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情報科学研究科 / Graduate School of Information Science

情報科学研究科 / Graduate School of Information Science

 

最新登録資料

  • Noguchi, Satoru; Tsukada, Manabu; Ernst, Thierry; Inomata, Atsuo; Fujikawa, Kazutoshi (IEEE, 2011-08)
    Service discovery is an essential component for applications in vehicular communication systems. While there have been numerous service discovery protocols dedicated to a local network, mobile ad-hoc networks and the ...
  • Arai, Ismail; Fujikawa, Kazutoshi; Sunahara,Hideki (IEEE, 2005-08)
    To search the contents through WWW in consideration of user's circumstance condition, search engines should make use of some information such as current time, user's location, user's schedule and so on. We propose an ...
  • Yutani, Akira; Kakiuchi, Masatoshi; Inomata, Atsuo; Fujikawa, Kazutoshi; Manabe, Yoshitsugu; Chihara, Kunihiro; Kandori, Keishi (ACM, 2009-12)
    The total solar eclipse of July 22, 2009 was the longest that of the 21st century, many astronomy shows were held in Asia. To transmit this valuable moment to a distant area with enough liveliness, we considered a mechanism ...
  • Yutani, Akira; Manabe, Yoshitsugu; Sunahara, Hideki; Chihara, Kunihiro (SPIE, 2009-01-28)
    There are various kinds of learning systems in the world and quite a lot of them are using video sources. Also, those video sources have many kinds according to the content of learning and aim. In this paper, I'd like to ...
  • Fukui,Tatsuya; Matsuura,Satoshi; Inomata, Astuo; Fujikawa, Kazutoshi (IEEE, 2013-03)
    Publish/Subscribe mechanism is one of key technologies for handling real-time data stream in decentralized environments. While recent studies have showed that publish/subscribe systems should support not only data filtering ...
  • Teramoto,Tsubasa; Matsuura,Satoshi; Kakiuchi,Masatoshi; Inomata, Astuo; Fujikawa, Kazutoshi (IEEE, 2013-11)
    In emerging vehicular communication systems, each vehicle periodically broadcasts safety messages, which contains various vehicle parameters such as location and velocity. While safety messages are designed for advanced ...
  • Kanemaru, Yohei; Noguchi, Satoru; Inomata, Astuo; Fujikawa, Kazutoshi (IEEE, 2013-01)
    Exchanging traffic information among nearby vehicles is one of the communication scenarios in the field of intelligent transport systems (ITS). An important question in this scenario is ”How can traffic information be ...
  • Okamoto, Yoshihiro; Noguchi, Satoru; Matsuura, Satoshi; Inomata, Atsuo; Fujikawa, Kazutoshi (IEEE, 2012-07)
    The cloud computing paradigm is now widely used thanks to its scalable on-demand resource management techniques. Since one of the most important challenges of cloud computing services is to stably provide their consumers ...
  • Washio, Naohiro; Matsuura, Satoshi; Kakiuchi, Masatoshi; Inomata, Atsuo; Fujikawa, Kazutoshi (IEEE, 2015-03)
    There are some cases regarding information propagation over a wide area, such as Vehicle-to-Vehicle (V2V) communications, in which an end-to-end path does not exist, due to the non-uniform density of vehicles. In order to ...
  • Nishikawa, Hiroshi; Yamamoto, Shinya; Tamai, Morihiko; Nishigaki, Kouji; Kitani, Tomoya; Shibata, Naoki; Yasumoto, Keiichi; Ito, Minoru (Springer, 2006)
    In this paper, we propose a simulator for facilitating reliable and inexpensive development of ubiquitous applications where each application software controls a lot of information appliances based on the state of external ...
  • Kiyokawa, Kohta; Yamamoto, Shinya; Shibata, Naoki; Yasumoto, Keiichi; Ito, Minoru (ACM, 2010)
    In this paper, we propose a framework named ``UbiREMOTE'' for controlling information appliances connected to a home network with a unified and intuitive user interface from a remote place.The UbiREMOTE framework provides ...
  • Yamaoka, Shuichi; Sun, Tao; Tamai, Morihiko; Yasumoto, Keiichi; Shibata, Naoki; Ito, Minoru (ACM, 2005)
    In this paper, we propose a method to deliver video for multiple wireless mobile users with different quality requirements. In the proposed method, we assume several proxies and wireless access points in the network. There ...
  • Sun, Weihua; Shibata, Naoki; Yasumoto, Keiichi; Mori, Masaaki (IARIA, 2013)
    Estimation of the qualities of overlay links is useful for optimizing overlay networks on the Internet. Existing estimation methods requires sending large quantities of probe packets between two nodes, and the software for ...
  • Takashima, Eiichi; Murata, Yoshihiro; Shibata, Naoki; Ito, Minoru (IEEE, 2003)
    Exploration efficiency of GAs largely depends on parameter values. But, it is hard to manually adjust these values. To cope with this problem, several adaptive GAs which automatically adjust parameters have been proposed. ...
  • Hanano, Hiroshi; Murata, Yoshihiro; Shibata, Naoki; Yasumoto, Keiichi; Ito, Minoru (IEEE, 2009)
    In this paper, we propose a method for video ads dissemination through a hybrid network consisting of WiFi and cellular networks, in order to provide timely delivery of video ads with preferred content to users according ...
  • Tamai, Morihiko; Yasumoto, Keiichi; Shibata, Naoki; Ito, Minoru; Nahrstedt, Klara (IEEE, 2008)
    This paper presents a cost-efficient video multicast method for live video streaming to heterogeneous mobile terminals over a content delivery network (CDN), where CDN consists of a video server, several proxies with ...
  • Sun, Tao; Tamai, Morihiko; Yasumoto, Keiichi; Shibata, Naoki; Ito, Minoru; Mori, Masaaki (Springer, 2005)
    In this paper, we propose a new video delivery method called MTcast (Multiple Transcode based video multicast) which achieves efficient simultaneous video delivery to multiple users with different quality requirements by ...
  • Matsuda, Tomo; Shibata, Naoki; Yasumoto, Keiichi; Ito, Minoru (IEEE, 2008)
    In this paper, we propose a framework which allows remote users to form conversation groups based on spatial relationship in a shared virtual space. Our proposed framework can transport awareness information of real world ...
  • Kenmotsu, Masahiro; Sun, Weihua; Shibata, Naoki; Yasumoto, Keiichi; Ito, Minoru (IEEE, 2012)
    Finding a vacant parking space in a large crowded parking facility takes long time. In this paper, we propose a navigation method that minimizes the parking time based on collected real-time positional information of cars. ...
  • Xu, Jiaxing; Sun, Weihua; Shibata, Naoki; Ito, Minoru (IEEE, 2014)
    Serious traffic congestion is a major social problem in large cities. Inefficient setting of traffic signal cycles, especially, is one of the main causes of congestion. Green Wave is a method for controlling traffic signals ...

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