The RKFIT Algorithm for Nonlinear Rational Approximation.
Mario BerljafaStefan GüttelPublished in: SIAM J. Sci. Comput. (2017)
Keyphrases
- learning algorithm
- improved algorithm
- np hard
- worst case
- times faster
- optimal solution
- computational complexity
- search space
- experimental evaluation
- matching algorithm
- detection algorithm
- optimization algorithm
- theoretical analysis
- error bounds
- computational cost
- approximation algorithms
- objective function
- approximation ratio
- numerical integration
- segmentation algorithm
- clustering method
- expectation maximization
- greedy algorithm
- convergence rate
- dynamic programming
- recognition algorithm
- significant improvement
- preprocessing
- linear approximation
- similarity measure