Tomoyosi Akiba

Publication Activity (10 Years)

Years Active: 1994-2024
Publications (10 Years): 8

Top Topics

Speaker Adaptation

Top Venues

IEICE Trans. Inf. Syst.

Publications

Takuma Tanigawa, Tomoyosi Akiba, Hajime Tsukada
Analysis on Unsupervised Acquisition Process of Bilingual Vocabulary through Iterative Back-Translation. LREC/COLING (2024)
Yuuki Yamagishi, Tomoyosi Akiba, Hajime Tsukada
English-Japanese Machine Translation for Lecture Subtitles using Back-Translation and Transfer Learning. GCCE (2020)
Hiroshi Seki, Kazumasa Yamamoto, Tomoyosi Akiba, Seiichi Nakagawa
Discriminative Learning of Filterbank Layer within Deep Neural Network Based Speech Recognition for Speaker Adaptation. IEICE Trans. Inf. Syst. (2) (2019)
Hiroshi Seki, Kazumasa Yamamoto, Tomoyosi Akiba, Seiichi Nakagawa
Rapid Speaker Adaptation of Neural Network Based Filterbank Layer for Automatic Speech Recognition. SLT (2018)
Hiroto Tasaki, Tomoyosi Akiba
Incorporating Acoustic Features for Spontaneous Speech Driven Content Retrieval. INTERSPEECH (2017)
Kosuke Yamauchi, Tomoyosi Akiba
Repeated Event Discovery from Image Sequences by Using Segmental Dynamic Time Warping: Experiment at the NTCIR-12 Lifelog Task. NTCIR (2016)
Sho Kawasaki, Hiroshi Oshima, Tomoyosi Akiba
Graph-based Document Expansion and Robust SCR Models for False Positives: Experiments at the NTCIR-12 SpokenQuery&Doc-2. NTCIR (2016)
Tomoyosi Akiba, Hiromitsu Nishizaki, Hiroaki Nanjo, Gareth J. F. Jones
Overview of the NTCIR-12 SpokenQuery&Doc-2 Task. NTCIR (2016)
Yusuke Takada, Sho Kawasaki, Hiroshi Oshima, Hiroshi Kawatani, Tomoyosi Akiba
STD Score Combination with Acoustic Likelihood and Robust SCR Models for False Positives: Experiments at NTCIR-11 SpokenQuery&Doc. NTCIR (2014)
Tomoyosi Akiba, Hiromitsu Nishizaki, Hiroaki Nanjo, Gareth J. F. Jones
Overview of the NTCIR-11 SpokenQuery&Doc Task. NTCIR (2014)
Sho Kawasaki, Tomoyosi Akiba
Robust retrieval models for false positive errors in spoken documents. INTERSPEECH (2014)
Tomoyosi Akiba, Tomoko Takigami, Teppei Ohno, Kenta Kase
DTW-Distance-Ordered Spoken Term Detection and STD-based Spoken Content Retrieval: Experiments at NTCIR-10 SpokenDoc-2. NTCIR (2013)
Hiromitsu Nishizaki, Tomoyosi Akiba, Kiyoaki Aikawa, Tatsuya Kawahara, Tomoko Matsui
Evaluation Framework Design of Spoken Term Detection Study at the NTCIR-9 IR for Spoken Documents Task. Inf. Media Technol. 8 (1) (2013)
Tomoko Takigami, Tomoyosi Akiba
Open vocabulary spoken content retrieval by front-ending with spoken term detection. APSIPA (2013)
Teppei Ohno, Tomoyosi Akiba
DTW-distance-ordered spoken term detection. INTERSPEECH (2013)
Tomoyosi Akiba, Hiromitsu Nishizaki, Kiyoaki Aikawa, Xinhui Hu, Yoshiaki Itoh, Tatsuya Kawahara, Seiichi Nakagawa, Hiroaki Nanjo, Yoichi Yamashita
Overview of the NTCIR-10 SpokenDoc-2 Task. NTCIR (2013)
Tomoyosi Akiba, Hiromitsu Nishizaki, Kiyoaki Aikawa, Tatsuya Kawahara, Tomoko Matsui
Designing an Evaluation Framework for Spoken Term Detection and Spoken Document Retrieval at the NTCIR-9 SpokenDoc Task. LREC (2012)
Takanori Kusumoto, Tomoyosi Akiba
Statistical Machine Translation without Source-side Parallel Corpus Using Word Lattice and Phrase Extension. LREC (2012)
Teppei Ohno, Tomoyosi Akiba
Incorporating syllable duration into line-detection-based spoken term detection. SLT (2012)
Taisuke Kaneko, Tomoko Takigami, Tomoyosi Akiba
STD based on Hough Transform and SDR using STD results: Experiments at NTCIR-9 SpokenDoc. NTCIR (2011)
Tomoyosi Akiba, Koichiro Honda
Effects of Query Expansion for Spoken Document Passage Retrieval. INTERSPEECH (2011)
Tomoyosi Akiba, Hiromitsu Nishizaki, Kiyoaki Aikawa, Tatsuya Kawahara, Tomoko Matsui
Overview of the IR for Spoken Documents Task in NTCIR-9 Workshop. NTCIR (2011)
Koichiro Honda, Tomoyosi Akiba
Language Modeling Approach for Retrieving Passages in Lecture Audio Data. LREC (2010)
Takahiro Oda, Tomoyosi Akiba
Analyzing Effects of Factored Translation Models in English to Japanese Statistical Machine Translation. NTCIR (2010)
Taisuke Kaneko, Tomoyosi Akiba
Metric subspace indexing for fast spoken term detection. INTERSPEECH (2010)
Yoshiaki Itoh, Hiromitsu Nishizaki, Xinhui Hu, Hiroaki Nanjo, Tomoyosi Akiba, Tatsuya Kawahara, Seiichi Nakagawa, Tomoko Matsui, Yoichi Yamashita, Kiyoaki Aikawa
Constructing Japanese test collections for spoken term detection. INTERSPEECH (2010)
Tomoyosi Akiba, Kiyoaki Aikawa, Yoshiaki Itoh, Tatsuya Kawahara, Hiroaki Nanjo, Hiromitsu Nishizaki, Norihito Yasuda, Yoichi Yamashita, Katunobu Itou
Construction of a Test Collection for Spoken Document Retrieval from Lecture Audio Data. J. Inf. Process. 17 (2009)
Tomoyosi Akiba, Kei Shimizu, Atsushi Fujii
Statistical Machine Translation based Passage Retrieval for Cross-Lingual Question Answering. IJCNLP (2008)
Tatsuhiro Hyodo, Tomoyosi Akiba
Statistical Machine Translation based Passage Retrieval - Experiment at NTCIR-7 IR4QA Task. NTCIR (2008)
Tomoyosi Akiba, Yusuke Yokota
Spoken document retrieval by translating recognition candidates into correct transcriptions. INTERSPEECH (2008)
Tomoyosi Akiba, Kiyoaki Aikawa, Yoshiaki Itoh, Tatsuya Kawahara, Hiroaki Nanjo, Hiromitsu Nishizaki, Norihito Yasuda, Yoichi Yamashita, Katunobu Itou
Test Collections for Spoken Document Retrieval from Lecture Audio Data. LREC (2008)
Takeshi Ito, Tomoyosi Akiba, Katunobu Itou
Effect of the Topic Dependent Translation Models for Patent Translation - Experiment at NTCIR-7. NTCIR (2008)
Tomoyosi Akiba, Kei Shimizu, Atsushi Fujii, Katunobu Itou
Statistical Machine Translation based Passage Retrieval for Cross-Lingual Question Answering --- Experiments at NTCIR-6. NTCIR (2007)
Tomoyosi Akiba, Hirofumi Tsujimura
Error-tolerant question answering for spoken documents. INTERSPEECH (2007)
Junta Mizuno, Tomoyosi Akiba, Atsushi Fujii, Katunobu Itou
Non-factoid Question Answering Experiments at NTCIR-6: Towards Answer Type Detection for Realworld Questions. NTCIR (2007)
Tomoyosi Akiba, Katunobu Itou, Atsushi Fujii
Language model adaptation for fixed phrases by amplifying partial n-gram sequences. Systems and Computers in Japan 38 (4) (2007)
Tomoyosi Akiba
Exploiting Dynamic Passage Retrieval for Spoken Question Recognition and Context Processing towards Speech-driven Information Access Dialogue. LREC (2006)
Kei Shimizu, Tomoyosi Akiba, Atsushi Fujii, Katunobu Itou
Bi-directional Cross Language Question Answering using a Single Monolingual QA System. NTCIR (2005)
Tomoyosi Akiba, Hiroyuki Abe
Exploiting passage retrieval for n-best rescoring of spoken questions. INTERSPEECH (2005)
Yuichi Murata, Tomoyosi Akiba, Atsushi Fujii, Katunobu Itou
Question Answering Experiments at NTCIR-5: Acquisition of Answer Evaluation Patterns and Context Processing using Passage Retrieval. NTCIR (2005)
Atsushi Fujii, Katunobu Itou, Tomoyosi Akiba, Tetsuya Ishikawa
Exploiting Anchor Text for the Navigational Web Retrieval at NTCIR-5. NTCIR (2005)
Tomoyosi Akiba, Katunobu Itou, Atsushi Fujii
Question Answering Using "Common Sense" and Utility Maximization Principle. NTCIR (2004)
Katsunobu Itou, Atsushi Fujii, Tomoyosi Akiba
Effects of language modeling on speech-driven question answering. INTERSPEECH (2004)
Tomoyosi Akiba, Atsushi Fujii, Katunobu Itou
Effects of Language Modeling on Speech-driven Question Answering CoRR (2004)
Atsushi Fujii, Tetsuya Ishikawa, Katsunobu Itou, Tomoyosi Akiba
Unsupervised topic adaptation for lecture speech retrieval. INTERSPEECH (2004)
Atsushi Fujii, Katunobu Itou, Tomoyosi Akiba, Tetsuya Ishikawa
Unsupervised Topic Adaptation for Lecture Speech Retrieval CoRR (2004)
Tomoyosi Akiba, Atsushi Fujii, Katunobu Itou
Collecting Spontaneously Spoken Queries for Information Retrieval. LREC (2004)
Tomoyosi Akiba, Atsushi Fujii, Tetsuya Ishikawa, Katunobu Itou
Experiments on Web Retrieval Driven by Spontaneously Spoken Queries. NTCIR (2004)
Atsushi Fujii, Katunobu Itou, Tomoyosi Akiba, Tetsuya Ishikawa
A cross-media retrieval system for lecture videos. INTERSPEECH (2003)
Atsushi Fujii, Katunobu Itou, Tomoyosi Akiba, Tetsuya Ishikawa
A Cross-media Retrieval System for Lecture Videos CoRR (2003)
Tomoyosi Akiba, Katunobu Itou, Atsushi Fujii
Adapting language models for frequent fixed phrases by emphasizing n-gram subsets. INTERSPEECH (2003)
Tomoyosi Akiba, Katunobu Itou, Atsushi Fujii, Tetsuya Ishikawa
Towards Speech-Driven Question Answering: Experiments Using the NTCIR-3 Question Answering Collection. NTCIR (2002)
Tomoyosi Akiba, Katunobu Itou, Atsushi Fujii, Tetsuya Ishikawa
Selective back-off smoothing for incorporating grammatical constraints into the n-gram language model. INTERSPEECH (2002)
Tomoyosi Akiba, Katunobu Itou
A structured statistical language model conditioned by arbitrarily abstracted grammatical categories based on GLR parsing. INTERSPEECH (2001)
Tomoyosi Akiba, Katsunobu Itou
Semi-automatic language model acquisition without large corpora. INTERSPEECH (2000)
Katunobu Itou, Tomoyosi Akiba, Osamu Hasegawa, Satoru Hayamizu, Kazuyo Tanaka
Collecting and analyzing nonverbal elements for maintenance of dialog using a wizard of oz simulation. ICSLP (1994)
Tomoyosi Akiba, Hozumi Tanaka
A Bayesian Approach for User Modeling in Dialogue Systems. COLING (1994)