A fixed-point iterative schema for error minimization in k-sparse decomposition.
Alessandro AdamoGiuliano GrossiPublished in: ISSPIT (2011)
Keyphrases
- fixed point
- error minimization
- elastic net
- least squares
- squared error
- sufficient conditions
- dynamical systems
- high dimensional
- floating point
- fixed point theorem
- belief propagation
- policy iteration
- data model
- singular value decomposition
- database schema
- sparse representation
- objective function
- topology preserving
- probabilistic model