Keyphrases
- preprocessing
- optimization algorithm
- expectation maximization
- learning algorithm
- improved algorithm
- clustering method
- experimental evaluation
- cost function
- k means
- computational complexity
- objective function
- search space
- selection algorithm
- dynamic programming
- computational cost
- convergence rate
- detection algorithm
- path planning
- computationally efficient
- theoretical analysis
- experimental study
- genetic algorithm
- tree structure
- classification algorithm
- times faster
- recognition algorithm
- similarity measure
- segmentation algorithm
- search algorithm
- particle swarm optimization
- simulated annealing
- denoising
- probabilistic model
- np hard
- significant improvement