A scalable multigrid method for solving indefinite Helmholtz equations with constant wave numbers.
Ira LivshitsPublished in: Numer. Linear Algebra Appl. (2014)
Keyphrases
- high precision
- dynamic programming
- high accuracy
- algebraic equations
- significant improvement
- image reconstruction
- optimization algorithm
- detection method
- computationally efficient
- convergence rate
- mathematical model
- segmentation method
- energy function
- genetic algorithm
- markov random field
- least squares
- multiresolution
- preprocessing
- objective function