Keyphrases
- optimal solution
- preprocessing
- detection algorithm
- experimental evaluation
- learning algorithm
- cost function
- times faster
- worst case
- improved algorithm
- computational complexity
- recognition algorithm
- matching algorithm
- input data
- optimization algorithm
- segmentation algorithm
- theoretical analysis
- np hard
- computationally efficient
- expectation maximization
- genetic algorithm
- simulated annealing
- tree structure
- classification algorithm
- significant improvement
- k means
- recommender systems
- objective function
- single pass