Structured sparsity regularization for gravitational- wave polarization reconstruction.
Fangchen FengÉric Chassande-MottinPhilippe BaconAurélia FrayssePublished in: EUSIPCO (2018)
Keyphrases
- structured sparsity
- compressive sensing
- group sparsity
- sparsity inducing
- statistical learning
- group lasso
- image reconstruction
- image representation
- regularization methods
- sparse representation
- learning problems
- random projections
- convex optimization problems
- high resolution
- variable selection
- information theory
- low rank
- greedy algorithm
- signal processing
- objective function