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Joint Sparsity and Low-Rank Minimization for Reconfigurable Intelligent Surface-Assisted Channel Estimation.
Jie Tang
Xiaoyu Du
Zhen Chen
Xiuyin Zhang
Daniel Ka Chun So
Kai-Kit Wong
Jonathon A. Chambers
Published in:
IEEE Trans. Commun. (2024)
Keyphrases
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low rank
channel estimation
minimization problems
convex optimization
communication systems
linear combination
missing data
matrix factorization
matrix completion
multipath
ofdm system
singular value decomposition
fading channels
rank minimization
semi supervised
high order
low rank matrix
high dimensional data
estimation algorithm
norm minimization
regularized regression
high dimensional
sparse representation
bit error rate
data sets
wireless communication
image restoration
computer simulation
computer systems
super resolution
least squares
small number
high resolution
feature space
orthogonal matching pursuit