Clustering Semantic Spaces of Suicide Notes and Newsgroups Articles.
Pawel MatykiewiczWlodzislaw DuchJohn PestianPublished in: BioNLP@HLT-NAACL (2009)
Keyphrases
- clustering algorithm
- hierarchical clustering
- k means
- clustering method
- high level
- data sets
- semantic knowledge
- graph theoretic
- semantic network
- data clustering
- unsupervised learning
- text classification
- semantic analysis
- semantic web technologies
- categorical data
- online news
- spectral clustering
- neural network
- cluster analysis
- domain knowledge
- semantic annotation
- fuzzy clustering
- semantic information
- domain specific
- data points
- natural language
- feature selection
- search engine
- newspaper articles
- note taking