On iterative QR pre-processing in the parallel block-Jacobi SVD algorithm.
Martin BeckaGabriel OksaMarián VajtersicLaura GrigoriPublished in: Parallel Comput. (2010)
Keyphrases
- preprocessing
- experimental evaluation
- learning algorithm
- detection algorithm
- dynamic programming
- optimal solution
- singular value decomposition
- k means
- objective function
- segmentation algorithm
- parallel implementation
- search space
- significant improvement
- high accuracy
- worst case
- particle swarm optimization
- iterative optimization
- cost function
- probabilistic model
- computational complexity
- search algorithm
- feature extraction
- convergence rate
- recognition algorithm
- clustering algorithm
- iterative process
- block matching
- image processing