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A Context-Aware Decision Engine for Content Adaptation

A Context-Aware Decision Engine for Content Adaptation. Summary of the article of W.Y.Lum and F.Lau published in the journal Pervasive Computing , July-September 2002. Content Adaptation System. Content adaptation’s overall structure. The decision engine.

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A Context-Aware Decision Engine for Content Adaptation

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  1. A Context-Aware Decision Engine for Content Adaptation Summary of the article of W.Y.Lum and F.Lau published in the journal Pervasive Computing, July-September 2002

  2. Content Adaptation System Content adaptation’s overall structure.

  3. The decision engine From contextual information to transcoding strategies.

  4. Content negotiation Content negotiation’s two stages: preprocessing and real-time processing.

  5. Choosing a negotiation algorithm • SSL (a linked list) • Score tree (a balanced binary tree) • ORST (ordered-relation score tree) • NORST • SSL-NORST

  6. Example: The PDF Document Content Adaptation System

  7. Delivering different modalities on the basis of device capability and user preference.

  8. The content adaptation system adjuststhe contentversion to meet changing requirement.

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