Keyphrases
- preprocessing
- cost function
- learning algorithm
- dynamic programming
- computationally efficient
- detection algorithm
- k means
- np hard
- experimental evaluation
- experimental study
- single pass
- high accuracy
- computational complexity
- tree structure
- theoretical analysis
- matching algorithm
- times faster
- selection algorithm
- max flow
- significant improvement
- min cost
- improved algorithm
- recognition algorithm
- expectation maximization
- energy function
- particle swarm optimization
- linear programming
- motion estimation
- probabilistic model
- objective function