Performance Analysis of the Householder-Type Parallel Tall-Skinny QR Factorizations Toward Automatic Algorithm Selection.
Takeshi FukayaToshiyuki ImamuraYusaku YamamotoPublished in: VECPAR (2014)
Keyphrases
- significant improvement
- computational cost
- experimental evaluation
- matching algorithm
- optimization algorithm
- computational complexity
- k means
- learning algorithm
- detection algorithm
- worst case
- dynamic programming
- np hard
- parallel implementation
- data sets
- improved algorithm
- simulated annealing
- theoretical analysis
- optimal solution
- times faster
- convergence rate
- recognition algorithm
- selection algorithm
- selection strategy
- principal component analysis
- search space
- similarity measure