| 2025 | HCI | Development of the WISDOM-DX Recommendation System for Enhancing DX Talent Development. | Akitoshi Okumura, Noriyoshi Ichinose, Hirona Yasuda, Dai Kusui, Kai Ishikawa, Kentaro Torisawa, Kiyonori Ohtake |
| 2019 | HCI | Identity Verification Using Face Recognition for Artificial-Intelligence Electronic Forms with Speech Interaction. | Akitoshi Okumura, Shuji Komeiji, Motohiko Sakaguchi, Masahiro Tabuchi, Hiroaki Hattori |
| 2018 | HCI | Identity Verification for Attendees of Large-Scale Events Using Face Recognition of Selfies Taken with Smartphone Cameras. | Akitoshi Okumura, Takamichi Hoshino, Susumu Handa, Eiko Yamada, Masahiro Tabuchi |
| 2016 | HCI | Identity Confirmation to Issue Tickets Using Face Recognition. | Akitoshi Okumura, Susumu Handa, Takamichi Hoshino, Yugo Nishiyama |
| 2008 | Interspeech | Open-vocabulary spoken-document retrieval based on query expansion using related web documents. | Makoto Terao, Takafumi Koshinaka, Shinichi Ando, Ryosuke Isotani, Akitoshi Okumura |
| 2007 | ACL | Multimedia Blog Creation System using Dialogue with Intelligent Robot. | Akitoshi Okumura, Takahiro Ikeda, Toshihiro Nishizawa, Shinichi Ando, Fumihiro Adachi |
| 2006 | ICASSP | Parallel LVCSR Algorithm for Cellphone-Oriented Multicore Processors. | Shin-ya Ishikawa, Kiyoshi Yamabana, Ryosuke Isotani, Akitoshi Okumura |
| 2006 | PACLIC | A User Interface-Level Integration Method for Multiple Automatic Speech Translation Systems. | Seiya Osada, Kiyoshi Yamabana, Ken Hanazawa, Akitoshi Okumura |
| 2005 | ICASSP | An HMM-based Text Segmentation Method Using Variational Bayes Approach and Its Application to LVCSR for Broadcast News. | Takafumi Koshinaka, Ken-ichi Iso, Akitoshi Okumura |
| 2005 | PACLIC | Speech-Activated Text Retrieval System for Cellular Phones with Web Browsing Capability. | Takahiro Ikeda, Shin-ya Ishikawa, Kiyokazu Miki, Fumihiro Adachi, Ryosuke Isotani, Kenji Satoh, Akitoshi Okumura |
| 2004 | ICASSP | Speech-activated text retrieval system for multimodal cellular phones. | Shin-ya Ishikawa, Takahiro Ikeda, Kiyokazu Miki, Fumihiro Adachi, Ryosuke Isotani, Ken-ichi Iso, Akitoshi Okumura |
| 2003 | ACL | A Speech Translation System with Mobile Wireless Clients. | Kiyoshi Yamabana, Ken Hanazawa, Ryosuke Isotani, Seiya Osada, Akitoshi Okumura, Takao Watanabe |
| 2002 | ACL | Automatic Interpretation System Integrating Free-Style Sentence Translation and Parallel Text Based Translation. | Takahiro Ikeda, Shinichi Ando, Kenji Satoh, Akitoshi Okumura |
| 2002 | ACL | Topic Detection Based on Dialogue History. | Takayuki Nakata, Takahiro Ikeda, Shinichi Ando, Akitoshi Okumura |
| 2002 | COLING | Topic Detection Based on Dialogue History. | Takayuki Nakata, Shinichi Ando, Akitoshi Okumura |
| 2002 | ICMI | An Automatic Speech Translation System on PDAs for Travel Conversation. | Ryosuke Isotani, Kiyoshi Yamabana, Shinichi Ando, Ken Hanazawa, Shin-ya Ishikawa, Tadashi Emori, Ken-ichi Iso, Hiroaki Hattori, Akitoshi Okumura, Takao Watanabe |
| 2000 | Interspeech | An automatic interpretation system for travel conversation. | Takao Watanabe, Akitoshi Okumura, Shinsuke Sakai, Kiyoshi Yamabana, Shinichi Doi, Ken Hanazawa |
| 1999 | IUI | Documentation Know-How Sharing by Automatic Process Tracking. | Kenji Satoh, Akitoshi Okumura |
| 1998 | ACL | Information Classification and Navigation Based on 5W1H of the Target Information. | Takahiro Ikeda, Akitoshi Okumura, Kazunori Muraki |
| 1997 | HCI | Adaptable Information Clipping Service Supported by Evolving User Profile and Multiple Ontologies. | Takahiro Ikeda, Akitoshi Okumura, Kazunori Muraki |
| 1997 | HCI | Information Retrieval Supported by Rich and Redundant Indices. | Kenji Satoh, Susumu Akamine, Kazunori Muraki, Akitoshi Okumura |
| 1994 | AMTA | Integrating Knowledge Bases and Statistics in MT. | Kevin Knight, Ishwar Chander, Matthew Haines, Vasileios Hatzivassiloglou, Eduard H. Hovy, Masayo Iida, Steve K. Luk, Akitoshi Okumura, Richard Whitney, Kenji Yamada |
| 1994 | AMTA | Lexicon-to-Ontology Concept Association Using a Bilingual Dictionary. | Akitoshi Okumura, Eduard H. Hovy |
| 1994 | NAACL | Building Japanese-English Dictionary based on Ontology for Machine Translation. | Akitoshi Okumura, Eduard H. Hovy |
| 1992 | Interspeech | INTERTALKER: an experimental automatic interpretation system using conceptual representation. | Kaichiro Hatazaki, Jun Noguchi, Akitoshi Okumura, Kazunaga Yoshida, Takao Watanabe |