Keyphrases
- optimization algorithm
- experimental evaluation
- improved algorithm
- times faster
- dynamic programming
- learning algorithm
- detection algorithm
- particle swarm optimization
- high accuracy
- expectation maximization
- cost function
- significant improvement
- np hard
- computational cost
- worst case
- data sets
- input data
- search space
- segmentation algorithm
- space complexity
- similarity measure
- recognition algorithm
- memory requirements
- single pass
- multiscale
- classification algorithm
- tree structure
- experimental study
- optimal solution
- computational complexity
- preprocessing