A Regularized Newton Method for \({\boldsymbol{\ell}}_{q}\) -Norm Composite Optimization Problems.
Yuqia WuShaohua PanXiaoqi YangPublished in: SIAM J. Optim. (2023)
Keyphrases
- regularized least squares
- newton method
- optimization problems
- sparse representation
- regularization term
- evolutionary algorithm
- objective function
- norm minimization
- cost function
- strictly convex
- metaheuristic
- optimization methods
- image classification
- face recognition
- convex optimization
- signal processing
- image representation
- dimensionality reduction
- high dimensional data
- negative matrix factorization
- multi objective
- energy function
- convex hull
- real valued
- global optimum
- reproducing kernel hilbert space
- higher level