatsuo Yotsukura; Atsuhiko Kai; Akinobu Lee; Yoichi Yamashita; Takao Kobayashi; et al. (Life-like characters, 2004)

Pitch-Synchronous ZCPA (PS-ZCPA)-Based Feature Extraction with Auditory Masking. - Muhammad Ghulam; Takashi Fukuda; Junsei Horikawa; Tsuneo Nitta (ICASSP (1), 2005)

Designing multiple distinctive phonetic feature extractors for canonicalization by using clustering technique. - Takashi Fukuda; Muhammad Ghulam; Tsuneo Nitta (INTERSPEECH, 2005)

Reducing the description amount in authoring MMI applications. - Kouichi Katsurada; Kazumine Aoki; Hirobumi Yamada; Tsuneo Nitta (INTERSPEECH, 2005)

A rapid prototyping tool for constructing web-based MMI applications. - Kouichi Katsurada; Kunitoshi Sato; Hiroaki Adachi; Hirobumi Yamada; Tsuneo Nitta (INTERSPEECH, 2005)

Interaction Builder: A Rapid Prototyping Tool for Developing Web-Based MMI Applications. - Kouichi Katsurada; Hiroaki Adachi; Kunitoshi Sato; Hirobumi Yamada; Tsuneo Nitta (IEICE Trans. Inf. Syst., 2005)

Implementation of Biases Observed in Child Development into Concept Learning Agent. - Ryo Taguchi; Masashi Kimura; Shuji Shinohara; Kouichi Katsurada; Tsuneo Nitta (Artificial Intelligence and Applications, 2006)

Dialog Strategy Acquisition and Its Evaluation for Efficient Learning of Word Meanings by Agents. - Ryo Taguchi; Kouichi Katsurada; Tsuneo Nitta (EELC, 2006)

Implementation of Biases Observed in Children's Language Development into Agents. - Ryo Taguchi; Masashi Kimura; Shuji Shinohara; Kouichi Katsurada; Tsuneo Nitta (EELC, 2006)

A Pitch-Synchronous Peak-Amplitude Based Feature Extraction Method for Noise Robust ASR. - Muhammad Ghulam; Junsei Horikawa; Tsuneo Nitta (ICASSP (1), 2006)

Comparative study on contributions of pitch-synchronization and peak-amplitude towards robustness issue of ASR. - Muhammad Ghulam; Junsei Horikawa; Tsuneo Nitta (INTERSPEECH, 2006)

Self-learning System Using Lecture Information and Biological Data. - Yurie Iribe; Shuji Shinohara; Kyoichi Matsuura; Kouichi Katsurada; Tsuneo Nitta (KES (2), 2006)

PS-ZCPA Based Feature Extraction with Auditory Masking, Modulation Enhancement and Noise Reduction for Robust ASR. - Muhammad Ghulam; Takashi Fukuda; Kouichi Katsurada; Junsei Horikawa; Tsuneo Nitta (IEICE Trans. Inf. Syst., 2006)

Pitch-Synchronous Peak-Amplitude (PS-PA)-Based Feature Extraction Method for Noise-Robust ASR. - Muhammad Ghulam; Kouichi Katsurada; Junsei Horikawa; Tsuneo Nitta (IEICE Trans. Inf. Syst., 2006)

Distinctive phonetic feature (DPF) based phone segmentation using hybrid neural networks. - Mohammad Nurul Huda; Muhammad Ghulam; Junsei Horikawa; Tsuneo Nitta (INTERSPEECH, 2007)

Management of static/dynamic properties in a multimodal interaction system. - Kouichi Katsurada; Yuji Okuma; Makoto Yano; Yurie Iribe; Tsuneo Nitta (INTERSPEECH, 2007)

A browser-based multimodal interaction system. - Kouichi Katsurada; Teruki Kirihata; Masashi Kudo; Junki Takada; Tsuneo Nitta (ICMI, 2008)

Phoneme recognition based on hybrid neural networks with inhibition/enhancement of distinctive phonetic feature (DPF) trajectories. - Mohammad Nurul Huda; Kouichi Katsurada; Tsuneo Nitta (INTERSPEECH, 2008)

Learning Communicative Meanings of Utterances by Robots. - Ryo Taguchi; Naoto Iwahashi; Tsuneo Nitta (JSAI, 2008)

Canonicalization of Feature Parameters for Robust Speech Recognition Based on Distinctive Phonetic Feature (DPF) Vectors. - Mohammad Nurul Huda; Muhammad Ghulam; Takashi Fukuda; Kouichi Katsurada; Tsuneo Nitta (IEICE Trans. Inf. Syst., 2008)

Fast keyword detection using suffix array. - Kouichi Katsurada; Shigeki Teshima; Tsuneo Nitta (INTERSPEECH, 2009)

Distinctive Phonetic Feature (DPF) Extraction Based on MLNs and Inhibition/Enhancement Network. - Mohammad Nurul Huda; Hiroaki Kawashima; Tsuneo Nitta (IEICE Trans. Inf. Syst., 2009)

Pronunciation Instruction using CG Animation based on Articulatory Features. - Yurie Iribe; Takurou Mori; Kouichi Katsurada; Tsuneo Nitta (ICCE, 2010)

Facial Expression Mimicking System. - Ryuichi Fukui; Kouichi Katsurada; Yurie Iribe; Tsuneo Nitta (ICPR, 2010)

One-model speech recognition and synthesis based on articulatory movement HMMs. - Tsuneo Nitta; Takayuki Onoda; Masashi Kimura; Yurie Iribe; Kouichi Katsurada (INTERSPEECH, 2010)

Web-based lecture system using slide sharing for classroom questions and answers. - Yurie Iribe; Hiroaki Nagaoka; Kouichi Katsurada; Tsuneo Nitta (Int. J. Knowl. Web Intell., 2010)

Articulation Animation Generated from Speech for Pronunciation Training. - Yurie Iribe; Silasak Manosavanh; Kouichi Katsurada; Ryoko Hayashi; Chunyue Zhu; Tsuneo Nitta (ICCE, 2011)

Generating Animated Pronunciation from Speech Through Articulatory Feature Extraction. - Yurie Iribe; Silasak Manosavanh; Kouichi Katsurada; Ryoko Hayashi; Chunyue Zhu; Tsuneo Nitta (INTERSPEECH, 2011)

Evaluation of Fast Spoken Term Detection Using a Suffix Array. - Kouichi Katsurada; Shinta Sawada; Shigeki Teshima; Yurie Iribe; Tsuneo Nitta (INTERSPEECH, 2011)

Speech Synthesis Based on Articulatory-Movement HMMs with Voice-Source Codebooks. - Tsuneo Nitta; Takayuki Onoda; Masashi Kimura; Yurie Iribe; Kouichi Katsurada (INTERSPEECH, 2011)

Letter-to-Phoneme Conversion Based on Two-Stage Neural Network Focusing on Letter and Phoneme Contexts. - Kheang Seng; Yurie Iribe; Tsuneo Nitta (INTERSPEECH, 2011)

Utilization of Suffix Array for Quick STD and Its Evaluation on the NTCIR-9 SpokenDoc Task. - Kouichi Katsurada; Koudai Katsuura; Yurie Iribe; Tsuneo Nitta (NTCIR, 2011)

Improvement of animated articulatory gesture extracted from speech for pronunciation training. - Yurie Iribe; Silasak Manosavanh; Kouichi Katsurada; Ryoko Hayashi; Chunyue Zhu; Tsuneo Nitta (ICASSP, 2012)

Articulatory Movements from Speech for Pronunciation Training. - Silasak Manosavanh; Yurie Iribe; Kouichi Katsurada; Ryoko Hayashi; Chunyue Zhu; Tsuneo Nitta (ICCE, 2012)

Animated Pronunciation Generated from Speech for Pronunciation Training. - Yurie Iribe; Silasak Manosavanh; Kouichi Katsurada; Tsuneo Nitta (IIMSS, 2012)

Proposal of MMI-API and Library for JavaScript. - Kouichi Katsurada; Taiki Kikuchi; Yurie Iribe; Tsuneo Nitta (IIMSS, 2012)

Real-time Visualization of English Pronunciation on an IPA Chart Based on Articulatory Feature Extraction. - Yurie Iribe; Takurou Mori; Kouichi Katsurada; Goh Kawai; Tsuneo Nitta (INTERSPEECH, 2012)

Introducing articulatory anchor-point to ann training for corrective learning of pronunciation. - Yurie Iribe; Silasak Manosavanh; Kouichi Katsurada; Ryoko Hayashi; Chunyue Zhu; Tsuneo Nitta (ICASSP, 2013)

Acceleration of spoken term detection using a suffix array by assigning optimal threshold values to sub-keywords. - Kouichi Katsurada; Seiichi Miura; Kheang Seng; Yurie Iribe; Tsuneo Nitta (INTERSPEECH, 2013)

Voice conversion for arbitrary speakers using articulatory-movement to vocal-tract parameter mapping. - Narpendyah Wisjnu Ariwardhani; Yurie Iribe; Kouichi Katsurada; Tsuneo Nitta (MLSP, 2013)

Using Multiple Speech Recognition Results to Enhance STD with Suffix Array on the NTCIR-10 SpokenDoc-2 Task. - Kouichi Katsurada; Koudai Katsuura; Kheang Seng; Yurie Iribe; Tsuneo Nitta (NTCIR, 2013)

Search System for Audio and Video Lecture Content Using Auto-Recognized Transcripts. - Yosuke Morimoto; Kumiko Aoki; Kouichi Katsurada; Genki Ishihara; Yurie Iribe; Tsuneo Nitta (ICCE, 2014)

Effect of frequency weighting on MLP-based speaker canonicalization. - Yuichi Kubota; Motoi Omachi; Tetsuji Ogawa; Tetsunori Kobayashi; Tsuneo Nitta (INTERSPEECH, 2014)

Utilizing Confusion Network in the STD with Suffix Array and Its Evaluation on the NTCIR-11 SpokenQuery & Doc SQ-STD Task. - Kouichi Katsurada; Genki Ishihara; Kheang Seng; Yurie Iribe; Tsuneo Nitta (NTCIR, 2014)

Mapping Articulatory-Features to Vocal-Tract Parameters for Voice Conversion. - Narpendyah Wisjnu Ariwardhani; Masashi Kimura; Yurie Iribe; Kouichi Katsurada; Tsuneo Nitta (IEICE Trans. Inf. Syst., 2014)

Solving the Phoneme Conflict in Grapheme-to-Phoneme Conversion Using a Two-Stage Neural Network-Based Approach. - Kheang Seng; Kouichi Katsurada; Yurie Iribe; Tsuneo Nitta (IEICE Trans. Inf. Syst., 2014)

Bilinear map of filter-bank outputs for DNN-based speech recognition. - Tetsuji Ogawa; Kenshiro Ueda; Kouichi Katsurada; Tetsunori Kobayashi; Tsuneo Nitta (INTERSPEECH, 2015)

Using Reversed Sequences and Grapheme Generation Rules to Extend the Feasibility of a Phoneme Transition Network-Based Grapheme-to-Phoneme Conversion. - Kheang Seng; Kouichi Katsurada; Yurie Iribe; Tsuneo Nitta (IEICE Trans. Inf. Syst., 2016)