Automatic Extraction of Hierarchical Relations from Text.
Ting WangYaoyong LiKalina BontchevaHamish CunninghamJi WangPublished in: ESWC (2006)
Keyphrases
- automatic extraction
- natural language text
- text segments
- text retrieval
- information retrieval
- biomedical literature
- relation extraction
- text mining
- rhetorical structure theory
- term extraction
- free text
- hierarchical structure
- automatically created
- linguistic analysis
- html documents
- text data
- semantic network
- semantic relations
- hierarchical model
- temporal relations
- web documents
- database
- text documents
- information retrieval systems
- computational linguistics
- keywords
- spatial relations
- syntactic features
- lexical semantics