Keyphrases
- computational cost
- experimental evaluation
- improved algorithm
- np hard
- computational complexity
- learning algorithm
- search space
- significant improvement
- cost function
- dynamic programming
- times faster
- expectation maximization
- theoretical analysis
- probabilistic model
- convergence rate
- detection algorithm
- objective function
- optimal solution
- preprocessing
- segmentation algorithm
- optimization algorithm
- k means
- recognition algorithm