Multiuser Diversity in Downlink Channels: When does the Feedback Cost Outweigh the Spectral Efficiency Gain?

Amogh Rajanna Nihar Jindal

Published in: CoRR (2011)

Keyphrases

total cost
communication channels
relevance feedback
communication cost
data sets
information retrieval
minimum cost
wireless channels
application layer
active learning
resource allocation
cost sensitive
multi channel
multipath
high cost
usage statistics