Keyphrases
- learning algorithm
- preprocessing
- experimental evaluation
- optimization algorithm
- computational cost
- k means
- improved algorithm
- computationally efficient
- computational complexity
- significant improvement
- cost function
- np hard
- objective function
- high accuracy
- detection algorithm
- theoretical analysis
- data sets
- times faster
- clustering method
- recovery algorithm
- segmentation algorithm
- simulated annealing
- worst case
- probabilistic model
- dynamic programming
- similarity measure