Keyphrases
- preprocessing
- np hard
- computational complexity
- dynamic programming
- cost function
- optimization algorithm
- theoretical analysis
- tree structure
- experimental evaluation
- times faster
- improved algorithm
- k means
- selection algorithm
- optimal solution
- particle swarm optimization
- expectation maximization
- single pass
- computational cost
- matching algorithm
- ant colony optimization
- estimation algorithm
- worst case
- probability distribution
- genetic algorithm
- evolutionary algorithm
- search space
- objective function
- similarity measure
- learning algorithm