Keyphrases
- clustering method
- ontology construction
- cluster analysis
- hierarchical clustering algorithm
- clustering algorithm
- automatic construction
- semi automatic
- hierarchical clustering
- construction process
- agglomerative hierarchical clustering
- ontology learning
- spectral clustering
- k means
- unsupervised clustering
- document clustering
- knowledge acquisition
- similarity measure
- categorical data
- fuzzy c means
- data clustering
- knowledge extraction
- clustering result
- knowledge management