Keyphrases
- computational complexity
- dynamic programming
- detection algorithm
- theoretical analysis
- linear programming
- k means
- np hard
- probabilistic model
- improved algorithm
- times faster
- classification algorithm
- experimental study
- computationally efficient
- significant improvement
- learning algorithm
- search space
- computational cost
- cost function
- similarity measure
- objective function
- optimal solution
- search algorithm
- particle swarm optimization
- worst case
- neural network
- feature space
- segmentation algorithm
- optimization algorithm
- high accuracy
- clustering method
- tree structure
- image segmentation
- matching algorithm
- feature selection
- recognition algorithm