Keyphrases
- learning algorithm
- detection algorithm
- experimental evaluation
- dynamic programming
- optimization algorithm
- preprocessing
- k means
- active learning
- np hard
- similarity measure
- worst case
- convergence rate
- segmentation algorithm
- particle swarm optimization
- matching algorithm
- times faster
- objective function
- randomly generated
- cost function
- recognition algorithm
- search strategy
- tree structure
- clustering method
- maximum matching
- theoretical analysis
- np complete
- expectation maximization
- linear programming
- high accuracy
- probabilistic model
- computational cost
- computational complexity
- search algorithm
- data structure