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Profit-based on-demand broadcast scheduling of real-time multi-item requests

  • Jingsong Lv*
  • , Victor Lee
  • , Minming Li
  • , Enhong Chen
  • *Corresponding author for this work
  • University of Science and Technology of China
  • City University of Hong Kong

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

On-demand broadcast is a widely accepted approach for dynamic and scalable wireless information dissemination systems. With the proliferation of real-time applications, minimizing the deadline miss ratio in scheduling multi-item requests becomes an emergent task in the current architecture. In this paper, we propose a profit-based scheduling algorithm, called PVC, which utilizes two new concepts "profit" of a data item and "opportunity cost" of a request. Note that, to the best of our knowledge, it is also the first time to introduce opportunity cost, which is derived from economics, into on-demand scheduling. Finally, the simulation results show the great improvement in comparison with traditional algorithms. On average, PVC has more than 5% advantage in terms of deadline miss ratio than the best of others.

Original languageEnglish
Title of host publicationAPPLIED COMPUTING 2010 - The 25th Annual ACM Symposium on Applied Computing
Pages580-584
Number of pages5
DOIs
StatePublished - 2010
Externally publishedYes
Event25th Annual ACM Symposium on Applied Computing, SAC 2010 - Sierre, Switzerland
Duration: 22 Mar 201026 Mar 2010

Publication series

NameProceedings of the ACM Symposium on Applied Computing

Conference

Conference25th Annual ACM Symposium on Applied Computing, SAC 2010
Country/TerritorySwitzerland
CitySierre
Period22/03/1026/03/10

Keywords

  • data dissemination
  • multi-item requests
  • on-demand broadcast
  • opportunity cost
  • real-time data scheduling

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