Wasserstein regularization for sparse multi-task regression.
Hicham JanatiMarco CuturiAlexandre GramfortPublished in: CoRR (2018)
Keyphrases
- sparsity regularization
- mixed norm
- structured sparsity
- rank minimization
- elastic net
- regularization parameter
- sparse approximation
- pointwise
- sparsity inducing
- sparse coding
- image processing
- compressed sensing
- sparse data
- sparse representation
- compressive sensing
- regularization methods
- group lasso
- parameter selection
- data dependent
- sparsity constraints
- loss function
- image classification
- multi class
- data sets