Keyphrases
- times faster
- experimental evaluation
- learning algorithm
- matching algorithm
- preprocessing
- search space
- cost function
- clustering method
- computational complexity
- optimal path
- particle swarm optimization
- graph model
- worst case
- graph theoretic
- computational cost
- k means
- optimal solution
- similarity measure
- path finding
- high accuracy
- graph structure
- directed graph
- finding the shortest path
- shortest path
- segmentation algorithm
- expectation maximization
- linear programming
- neural network
- probabilistic model
- np hard
- image segmentation
- genetic algorithm