Sum of outer products dictionary learning for inverse problems.
Saiprasad RavishankarRaj Rao NadakuditiJeffrey A. FesslerPublished in: GlobalSIP (2016)
Keyphrases
- dictionary learning
- inverse problems
- sparse representation
- image reconstruction
- global optimization
- sparse coding
- convex optimization
- optimization methods
- regularization methods
- optimization problems
- partial differential equations
- early vision
- image classification
- objective function
- video sequences
- machine learning
- high dimensional
- image analysis
- probabilistic model
- parameter space
- dimensionality reduction
- computationally expensive
- signal processing
- high dimensional data
- linear combination
- particle swarm optimization