Presentation 2016-01-29
Study on distributed sensor-data management system using network-graph structured context information
Shingo Kato, Masataka Nakahara, Ryoichi shinkuma, Kazuhiro Yamaguchi,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) The concept of sensor cloud has been attracting researchers in recent years. The basic idea of sensor cloud is that it enables us to deal with sensor data generated by physical sensors as digital content, which is called sensor content here, virtually without physical constraint. However, it is a technical issue how to manage sensor content because sensor data is related to contextual information like time, location, and so on when it is originally generated. On the other hand, requests for sensor content from users should be also associated with their contextual information like where each of them is or will be and when she or he will go there. Therefore, this report proposes a sensor content management system that represents contextual information of sensor content using network graph structure. We tackles the problem of how to extract appropriate sensor content according to the context of request; there should be a trade-off between matching accuracy and computational complexity. This report shows how our system works through computer simulations.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) sensor cloud / context / network graph / content management
Paper # MoNA2015-48
Date of Issue 2016-01-21 (MoNA)

Conference Information
Committee MICT / ASN / MoNA
Conference Date 2016/1/28(2days)
Place (in Japanese) (See Japanese page)
Place (in English) Hotel Okada
Topics (in Japanese) (See Japanese page)
Topics (in English) Ambient intelligence, ICT for Medical, Healthcare and Sports, etc
Chair Ryuji Kohno(Yokohama National Univ.) / Hiroshi Tohjo(NTT) / Hiroaki Morino(Shibaura Inst. of Tech.)
Vice Chair Masaru Sugimachi(National Cerebral and Cardiovascular Center) / Takahiro Aoyagi(Tokyo Inst. of Tech.) / Hiroo Sekiya(Chiba Univ.) / Hiraku Okada(Nagoya Univ.) / Kiyohito Yoshihara(KDDI R&D Labs.) / Ryoichi Shinkuma(Kyoto Univ.)
Secretary Masaru Sugimachi(NICT) / Takahiro Aoyagi(Nagoya Inst. of Tech.) / Hiroo Sekiya(Kanagawa Inst. of Tech.) / Hiraku Okada(NTT) / Kiyohito Yoshihara(KDDI R&D Labs.) / Ryoichi Shinkuma(Kumamoto Univ.)
Assistant Kohei Ohno(Meiji Univ.) / Keisuke Shima(Yokohama National Univ.) / Tomoko Tateyama(Ritsumeikan Univ.) / Yuichi Igarashi(Hitachi) / Katsuhiro Naito(Aichi Inst. of Tech.) / Kiyohiko Hattori(NICT) / Hiroshi Fujita(Fujitsu Labs.) / Takuro Yonezawa(Keio Univ.) / Yoshifumi Morihiro(NTT DoCoMo) / Hisashi Kurasawa(NTT) / Makoto Suzuki(Univ. of Tokyo)

Paper Information
Registration To Technical Committee on Healthcare and Medical Information Communication Technology / Technical Committee on Ambient intelligence and Sensor Networks / Technical Committee on Mobile Network and Applications
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Study on distributed sensor-data management system using network-graph structured context information
Sub Title (in English)
Keyword(1) sensor cloud
Keyword(2) context
Keyword(3) network graph
Keyword(4) content management
1st Author's Name Shingo Kato
1st Author's Affiliation Kyoto University(Kyoto Univ.)
2nd Author's Name Masataka Nakahara
2nd Author's Affiliation Kyoto University(Kyoto Univ.)
3rd Author's Name Ryoichi shinkuma
3rd Author's Affiliation Kyoto University(Kyoto Univ.)
4th Author's Name Kazuhiro Yamaguchi
4th Author's Affiliation Kobe Digital Labo Inc.(KDL)
Date 2016-01-29
Paper # MoNA2015-48
Volume (vol) vol.115
Number (no) MoNA-436
Page pp.pp.45-50(MoNA),
#Pages 6
Date of Issue 2016-01-21 (MoNA)