Keyphrases
- learning algorithm
- times faster
- dynamic programming
- experimental evaluation
- detection algorithm
- probabilistic model
- convergence rate
- tree structure
- theoretical analysis
- computational cost
- k means
- significant improvement
- search space
- preprocessing
- linear programming
- improved algorithm
- computational complexity
- segmentation algorithm
- clustering method
- objective function
- search strategy
- optimal solution
- string matching
- estimation algorithm
- clustering algorithm
- similarity measure
- classification algorithm
- particle swarm optimization
- data sets
- np hard