A fast minimal residual algorithm for shifted unitary matrices.
Carl F. JagelsLothar ReichelPublished in: Numer. Linear Algebra Appl. (1994)
Keyphrases
- k means
- optimal solution
- preprocessing
- cost function
- high accuracy
- objective function
- times faster
- dynamic programming
- detection algorithm
- optimization algorithm
- worst case
- learning algorithm
- expectation maximization
- computationally efficient
- particle swarm optimization
- simulated annealing
- significant improvement
- clustering method
- theoretical analysis
- classification algorithm
- neural network
- distance matrix
- input data
- computational cost
- experimental evaluation
- np hard
- lower bound
- data structure
- image segmentation