Keyphrases
- objective function
- k means
- experimental evaluation
- learning algorithm
- times faster
- cost function
- optimization algorithm
- high accuracy
- worst case
- particle swarm optimization
- computational cost
- dynamic programming
- np hard
- preprocessing
- data sets
- parallel version
- parallel implementation
- hardware implementation
- selection algorithm
- recognition algorithm
- multiprocessor systems
- probabilistic model
- matching algorithm
- clustering method
- theoretical analysis
- computationally efficient
- expectation maximization
- maximum likelihood