Keyphrases
- learning algorithm
- theoretical analysis
- improved algorithm
- selection algorithm
- heuristic rules
- convergence rate
- times faster
- computationally efficient
- high accuracy
- experimental evaluation
- significant improvement
- expectation maximization
- optimal solution
- classification algorithm
- tree structure
- clustering method
- detection algorithm
- cost function
- computational complexity
- input data
- simulated annealing
- k means
- worst case
- estimation algorithm
- computational cost
- data sets
- optimization algorithm
- face recognition
- tree structures
- objective function
- search algorithm
- matching algorithm
- search space
- probabilistic model
- mobile robot
- hidden markov models