Keyphrases
- computational complexity
- learning algorithm
- times faster
- detection algorithm
- improved algorithm
- experimental evaluation
- theoretical analysis
- expectation maximization
- worst case
- classification algorithm
- convergence rate
- computational cost
- recognition algorithm
- significant improvement
- k means
- artificial neural networks
- optimal solution
- data sets
- estimation algorithm
- matching algorithm
- experimental study
- semi supervised
- dynamic programming
- search space
- preprocessing