An Approach to Unsupervised Ontology Term Tagging of Dependency-Parsed Text Using a Self-Organizing Map (SOM).
Seppo NyrkköPublished in: DHN (2018)
Keyphrases
- self organizing maps
- unsupervised learning
- competitive learning
- text representation
- text clustering
- neural network
- som neural network
- topology preserving
- semantic information
- neural gas
- text corpora
- text classification
- information retrieval
- feature maps
- input data
- supervised learning
- learning vector quantization
- visualization methods
- semi supervised
- pos taggers
- growing hierarchical self organizing map
- database
- document clustering
- text mining
- pos tagging
- document representation
- text categorization
- probabilistic neural network
- image processing
- growing self organizing map