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Shojiro Nishio
Researcher at Osaka University
Publications - 487
Citations - 5058
Shojiro Nishio is an academic researcher from Osaka University. The author has contributed to research in topics: Wireless sensor network & Mobile computing. The author has an hindex of 33, co-authored 487 publications receiving 4875 citations. Previous affiliations of Shojiro Nishio include University of Tokyo & Kyoto University.
Papers
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Proceedings ArticleDOI
Knowledge acquisition in communication networks: towards flexible network management
TL;DR: An application which explores the knowledge acquisition from very large databases (VLDBs) in cooperation with a rule-based expert system for achieving flexible network management of interconnecting communication networks is investigated.
Proceedings ArticleDOI
Design and implementation of DB-MANα: does database migration work well in a real environment?
Toyokazu Akiyama,Shinobu Sakai,Akimichi Umigai,Takahiro Hara,Masahiko Tsukamoto,Shojiro Nishio +5 more
TL;DR: This paper proposes a new technology to reduce the bad influence of propagation delay on the performance of distributed database system by relocating dynamically the database through networks, which is called database migration, and proposes a database relocation method to choose the transaction processing method between the conventional database fixed method and the proposed database migration method by giving consideration to the transaction complexity.
Journal ArticleDOI
An adaptive query processing strategy for mobile databases
Journal ArticleDOI
A distributed database system based on database migration and its mechanism for concurrency control
Book ChapterDOI
On query processing considering energy consumption for broadcast database systems
TL;DR: A new query processing method is proposed which dynamically chooses an appropriate method among the three query processing methods by considering energy consumption.