Keyphrases
- association rules
- experimental evaluation
- k means
- learning algorithm
- recognition algorithm
- np hard
- preprocessing
- times faster
- clustering method
- detection algorithm
- theoretical analysis
- expectation maximization
- input data
- high accuracy
- worst case
- matching algorithm
- computational cost
- dynamic programming
- computational complexity
- objective function
- clustering algorithm
- feature selection
- tree structure
- selection algorithm
- estimation algorithm
- experimental study
- artificial immune system
- optimization algorithm
- image registration
- motion estimation
- evolutionary algorithm
- lower bound
- feature space
- search algorithm
- image segmentation