Keyphrases
- natural language
- clustering algorithm
- clustering method
- text representation
- k means
- categorical data
- self organizing maps
- data points
- outlier detection
- document clustering
- graph model
- unsupervised learning
- syntactic information
- information theoretic
- cluster analysis
- hierarchical clustering
- fuzzy clustering
- index terms
- data sets
- cosine similarity
- semantic representation
- high dimensional data
- information extraction