iCROSS: toward a scalable infrastructure for cross-domain context management

  • Authors:
  • Bin Guo;Daqing Zhang;Lin Sun;Zhiwen Yu;Xingshe Zhou

  • Affiliations:
  • Northwestern Polytechnical University, Xi'an, People's Republic of China;Northwestern Polytechnical University, Xi'an, People's Republic of China and Institut TELECOM SudParis, Evry, France;Institut TELECOM SudParis, Evry, France;Northwestern Polytechnical University, Xi'an, People's Republic of China;Northwestern Polytechnical University, Xi'an, People's Republic of China

  • Venue:
  • Personal and Ubiquitous Computing
  • Year:
  • 2013

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Abstract

With the development of pervasive computing techniques, the world will be filled with interconnected context-aware domains (e.g., homes, offices, hospitals, etc.). While the previous studies focused solely on the management of contexts produced in a single domain, in this paper we discuss the challenges to be addressed for cross-domain context management. By analyzing the requirements from several scenarios, we identify two context producer---consumer patterns in multi-domain environments. Furthermore, to deal with the mobile entity problem raised in cross-domain context sharing, a transparent query mechanism that enables applications to obtain context information about mobile entities from remote domains is proposed. Two prototype applications--smart home and community services in a smart campus--have been developed to demonstrate the key features and usefulness of cross-domain context management. Initial experiments have also been conducted to evaluate the performance of our system.