Keyphrases
- k means
- computational complexity
- times faster
- matching algorithm
- expectation maximization
- optimal solution
- dynamic programming
- computationally efficient
- preprocessing
- learning algorithm
- cost function
- experimental evaluation
- improved algorithm
- clustering method
- optimization algorithm
- high accuracy
- worst case
- particle swarm optimization
- text classification
- segmentation algorithm
- detection algorithm
- probabilistic model
- n gram
- ant colony optimization
- tree structure
- computational cost
- np hard
- convergence rate
- recognition algorithm
- search space