Improvements to the cluster Newton method for underdetermined inverse problems.
Philippe GaudreauKen HayamiYasunori AokiHassan SafouhiAkihiko KonagayaPublished in: J. Comput. Appl. Math. (2015)
Keyphrases
- inverse problems
- newton method
- image reconstruction
- global optimization
- convex optimization
- convergence analysis
- optimization methods
- linear equations
- clustering algorithm
- optimization problems
- optimality conditions
- global convergence
- quadratic programming
- variational inequalities
- early vision
- data clustering
- nonnegative matrix factorization
- regularized least squares
- partial differential equations
- linear svm
- data points
- text categorization
- similarity measure
- neural network