Keyphrases
- times faster
- preprocessing
- cost function
- dynamic programming
- single pass
- objective function
- classification algorithm
- np hard
- high accuracy
- recognition algorithm
- detection algorithm
- learning algorithm
- experimental evaluation
- significant improvement
- optimal solution
- worst case
- linear programming
- convergence rate
- color images
- multiscale
- space complexity
- estimation algorithm
- improved algorithm
- selection algorithm
- computational complexity
- computational cost
- tree structure
- experimental study
- segmentation algorithm
- probabilistic model