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ACAI: agent-based context-aware infrastructure for spontaneous applications

Published: 01 January 2005 Publication History

Abstract

The vision of people amalgamated with their surroundings in a spontaneous way created a new, context-aware era of human-computer interaction. The goal is to provide an infrastructure that can understand the current situation and act on that understanding. Context-awareness means that people, services and artifacts in an environment are integrated in a homogeneous manner in order to provide seamless service while still preserving privacy. To evolve from a passive state to an active pervasive state, the infrastructure must be able to support uniform context representation, to reason about context, to offer context-based service discovery, and to support a context management and communication protocol. In this paper, we present ACAI, an innovative Agent-based Context Aware infrastructure, equipped with the capabilities required to maintain spontaneous applications both locally and across different domains. We describe our ontology for modeling context that provides a common understanding of what context means and facilitates context inference. We propose a multi-agent framework that parallels the infrastructure design in order to assist in the development and runtime provisioning of spontaneous applications.

References

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Cited By

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  • (2019)An Intelligent Context-Aware Management Framework for Cold Chain Logistics DistributionIEEE Transactions on Intelligent Transportation Systems10.1109/TITS.2018.288906920:12(4553-4566)Online publication date: 20-Dec-2019
  • (2014)Towards an Agent enabled Context Management MiddlewareProceedings of the 2014 International Workshop on Web Intelligence and Smart Sensing10.1145/2637064.2637111(1-2)Online publication date: 1-Sep-2014
  • (2013)A Bio-chemical Approach to Awareness in Pervasive SystemsProceedings of First International Workshop on Sensing and Big Data Mining10.1145/2536714.2536721(1-6)Online publication date: 11-Nov-2013
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Recommendations

Reviews

Angelica de Antonio

Agent-based context-aware infrastructure (ACAI) is a computing infrastructure for context-aware spontaneous applications that has some advantages over previous works (Gaia, reconfigurable context-sensitive middleware (RCSM), Solar). ACAI has a layered architecture, and it has been implemented with an agent-based approach. The functionalities offered by the main agents are described in the paper, but, unfortunately, very few details are provided about how these functionalities are really achieved. Only the two core services of the architecture (context-based discovery of peers and context-sensitive communication) are described in more detail. Moreover, the mapping between the architecture and the agents is not clearly stated. ACAI facilitates the development of pervasive environments for mobile users, in which information about the status and properties of people, devices, places, and things is maintained in context. The authors have defined an ontology for modeling context, which I find to be one of the most interesting contributions of this work. They also propose the use of inference mechanisms to deduce context information not directly captured by sensors, and to trigger actions. The idea is promising, but the description of the inference mechanisms is too superficial to get a clear view of its inner workings. Closely related to the inference of context is the problem of conflict resolution, which has not been properly addressed in this paper. Some mechanisms for conflict management are mentioned (semantic resolution, system resolution, priorities), but the way in which they work is not clear at all. Finally, a prototype implementation of the infrastructure, and an example of its application, are presented, with some preliminary evaluation results. Online Computing Reviews Service

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Information & Contributors

Information

Published In

cover image Journal of Network and Computer Applications
Journal of Network and Computer Applications  Volume 28, Issue 1
January 2005
74 pages

Publisher

Academic Press Ltd.

United Kingdom

Publication History

Published: 01 January 2005

Author Tags

  1. context aware
  2. context inference
  3. context service discovery
  4. ontology

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Cited By

View all
  • (2019)An Intelligent Context-Aware Management Framework for Cold Chain Logistics DistributionIEEE Transactions on Intelligent Transportation Systems10.1109/TITS.2018.288906920:12(4553-4566)Online publication date: 20-Dec-2019
  • (2014)Towards an Agent enabled Context Management MiddlewareProceedings of the 2014 International Workshop on Web Intelligence and Smart Sensing10.1145/2637064.2637111(1-2)Online publication date: 1-Sep-2014
  • (2013)A Bio-chemical Approach to Awareness in Pervasive SystemsProceedings of First International Workshop on Sensing and Big Data Mining10.1145/2536714.2536721(1-6)Online publication date: 11-Nov-2013
  • (2013)Managing context data for diverse operating spacesPervasive and Mobile Computing10.1016/j.pmcj.2011.11.0019:1(57-75)Online publication date: 1-Feb-2013
  • (2012)ReviewJournal of Network and Computer Applications10.1016/j.jnca.2011.06.01135:1(199-210)Online publication date: 1-Jan-2012
  • (2012)Supporting decision making process with "ideal" software agents - What do business executives want?Expert Systems with Applications: An International Journal10.1016/j.eswa.2011.11.06539:5(5534-5547)Online publication date: 1-Apr-2012
  • (2011)ECSTRAProceedings of the 11th international conference and 4th international conference on Smart spaces and next generation wired/wireless networking10.5555/2033707.2033709(1-13)Online publication date: 22-Aug-2011
  • (2011)A Task Context Aware Physical Distribution Knowledge Service SystemInternational Journal of Knowledge and Systems Science10.4018/jkss.20110101022:1(17-31)Online publication date: 1-Jan-2011
  • (2011)Modeling and Analyzing User Contexts for Mobile AdvertisingInternational Journal of Handheld Computing Research10.4018/jhcr.20110701032:3(38-52)Online publication date: 1-Jul-2011
  • (2010)A framework for context-aware services using service customizerProceedings of the 12th international conference on Advanced communication technology10.5555/1833006.1833090(1339-1344)Online publication date: 7-Feb-2010
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