A Distributed Architecture of Sensing Web for Sharing Open Sensor Nodes

  • Authors:
  • Ryo Kanbayashi;Mitsuhisa Sato

  • Affiliations:
  • Graduate School of Science and Engineering, University of Tsukuba, Ibaraki, Japan 305-8573;Graduate School of Science and Engineering, University of Tsukuba, Ibaraki, Japan 305-8573

  • Venue:
  • GPC '09 Proceedings of the 4th International Conference on Advances in Grid and Pervasive Computing
  • Year:
  • 2009

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Abstract

Today, sensor devices such as video cameras are being installed at several places. It is a promising technology to make use of these sensors connected with the network. Sensing Web is a conceptual framework to shares sensors open in wide-area network with keeping privacy. While previous sensor grids target small and simple data such as the temperature and humidity data, Sensing Web targets relatively large data such as image data or voice data, which may include privacy information. In this paper, we propose a architecture named SW-agent to realize the idea of Sensing Web SW-agent protects privacy information with elimination of privacy information and appropriate access control. The elimination of privacy is done with data processing by remote execution program shipped to a node near a sensor. SW-agent reduces the amount of communication with elimination of useless data in a similar way. We examined the basic performance of remote execution program. We found that SW-agent can execute remote execution program with up to 7% overhead in performance comparing its direct execution.