Keyphrases
- worst case
- preprocessing
- detection algorithm
- computational cost
- improved algorithm
- times faster
- theoretical analysis
- high accuracy
- experimental evaluation
- significant improvement
- k means
- learning algorithm
- optimal solution
- np hard
- similarity measure
- matching algorithm
- probabilistic model
- computational complexity
- simulated annealing
- expectation maximization
- particle swarm optimization
- classification algorithm
- keywords
- segmentation algorithm
- objective function
- neural network
- lower bound
- search space