Keyphrases
- optimization algorithm
- improved algorithm
- theoretical analysis
- k means
- np hard
- matching algorithm
- optimal solution
- optimization process
- significant improvement
- times faster
- computational cost
- dynamic programming
- optimization model
- detection algorithm
- computational complexity
- database
- optimization method
- segmentation algorithm
- computationally efficient
- neural network
- combinatorial optimization
- high accuracy
- experimental evaluation
- preprocessing
- learning algorithm
- recognition algorithm
- constrained optimization
- stochastic gradient
- expectation maximization
- input data
- linear programming
- open source
- worst case
- denoising
- cost function
- similarity measure