A modified product preconditioner for indefinite and asymmetric generalized saddle-point matrices.
Jia TangYajun XieChangfeng MaPublished in: Appl. Math. Comput. (2015)
Keyphrases
- saddle point
- dirichlet distribution
- convex concave
- primal dual
- variational inequalities
- mixture model
- structured prediction
- penalty function
- maximum margin
- linear systems
- structured output
- interior point
- discrete space
- support vector machine
- global constraints
- markov networks
- numerical methods
- convex optimization
- linear programming