Keyphrases
- dynamic programming
- parallel implementation
- significant improvement
- np hard
- detection algorithm
- optimal solution
- improved algorithm
- learning algorithm
- experimental evaluation
- cost function
- optimization algorithm
- times faster
- k means
- search space
- preprocessing
- worst case
- recognition algorithm
- tree structure
- frequency domain
- depth first search
- multiprocessor systems
- input data
- probabilistic model
- computational cost
- objective function
- theoretical analysis
- expectation maximization
- particle swarm optimization
- clustering method
- high accuracy
- data structure
- similarity measure
- image segmentation