Keyphrases
- detection algorithm
- improved algorithm
- worst case
- preprocessing
- experimental evaluation
- times faster
- cost function
- dynamic programming
- np hard
- optimization algorithm
- theoretical analysis
- learning algorithm
- convergence rate
- optimal solution
- search space
- recognition algorithm
- detection method
- simulated annealing
- particle swarm optimization
- objective function
- probabilistic model
- classification algorithm
- filtering algorithm
- expectation maximization
- high accuracy
- computational cost
- significant improvement
- k means
- computational complexity
- face recognition
- decision trees