Refining Spherical K-Means for Clustering Documents.
Jiming PengJiaping ZhuPublished in: IJCNN (2006)
Keyphrases
- k means
- document clustering
- clustering algorithm
- text clustering
- cosine similarity
- clustering method
- data clustering
- cluster analysis
- hierarchical clustering
- self organizing maps
- clustering quality
- spectral clustering
- information retrieval systems
- document collections
- clustering analysis
- rough k means
- unsupervised clustering
- cluster centers
- xml documents
- document representation
- clustering approaches
- information retrieval
- semi supervised clustering
- text documents
- relevant documents
- text mining
- vector space model
- web documents
- agglomerative hierarchical clustering
- validity indices
- fuzzy k means
- instance level constraints
- kohonen self organizing maps
- metadata
- clustering framework
- constrained clustering
- expectation maximization
- clustering result
- sufficient statistics
- arbitrary shape
- fuzzy c means
- relevance feedback
- keywords