Keyphrases
- cost function
- preprocessing
- k means
- worst case
- objective function
- learning algorithm
- computational complexity
- optimization algorithm
- high accuracy
- optimal solution
- np hard
- experimental evaluation
- thresholding algorithm
- tree structure
- detection algorithm
- dynamic programming
- simulated annealing
- input data
- probabilistic model
- significant improvement
- matching algorithm
- color image segmentation
- gradient information
- search algorithm