Keyphrases
- threshold selection
- k means
- learning algorithm
- np hard
- detection algorithm
- cost function
- dynamic programming
- high accuracy
- search space
- improved algorithm
- ant colony optimization
- computational cost
- clustering method
- times faster
- segmentation algorithm
- matching algorithm
- decision trees
- simulated annealing
- significant improvement
- space complexity
- preprocessing
- optimal solution
- objective function
- classification algorithm
- particle swarm optimization
- convergence rate
- selection algorithm
- data sets
- segmentation method
- experimental study
- optimization algorithm
- theoretical analysis
- worst case
- probabilistic model
- feature selection
- similarity measure