Keyphrases
- detection algorithm
- cost function
- k means
- experimental evaluation
- preprocessing
- data sets
- simulated annealing
- improved algorithm
- artificial neural networks
- convergence rate
- significant improvement
- dynamic programming
- computational cost
- worst case
- computationally efficient
- times faster
- matching algorithm
- tree structure
- recognition algorithm
- selection algorithm
- estimation algorithm
- integer arithmetic
- clustering method
- optimization algorithm
- search space
- search algorithm
- similarity measure
- face recognition
- learning algorithm
- neural network