Keyphrases
- detection algorithm
- optimal solution
- improved algorithm
- learning algorithm
- theoretical analysis
- optimization algorithm
- dynamic programming
- computational cost
- np hard
- times faster
- matching algorithm
- computational complexity
- k means
- cost function
- high accuracy
- posterior probability
- convergence rate
- recognition algorithm
- synthetic and real images
- segmentation algorithm
- computationally efficient
- expectation maximization
- linear programming
- worst case
- experimental evaluation
- search space
- preprocessing
- search algorithm
- similarity measure