Keyphrases
- image compression
- k means
- optimization algorithm
- improved algorithm
- preprocessing
- learning algorithm
- matching algorithm
- cost function
- times faster
- objective function
- worst case
- computationally efficient
- theoretical analysis
- multiresolution
- neural network
- np hard
- computational complexity
- high accuracy
- computer vision
- segmentation algorithm
- convergence rate
- imaging systems
- particle swarm optimization
- input data
- wavelet transform
- computational cost
- experimental evaluation
- dynamic programming
- evolutionary algorithm