Keyphrases
- detection algorithm
- recognition algorithm
- cost function
- objective function
- single pass
- theoretical analysis
- computational cost
- learning algorithm
- similarity measure
- multiscale
- computational complexity
- times faster
- matching algorithm
- k means
- computationally efficient
- probabilistic model
- optimization algorithm
- experimental study
- original version
- expectation maximization
- particle swarm optimization
- data sets
- dynamic programming
- preprocessing
- optimal solution
- worst case
- clustering method
- np hard
- evolutionary algorithm
- search space
- improved algorithm
- space complexity
- machine learning