Channel Gain Cartography for Cognitive Radios Leveraging Low Rank and Sparsity.
Donghoon LeeSeung-Jun KimGeorgios B. GiannakisPublished in: IEEE Trans. Wirel. Commun. (2017)
Keyphrases
- low rank
- sparsity constraints
- group lasso
- linear combination
- convex optimization
- missing data
- matrix factorization
- low rank matrix
- matrix completion
- singular value decomposition
- regularized regression
- rank minimization
- high dimensional data
- semi supervised
- high order
- high dimensional
- sparse representation
- minimization problems
- matrix decomposition
- low rank matrices
- sparse approximation
- singular values
- trace norm
- structured sparsity
- tensor factorization
- data matrix
- robust principal component analysis
- higher order
- data sets