Joint Sparsity and Low-Rank Minimization for Reconfigurable Intelligent Surface-Assisted Channel Estimation.
Jie TangXiaoyu DuZhen ChenXiuyin ZhangDaniel Ka Chun SoKai-Kit WongJonathon A. ChambersPublished in: IEEE Trans. Commun. (2024)
Keyphrases
- 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