Keyphrases
- times faster
- np hard
- improved algorithm
- classification algorithm
- optimal solution
- dynamic programming
- learning algorithm
- preprocessing
- search space
- k means
- experimental evaluation
- computational cost
- matching algorithm
- tree structure
- input data
- significant improvement
- objective function
- neural network
- cost function
- selection algorithm
- convergence rate
- memory requirements
- genetic algorithm
- similarity measure
- computational complexity
- ant colony optimization
- detection algorithm
- theoretical analysis
- expectation maximization
- particle swarm optimization
- lower bound
- linear programming
- simulated annealing
- worst case
- data sets