A Bayesian Approach for User Modeling in Dialogue Systems. - Tomoyosi Akiba; Hozumi Tanaka (COLING, 1994)

Collecting and analyzing nonverbal elements for maintenance of dialog using a wizard of oz simulation. - Katunobu Itou; Tomoyosi Akiba; Osamu Hasegawa; Satoru Hayamizu; Kazuyo Tanaka (ICSLP, 1994)

Semi-automatic language model acquisition without large corpora. - Tomoyosi Akiba; Katsunobu Itou (INTERSPEECH, 2000)

A structured statistical language model conditioned by arbitrarily abstracted grammatical categories based on GLR parsing. - Tomoyosi Akiba; Katunobu Itou (INTERSPEECH, 2001)

Selective back-off smoothing for incorporating grammatical constraints into the n-gram language model. - Tomoyosi Akiba; Katunobu Itou; Atsushi Fujii; Tetsuya Ishikawa (INTERSPEECH, 2002)

Towards Speech-Driven Question Answering: Experiments Using the NTCIR-3 Question Answering Collection. - Tomoyosi Akiba; Katunobu Itou; Atsushi Fujii; Tetsuya Ishikawa (NTCIR, 2002)

Adapting language models for frequent fixed phrases by emphasizing n-gram subsets. - Tomoyosi Akiba; Katunobu Itou; Atsushi Fujii (INTERSPEECH, 2003)

A cross-media retrieval system for lecture videos. - Atsushi Fujii; Katunobu Itou; Tomoyosi Akiba; Tetsuya Ishikawa (INTERSPEECH, 2003)

Unsupervised topic adaptation for lecture speech retrieval. - Atsushi Fujii; Tetsuya Ishikawa; Katsunobu Itou; Tomoyosi Akiba (INTERSPEECH, 2004)

Effects of language modeling on speech-driven question answering. - Katsunobu Itou; Atsushi Fujii; Tomoyosi Akiba (INTERSPEECH, 2004)

Collecting Spontaneously Spoken Queries for Information Retrieval. - Tomoyosi Akiba; Atsushi Fujii; Katunobu Itou (LREC, 2004)

Experiments on Web Retrieval Driven by Spontaneously Spoken Queries. - Tomoyosi Akiba; Atsushi Fujii; Tetsuya Ishikawa; Katunobu Itou (NTCIR, 2004)

Question Answering Using "Common Sense" and Utility Maximization Principle. - Tomoyosi Akiba; Katunobu Itou; Atsushi Fujii (NTCIR, 2004)

Exploiting passage retrieval for n-best rescoring of spoken questions. - Tomoyosi Akiba; Hiroyuki Abe (INTERSPEECH, 2005)

Exploiting Anchor Text for the Navigational Web Retrieval at NTCIR-5. - Atsushi Fujii; Katunobu Itou; Tomoyosi Akiba; Tetsuya Ishikawa (NTCIR, 2005)

Question Answering Experiments at NTCIR-5: Acquisition of Answer Evaluation Patterns and Context Processing using Passage Retrieval. - Yuichi Murata; Tomoyosi Akiba; Atsushi Fujii; Katunobu Itou (NTCIR, 2005)

Bi-directional Cross Language Question Answering using a Single Monolingual QA System. - Kei Shimizu; Tomoyosi Akiba; Atsushi Fujii; Katunobu Itou (NTCIR, 2005)

Exploiting Dynamic Passage Retrieval for Spoken Question Recognition and Context Processing towards Speech-driven Information Access Dialogue. - Tomoyosi Akiba (LREC, 2006)

Error-tolerant question answering for spoken documents. - Tomoyosi Akiba; Hirofumi Tsujimura (INTERSPEECH, 2007)

Statistical Machine Translation based Passage Retrieval for Cross-Lingual Question Answering — Experiments at NTCIR-6. - Tomoyosi Akiba; Kei Shimizu; Atsushi Fujii; Katunobu Itou (NTCIR, 2007)

Non-factoid Question Answering Experiments at NTCIR-6: Towards Answer Type Detection for Realworld Questions. - Junta Mizuno; Tomoyosi Akiba; Atsushi Fujii; Katunobu Itou (NTCIR, 2007)

Language model adaptation for fixed phrases by amplifying partial n-gram sequences. - Tomoyosi Akiba; Katunobu Itou; Atsushi Fujii (Syst. Comput. Jpn., 2007)

Statistical Machine Translation based Passage Retrieval for Cross-Lingual Question Answering. - Tomoyosi Akiba; Kei Shimizu; Atsushi Fujii (IJCNLP, 2008)

Spoken document retrieval by translating recognition candidates into correct transcriptions. - Tomoyosi Akiba; Yusuke Yokota (INTERSPEECH, 2008)

Test Collections for Spoken Document Retrieval from Lecture Audio Data. - Tomoyosi Akiba; Kiyoaki Aikawa; Yoshiaki Itoh 001; Tatsuya Kawahara; Hiroaki Nanjo; Hiromitsu Nishizaki; Norihito Yasuda; Yoichi Yamashita; Katunobu Itou (LREC, 2008)

Statistical Machine Translation based Passage Retrieval - Experiment at NTCIR-7 IR4QA Task. - Tatsuhiro Hyodo; Tomoyosi Akiba (NTCIR, 2008)

Effect of the Topic Dependent Translation Models for Patent Translation - Experiment at NTCIR-7. - Takeshi Ito; Tomoyosi Akiba; Katunobu Itou (NTCIR, 2008)

Construction of a Test Collection for Spoken Document Retrieval from Lecture Audio Data. - Tomoyosi Akiba; Kiyoaki Aikawa; Yoshiaki Itoh 001; Tatsuya Kawahara; Hiroaki Nanjo; Hiromitsu Nishizaki; Norihito Yasuda; Yoichi Yamashita; Katunobu Itou (J. Inf. Process., 2009)

Constructing Japanese test collections for spoken term detection. - Yoshiaki Itoh 001; Hiromitsu Nishizaki; Xinhui Hu; Hiroaki Nanjo; Tomoyosi Akiba; Tatsuya Kawahara; Seiichi Nakagawa; Tomoko Matsui; Yoichi Yamashita; Kiyoaki Aikawa (INTERSPEECH, 2010)

Metric subspace indexing for fast spoken term detection. - Taisuke Kaneko; Tomoyosi Akiba (INTERSPEECH, 2010)

Language Modeling Approach for Retrieving Passages in Lecture Audio Data. - Koichiro Honda; Tomoyosi Akiba (LREC, 2010)

Analyzing Effects of Factored Translation Models in English to Japanese Statistical Machine Translation. - Takahiro Oda; Tomoyosi Akiba (NTCIR, 2010)

Effects of Query Expansion for Spoken Document Passage Retrieval. - Tomoyosi Akiba; Koichiro Honda (INTERSPEECH, 2011)

Overview of the IR for Spoken Documents Task in NTCIR-9 Workshop. - Tomoyosi Akiba; Hiromitsu Nishizaki; Kiyoaki Aikawa; Tatsuya Kawahara; Tomoko Matsui (NTCIR, 2011)

STD based on Hough Transform and SDR using STD results: Experiments at NTCIR-9 SpokenDoc. - Taisuke Kaneko; Tomoko Takigami; Tomoyosi Akiba (NTCIR, 2011)

Designing an Evaluation Framework for Spoken Term Detection and Spoken Document Retrieval at the NTCIR-9 SpokenDoc Task. - Tomoyosi Akiba; Hiromitsu Nishizaki; Kiyoaki Aikawa; Tatsuya Kawahara; Tomoko Matsui (LREC, 2012)

Statistical Machine Translation without Source-side Parallel Corpus Using Word Lattice and Phrase Extension. - Takanori Kusumoto; Tomoyosi Akiba (LREC, 2012)

Incorporating syllable duration into line-detection-based spoken term detection. - Teppei Ohno; Tomoyosi Akiba (SLT, 2012)

Open vocabulary spoken content retrieval by front-ending with spoken term detection. - Tomoko Takigami; Tomoyosi Akiba (APSIPA, 2013)

DTW-distance-ordered spoken term detection. - Teppei Ohno; Tomoyosi Akiba (INTERSPEECH, 2013)

Overview of the NTCIR-10 SpokenDoc-2 Task. - Tomoyosi Akiba; Hiromitsu Nishizaki; Kiyoaki Aikawa; Xinhui Hu; Yoshiaki Itoh 001; Tatsuya Kawahara; Seiichi Nakagawa; Hiroaki Nanjo; Yoichi Yamashita (NTCIR, 2013)

DTW-Distance-Ordered Spoken Term Detection and STD-based Spoken Content Retrieval: Experiments at NTCIR-10 SpokenDoc-2. - Tomoyosi Akiba; Tomoko Takigami; Teppei Ohno; Kenta Kase (NTCIR, 2013)

Evaluation Framework Design of Spoken Term Detection Study at the NTCIR-9 IR for Spoken Documents Task. - Hiromitsu Nishizaki; Tomoyosi Akiba; Kiyoaki Aikawa; Tatsuya Kawahara; Tomoko Matsui (Inf. Media Technol., 2013)

Robust retrieval models for false positive errors in spoken documents. - Sho Kawasaki; Tomoyosi Akiba (INTERSPEECH, 2014)

Overview of the NTCIR-11 SpokenQuery&Doc Task. - Tomoyosi Akiba; Hiromitsu Nishizaki; Hiroaki Nanjo; Gareth J. F. Jones (NTCIR, 2014)

STD Score Combination with Acoustic Likelihood and Robust SCR Models for False Positives: Experiments at NTCIR-11 SpokenQuery&Doc. - Yusuke Takada; Sho Kawasaki; Hiroshi Oshima; Hiroshi Kawatani; Tomoyosi Akiba (NTCIR, 2014)

Overview of the NTCIR-12 SpokenQuery&Doc-2 Task. - Tomoyosi Akiba; Hiromitsu Nishizaki; Hiroaki Nanjo; Gareth J. F. Jones (NTCIR, 2016)

Graph-based Document Expansion and Robust SCR Models for False Positives: Experiments at the NTCIR-12 SpokenQuery&Doc-2. - Sho Kawasaki; Hiroshi Oshima; Tomoyosi Akiba (NTCIR, 2016)

Repeated Event Discovery from Image Sequences by Using Segmental Dynamic Time Warping: Experiment at the NTCIR-12 Lifelog Task. - Kosuke Yamauchi; Tomoyosi Akiba (NTCIR, 2016)

Incorporating Acoustic Features for Spontaneous Speech Driven Content Retrieval. - Hiroto Tasaki; Tomoyosi Akiba (INTERSPEECH, 2017)

Rapid Speaker Adaptation of Neural Network Based Filterbank Layer for Automatic Speech Recognition. - Hiroshi Seki; Kazumasa Yamamoto; Tomoyosi Akiba; Seiichi Nakagawa (SLT, 2018)

Discriminative Learning of Filterbank Layer within Deep Neural Network Based Speech Recognition for Speaker Adaptation. - Hiroshi Seki; Kazumasa Yamamoto; Tomoyosi Akiba; Seiichi Nakagawa (IEICE Trans. Inf. Syst., 2019)

English-Japanese Machine Translation for Lecture Subtitles using Back-Translation and Transfer Learning. - Yuuki Yamagishi; Tomoyosi Akiba; Hajime Tsukada (GCCE, 2020)

Overview of the NTCIR-15 QA Lab-PoliInfo-2 Task. - Yasutomo Kimura; Hideyuki Shibuki; Hokuto Ototake; Yuzu Uchida; Keiichi Takamaru; Madoka Ishioroshi; Teruko Mitamura; Masaharu Yoshioka; Tomoyosi Akiba; Yasuhiro Ogawa; Minoru Sasaki; Ken-Ichi Yokote; et al. (NTCIR, 2020)

akbl at the NTCIR-15 QA Lab-PoliInfo-2 Tasks. - Takanori Nekomoto; Ryoto Ohsugi; Tomoyosi Akiba; Shigeru Masuyama; Daiki Shirato (NTCIR, 2020)

AKBL at the NTCIR-16 QA Lab-PoliInfo-3 Task. - Ryoto Ohsugi; Teruya Kawai; Yuki Gato; Tomoyosi Akiba; Shigeru Masuyama (NTCIR, 2022)

Analysis on Unsupervised Acquisition Process of Bilingual Vocabulary through Iterative Back-Translation. - Takuma Tanigawa; Tomoyosi Akiba; Hajime Tsukada (LREC/COLING, 2024)