Structured and Sparse Limited Feedback Codebooks for Multiuser MIMO.

Malcolm A. Egan Chang-Kyung Sung Iain B. Collings

Published in: IEEE Trans. Wirel. Commun. (2013)

Keyphrases

sparse representation
real world
vector quantization
structured data
compressed sensing
high dimensional
image patches
multipath
single user
feature vectors
relevance feedback
linear combination
image reconstruction
discriminative power
fading channels
sparse matrix