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Sparsifying Dictionary Learning for Beamspace Channel Representation and Estimation in Millimeter-Wave Massive MIMO.
Mehmet Ali Aygül
Mahmoud Nazzal
Hüseyin Arslan
Published in:
IEEE Access (2023)
Keyphrases
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dictionary learning
dictionary learning for sparse
sparse representation
sparse coding
millimeter wave
radar images
feature selection
generative model
image sequences
feature extraction
pairwise
image quality
subband
image reconstruction