Keyphrases
- learning algorithm
- experimental evaluation
- preprocessing
- k means
- computational complexity
- optimal solution
- improved algorithm
- detection algorithm
- segmentation algorithm
- cost function
- lightweight
- objective function
- computational cost
- worst case
- estimation algorithm
- linear programming
- simulated annealing
- probabilistic model
- wireless sensor networks
- search space
- expectation maximization
- np hard
- computationally efficient
- theoretical analysis
- significant improvement
- times faster
- lower bound
- clustering algorithm