Piecewise-polynomial curve fitting using group sparsity.
Michaela NovosadovaPavel RajmicPublished in: ICUMT (2016)
Keyphrases
- curve fitting
- piecewise polynomial
- group sparsity
- b spline
- structured sparsity
- sparse coding
- least squares
- dictionary learning
- low rank
- sparse representation
- linear combination
- basis functions
- discriminative power
- learning models
- compressive sensing
- convex optimization problems
- natural images
- statistical learning
- image classification
- unsupervised learning
- generative model
- regularization methods
- feature space