Sobolev Gradient Flow for the Gross-Pitaevskii Eigenvalue Problem: Global Convergence and Computational Efficiency.
Patrick HenningDaniel PeterseimPublished in: SIAM J. Numer. Anal. (2020)
Keyphrases
- computational efficiency
- global convergence
- gradient flow
- gradient flows
- active contours
- energy functional
- partial differential equations
- level set
- active contour model
- global optimum
- regularization term
- convergence speed
- convergence rate
- optimization methods
- variational formulation
- convergence analysis
- curve evolution
- computationally efficient
- convex minimization
- geometric active contours
- covariance matrix
- level set method
- least squares
- image dependent
- mumford shah functional
- step size
- particle swarm
- image segmentation
- total variation
- differential evolution
- energy minimization
- energy function
- computational complexity
- image processing
- region growing
- simulated annealing
- objective function
- particle swarm optimization algorithm
- object boundaries
- shape prior
- hybrid algorithm
- search space
- search algorithm