Granular context in collaborative mobile environments

  • Authors:
  • Christoph Dorn;Daniel Schall;Schahram Dustdar

  • Affiliations:
  • VitaLab, Distributed Systems Group, Institute of Information Systems, Technical University of Vienna, Vienna, Austria;VitaLab, Distributed Systems Group, Institute of Information Systems, Technical University of Vienna, Vienna, Austria;VitaLab, Distributed Systems Group, Institute of Information Systems, Technical University of Vienna, Vienna, Austria

  • Venue:
  • OTM'06 Proceedings of the 2006 international conference on On the Move to Meaningful Internet Systems: AWeSOMe, CAMS, COMINF, IS, KSinBIT, MIOS-CIAO, MONET - Volume Part II
  • Year:
  • 2006

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Abstract

Our research targets collaborative environments with focus on mobility and teams Teams comprise a number of people working on multiple projects and activities simultaneously As mobile and wireless technology advances people are no longer bound to their offices Team members are able to collaborate while on the move Sharing context information thus becomes a vital part of collaborative environments However, challenges such as heterogeneous devices, connectivity, and bandwidth arise due to the dynamic nature of distributed, mobile teams We present a methodology for context modeling and employ a framework that reduces costs such as computing information and usage of network resources by transferring context at relevant levels of detail At the same time, robustness of the system is improved by dealing with uncertain context information Our framework is implemented on an OSGi container platform using Web services for communication means.