Keyphrases
- experimental evaluation
- preprocessing
- computational complexity
- high accuracy
- objective function
- improved algorithm
- dynamic programming
- detection algorithm
- times faster
- learning algorithm
- optimization algorithm
- recognition algorithm
- computational cost
- worst case
- expectation maximization
- simulated annealing
- computationally efficient
- tree structure
- np hard
- cost function
- optimal solution
- classification algorithm
- probabilistic model
- theoretical analysis
- input data
- linear programming
- neural network
- k means
- similarity measure
- computer vision
- genetic algorithm