Keyphrases
- preprocessing
- learning algorithm
- improved algorithm
- computational cost
- optimization algorithm
- dynamic programming
- similarity measure
- detection algorithm
- theoretical analysis
- computationally efficient
- linear programming
- times faster
- cost function
- k means
- np hard
- hidden markov models
- probabilistic model
- evolutionary algorithm
- particle swarm optimization
- computational complexity
- segmentation algorithm
- objective function
- tree structure
- selection algorithm
- matching algorithm
- compressive sensing
- original version
- expectation maximization
- markov random field
- high accuracy
- experimental evaluation
- high dimensional
- optimal solution