Keyphrases
- worst case
- computational cost
- preprocessing
- k means
- cost function
- experimental evaluation
- optimal solution
- classification algorithm
- high accuracy
- learning algorithm
- improved algorithm
- convergence rate
- times faster
- matching algorithm
- detection algorithm
- np hard
- data sets
- objective function
- clustering method
- optimization algorithm
- theoretical analysis
- input data
- probabilistic model
- computationally efficient
- segmentation algorithm
- search space
- simulated annealing
- artificial neural networks
- significant improvement
- similarity measure
- memory requirements
- image segmentation
- recognition algorithm
- space complexity
- single pass