Keyphrases
- dynamic programming
- improved algorithm
- experimental evaluation
- experimental study
- clustering method
- detection algorithm
- search space
- significant improvement
- cost function
- optimal solution
- computational cost
- matching algorithm
- learning algorithm
- single pass
- data sets
- recognition algorithm
- input data
- computationally efficient
- face recognition
- relaxation algorithm
- tree structure
- high accuracy
- worst case
- probabilistic model
- objective function
- similarity measure