Maximal spaces for approximation rates in $$\ell ^1$$ ℓ 1 -regularization.
Philip MillerThorsten HohagePublished in: Numerische Mathematik (2021)
Keyphrases
- regularization term
- sparse approximation
- approximation spaces
- closed form
- regularization parameter
- error bounds
- tikhonov regularization
- norm minimization
- numerical scheme
- sparse representation
- approximation error
- machine learning
- neural network
- prior information
- data dependent
- linear combination
- high dimensional
- image processing