Reduced-rank approximations to the far-field transform in the gridded fast multipole method.
Andrew J. HesfordRobert C. WaagPublished in: J. Comput. Phys. (2011)
Keyphrases
- experimental evaluation
- preprocessing
- computationally efficient
- significant improvement
- cost function
- dynamic programming
- clustering method
- segmentation method
- classification method
- edge detection
- high accuracy
- high precision
- objective function
- similarity measure
- approximation methods
- closed form
- scoring function
- learning algorithm
- synthetic data
- em algorithm
- input data
- least squares
- prior knowledge
- pairwise
- clustering algorithm