Keyphrases
- detection algorithm
- learning algorithm
- theoretical analysis
- optimal solution
- improved algorithm
- expectation maximization
- matching algorithm
- computationally efficient
- np hard
- cost function
- k means
- preprocessing
- experimental evaluation
- computational cost
- significant improvement
- selection algorithm
- recognition algorithm
- single pass
- primal dual
- data structure
- times faster
- path planning
- experimental study
- search space
- input data
- high accuracy