Text-Based Ontology Enrichment Using Hierarchical Self-organizing Maps.
Emil St. ChifuIoan Alfred LetiaPublished in: NatuReS (2008)
Keyphrases
- self organizing maps
- unsupervised learning
- neural network
- competitive learning
- ontology merging
- semantic information
- neural gas
- topology preserving
- som neural network
- input data
- concept hierarchy
- semantic web
- database
- network anomaly detection
- domain ontology
- information retrieval
- visualization methods
- data mining
- k means
- wordnet
- computer vision
- machine learning