A Logic-Based Approach to Relation Extraction from Texts.
Tamás HorváthGerhard PaassFrank ReichartzStefan WrobelPublished in: ILP (2009)
Keyphrases
- relation extraction
- natural language text
- automatic extraction
- manually annotated
- information extraction
- domain specific
- named entities
- semantic relations
- semantic role labeling
- semantic features
- reference resolution
- question answering
- dependency trees
- broad coverage
- named entity recognition
- tree kernels
- natural language
- annotated corpus
- information extraction systems
- text documents
- co occurrence
- syntactic structures
- low level
- metadata
- information retrieval
- machine learning