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Sparsity-aided codebook for limited feedback in FDD massive MIMO system.
Ruoyu Zhang
Jiayan Zhang
Honglin Zhao
Yulong Gao
Published in:
Phys. Commun. (2018)
Keyphrases
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vector quantization
feature vectors
high dimensional
sparse representation
real time
data analysis
image representation
feedback mechanisms
data sets
bag of words
visual feedback