Keio University

Published papers

Okada, Kenichi

241-260 items (total 331)

Efficient log authentication for Forensic Computing

Author
Nobutaka Kawaguchi, Naohiro Obata, Shintaro Ueda, Yusuke Azuma, Hiroshi Shigeno, Kenichi Okada
Publication Title
Magazine name IEEE 6th Information Assurance Workshop Start Page 215-223 (Publication Date)2005/06)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

脳波計を用いたアバタの表情変化手法

Author
OKADA KEN'ICHI
Publication Title
Volume 11(Issue 2) Start Page 205-212 (Publication Date)2005/06)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

遠隔会議への同時多重参加を目的とした理解度評価

Author
OKADA KEN'ICHI
Publication Title
Volume 8(Issue 2) Start Page 61-68 (Publication Date)2005/05)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Supporting teacher’s tasks, from a guidance plan through to a lesson: LectureFlow The Journal of Information and Systems in Education

Author
Tomoo Inoue, Yasuhiko Morimoto, Youzou Miyadera, Hiroshi Shigeno, Ken-ichiOkada
Publication Title
Magazine name The Journal of Information and Systems in Education Volume 3(Issue 1) Start Page 49-56 (Publication Date)2005/05)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

グループ支援を目的とした 協同作業空間の雰囲気伝達手法

Author
OKADA KEN'ICHI
Publication Title
Volume 47(Issue 4) Start Page 1219-1229 (Publication Date)2005/04)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

An Image Authentication Scheme considering Privacy - A First Step towards Surveillance Camera Authentication

Author
Nobutaka Kawaguchi, Shintaro Ueda, Naohiro Obata, Hiroshi Shigeno, Kenichi Okada
Publication Title
Magazine name Proceedings of The First International Workshop on Information Networking and Applications Start Page 253-256 (Publication Date)2005/03)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

The ID-based Non-interactive Group Communication Key Sharing Scheme Using Smart Cards

Author
Sakakibara, H., Seki, K., Okada, K., Matsushita, Y.
Publication Title
Magazine name IEEE, Proc. of ICNP Start Page 91-98 (Publication Date)1994/10)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Multiparty Videoconferencing at Virtual Social Distance: MAJIC Design

Author
Okada, K., Maeda, F., Ichikawa, S., Matsushita, Y.
Publication Title
Magazine name ACM, Proc. of CSCW '94 Start Page 385-393 (Publication Date)1994/10)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

BookWindow: User Interface for Accessing Information Spatially

Author
Okada, K., Kudo, M., Matsushita, Y.
Publication Title
Magazine name IFIP World Computer Congress, Poster Session Start Page 28-29 (Publication Date)1994/08)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

A Cooperative Support System Based on Multiplicity of Task

Author
Tsukada, K., Okada, K. and Matsushita, Y.
Publication Title
Magazine name Proc. of the IFIP Vol.2 Start Page 69-74 (Publication Date)1994/08)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

本メディアを越えて: Book Window

Author
岡田謙一, 松下温
Publication Title
Volume 35(Issue 3) Start Page 468-477 (Publication Date)1994/03)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

仮想的な出会いを実現したインフォーマルコミュニケーション支援インターフェース

Author
松浦宣彦, 岡田謙一, 松下温
Publication Title
Volume J77-D-2(Issue 2) Start Page 388-396 (Publication Date)1994/02)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

A Database Architecture and Version Control for Group Work

Author
Kamita, T., Ichimura, S. , Okada, K. and Matsushita, Y.
Publication Title
Magazine name Proc. IEEE 27th Hawaii International Conference on System Sciences Vol.3 Start Page 438-447 (Publication Date)1994/01)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

Venus: A tele-communication environment to support awareness for informal interactions

Author
Norihiko Matsuura, Go Fujino, Ken-ichi Okada, Yutaka Matsushita
Publication Title
Magazine name 12th Interdisciplinary Workshop on Informatics and Psychology (Publication Date)1993/06)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

A Multimedia Synchronization Model Described by Boolean Expressions

Author
Tetsuo Satoh, Joung-hoon Lim, Ken-ichi Okada, Yutaka Matsushita
Publication Title
Magazine name ACM Computer Science Conference Start Page 291-297 (Publication Date)1993/02)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

An Approach to Encounters and Interaction in a Virtual Environment

Author
Norihiko Matsuura, Go Fujino, Ken-ichi Okada, Yutaka Matsushita
Publication Title
Magazine name Proc. of ACM CSC Start Page 298-303 (Publication Date)1993/02)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With

共同作業における柔軟な情報伝達のためのコミュニケーションシステムICEMの開発

Author
松浦宣彦, 藤野剛, 岡田謙一, 松下温
Publication Title
Volume 33(Issue 12) Start Page 1589-1597. (Publication Date)1992/12)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Group-Oriented Key Management and Authentication Method

Author
Yasushi Mutoh, Kazuyuki Takagi, Ken-ichi Okada, Yutaka Matsushita
Publication Title
Magazine name IFIP 12th World Computer Congress Start Page 540-546 (Publication Date)1992/09)
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
With

レイヤ構造とPilot Card機構に基づく協同作業支援データベース

Author
市村哲, 松浦宣彦, 岡田謙一, 松下温
Publication Title
Volume 33(Issue 9) Start Page 1152-1160 (Publication Date)1992/09)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

An Experimental Study of Encounters and Interactions in a Virtual Environment

Author
Norihiko Matsuura, Go Fujino, Ken-ichi Okada, Yutaka Matsushita
Publication Title
Magazine name East-West International Conference on HCI Start Page 276-286 (Publication Date)1992/08)
Authorship Category
Joint Work
Publication Category
Research paper (international conference proceedings)
Peer-review Status
With