Keyphrases
- times faster
- theoretical analysis
- optimization algorithm
- computational complexity
- preprocessing
- learning algorithm
- least mean square
- improved algorithm
- expectation maximization
- objective function
- k means
- detection algorithm
- search algorithm
- adaptive filtering
- experimental evaluation
- computational cost
- convergence rate
- recursive least squares
- np hard
- cost function
- significant improvement
- data sets
- particle swarm optimization
- image segmentation
- recognition algorithm
- similarity measure
- segmentation algorithm
- optimal solution
- lower bound
- input data
- high accuracy
- wavelet transform
- dynamic programming
- search space