Gradient Flow Approach to Geometric Convergence Analysis of Preconditioned Eigensolvers.
Andrew V. KnyazevKlaus NeymeyrPublished in: SIAM J. Matrix Anal. Appl. (2009)
Keyphrases
- convergence analysis
- gradient flow
- geometric active contours
- active contours
- energy functional
- global convergence
- partial differential equations
- active contour model
- level set
- curve evolution
- optimality conditions
- approximation methods
- convergence rate
- image dependent
- gradient flows
- high order
- multi objective
- image segmentation
- energy minimization
- variational formulation
- energy function
- image processing