Keyphrases
- optimal solution
- computational complexity
- objective function
- high accuracy
- k means
- significant improvement
- learning algorithm
- dynamic programming
- np hard
- search space
- probabilistic model
- worst case
- experimental evaluation
- preprocessing
- matching algorithm
- simulated annealing
- decomposition algorithm
- expectation maximization
- segmentation algorithm
- clustering method
- convergence rate
- database
- particle swarm optimization
- computational cost
- relational databases
- similarity measure
- face recognition
- genetic algorithm