Keyphrases
- k means
- particle swarm optimization
- clustering method
- clustering algorithm
- data clustering
- cluster analysis
- expectation maximization
- clustering quality
- hierarchical clustering
- cluster centers
- self organizing maps
- rough k means
- similarity measure
- fuzzy k means
- learning algorithm
- preprocessing
- simulated annealing
- particle swarm optimizer
- unsupervised clustering
- genetic algorithm
- spectral clustering
- evolutionary algorithm
- ant colony optimization
- np hard
- dynamic programming
- input data
- document clustering
- search space
- convergence rate
- improved algorithm
- detection algorithm
- text clustering
- optimization algorithm
- initial cluster centers
- neural network