Keyphrases
- learning algorithm
- optimization algorithm
- classification algorithm
- selection algorithm
- cost function
- theoretical analysis
- dynamic programming
- np hard
- significant improvement
- preprocessing
- k means
- improved algorithm
- convergence rate
- matching algorithm
- data sets
- similarity measure
- machine learning
- single pass
- times faster
- segmentation algorithm
- expectation maximization
- computational cost
- color images
- search space
- particle swarm optimization
- clustering method
- experimental study
- segmentation method
- simulated annealing
- probabilistic model
- convex hull
- experimental evaluation
- objective function