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Multiuser Diversity in Downlink Channels: When Does the Feedback Cost Outweigh the Spectral Efficiency Benefit?

Amogh RajannaNihar Jindal
Published in: IEEE Trans. Wirel. Commun. (2012)
Keyphrases
  • relevance feedback
  • high cost
  • multi objective
  • resource allocation
  • user feedback
  • search engine
  • wireless networks
  • multi channel
  • distributed data
  • cost savings
  • cost reduction
  • usage statistics