Keyphrases
- np hard
- computational cost
- preprocessing
- high accuracy
- probabilistic model
- objective function
- detection algorithm
- theoretical analysis
- improved algorithm
- mathematical model
- linear programming
- dynamic programming
- cost function
- experimental evaluation
- classification algorithm
- parameter estimation
- association rules
- worst case
- graphical models
- k means
- em algorithm
- significant improvement
- search algorithm
- pattern matching
- learning algorithm
- tree structure
- multi objective
- recognition algorithm
- machine learning