Keyphrases
- experimental evaluation
- optimization algorithm
- cost function
- computational cost
- discrete fourier transform
- times faster
- k means
- optimal solution
- computational complexity
- expectation maximization
- dynamic programming
- learning algorithm
- recursive algorithm
- high accuracy
- np hard
- objective function
- preprocessing
- genetic algorithm
- multiscale
- convergence rate
- convex hull
- tree structure
- ant colony optimization
- frequency domain
- computationally efficient
- search space
- particle swarm optimization
- image compression
- signal processing
- multiresolution
- wavelet transform
- probabilistic model