Keyphrases
- computational complexity
- times faster
- theoretical analysis
- computationally efficient
- recognition algorithm
- cost function
- neural network
- high accuracy
- dynamic programming
- segmentation algorithm
- detection algorithm
- similarity measure
- learning algorithm
- input data
- tree structure
- improved algorithm
- expectation maximization
- particle swarm optimization
- optimal solution
- worst case
- probabilistic model
- computational cost
- np hard
- preprocessing
- significant improvement
- linear programming
- search space
- clustering method
- single pass
- convex hull
- k means
- energy function
- experimental study
- optimization algorithm
- simulated annealing
- maximum likelihood