Keyphrases
- improved algorithm
- experimental evaluation
- detection algorithm
- significant improvement
- dynamic programming
- computational complexity
- optimization algorithm
- search space
- k means
- computational cost
- learning algorithm
- times faster
- input data
- recognition algorithm
- estimation algorithm
- selection algorithm
- probabilistic model
- expectation maximization
- cost function
- preprocessing
- tree structure
- neural network
- np hard
- brute force
- single pass