Keyphrases
- improved algorithm
- particle swarm optimization
- experimental evaluation
- selection algorithm
- detection algorithm
- learning algorithm
- preprocessing
- times faster
- optimal solution
- expectation maximization
- cost function
- np hard
- optimization algorithm
- theoretical analysis
- matching algorithm
- worst case
- evolutionary algorithm
- natural language
- linear programming
- convergence rate
- semantic similarity
- tree structure
- distance transform
- average distance
- segmentation algorithm
- computationally efficient
- graph cuts
- simulated annealing
- computational cost
- k means
- search space
- similarity measure
- face recognition
- image segmentation
- decision trees