A rendezvous point selection algorithm for videoconferencing applications

Macq, J.-F.;Wolsey, Laurence;Macq, Benoît
(2002) Proceedings of IEEE International Conference on Multimedia and Expo (ICME) — Location: Lausanne, Switzerland (26.August.2002)

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Authors
  • Macq, J.-F.
    Author
  • Wolsey, LaurenceUCLouvain
    Author
  • Macq, Benoîtorcid-logoUCLouvain
    Author
Abstract
Many new multimedia group applications rely on the selection of a rendezvous point on a network at which to hold the meeting. Each participant sends his multimedia data stream through forward paths to this central node, which then broadcasts a virtual videoconference scene through a multicast backward path towards all the participants. We model the optimization of these paths as the shortest path problem and the optimal Steiner tree problem. We propose a heuristic to select a rendezvous point minimizing a weighted sum of forward and backward paths. Computational results are presented showing the performance of our approach.
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Macq, J.-F., Wolsey, L., & Macq, B. (2002). A rendezvous point selection algorithm for videoconferencing applications. Proceedings 2002 IEEE International Conference on Multimedia and Expo(Cat. No.02TH8604), Vol. 1, p. 689-92. https://doi.org/10.1109/ICME.2002.1035875