Keyphrases
- np hard
- computational complexity
- detection algorithm
- improved algorithm
- segmentation algorithm
- k means
- estimation algorithm
- dynamic programming
- high accuracy
- experimental evaluation
- optimization algorithm
- linear programming
- selection algorithm
- computational cost
- search space
- preprocessing
- optimal solution
- belief state
- image segmentation
- memory requirements
- heuristic search
- theoretical analysis
- computationally efficient
- expectation maximization
- simulated annealing
- worst case
- hidden markov models
- cost function