Keyphrases
- wireless sensor networks
- computational complexity
- high accuracy
- optimization algorithm
- computationally efficient
- k means
- dynamic programming
- tree structure
- objective function
- experimental evaluation
- times faster
- preprocessing
- selection algorithm
- np hard
- significant improvement
- sensor networks
- worst case
- improved algorithm
- path planning
- matching algorithm
- theoretical analysis
- maximum lifetime
- data sets
- detection algorithm
- segmentation algorithm
- expectation maximization
- linear programming
- probabilistic model
- cost function
- search space
- real world