Keyphrases
- experimental evaluation
- improved algorithm
- dynamic programming
- cost function
- learning algorithm
- recognition algorithm
- preprocessing
- computational complexity
- computational cost
- convergence rate
- times faster
- detection algorithm
- optimization algorithm
- k means
- objective function
- computationally efficient
- theoretical analysis
- segmentation algorithm
- search space
- selection algorithm
- high accuracy
- probabilistic model
- expectation maximization
- tree structure
- classification algorithm
- matching algorithm
- knn
- optimal solution
- data structure
- data sets