Keyphrases
- improved algorithm
- similarity measure
- experimental evaluation
- cost function
- learning algorithm
- recognition algorithm
- times faster
- probabilistic model
- computational cost
- dynamic programming
- significant improvement
- preprocessing
- computational complexity
- optimal solution
- search space
- np hard
- expectation maximization
- computationally efficient
- clustering method
- single pass
- constrained minimization
- space complexity
- data sets
- image segmentation
- classification algorithm
- tree structure
- energy function
- simulated annealing