Keyphrases
- learning algorithm
- computational cost
- k means
- estimation algorithm
- experimental study
- segmentation algorithm
- dynamic programming
- single pass
- recognition algorithm
- clustering method
- cost function
- similarity measure
- computational complexity
- np hard
- optimization algorithm
- space complexity
- selection algorithm
- times faster
- matching algorithm
- tree structure
- detection algorithm
- search space
- high accuracy
- significant improvement
- experimental evaluation
- theoretical analysis
- computationally efficient
- expectation maximization
- linear programming
- objective function
- simulated annealing
- computational efficiency
- worst case
- convergence rate
- probabilistic model
- decision trees
- neural network