Sparse Approximation via Penalty Decomposition Methods
Zhaosong LuYong ZhangPublished in: CoRR (2012)
Keyphrases
- decomposition methods
- sparse approximation
- linear combination
- noise model
- gaussian process
- decomposition method
- constraint satisfaction problems
- database theory
- sparse coding
- hypertree decomposition
- convex relaxation
- objective function
- small number
- marginal likelihood
- normal form
- model selection
- gaussian distribution
- natural images
- support vector machine
- search algorithm
- similarity measure
- databases