Keyphrases
- k means
- learning algorithm
- similarity measure
- optimal solution
- improved algorithm
- detection algorithm
- search space
- significant improvement
- optimization algorithm
- theoretical analysis
- dynamic programming
- experimental evaluation
- worst case
- times faster
- probabilistic model
- expectation maximization
- np hard
- preprocessing
- computational complexity
- high accuracy
- linear programming
- particle swarm optimization
- computationally efficient
- cost function
- clustering method
- classification algorithm
- matching algorithm
- data structure
- constraint propagation