Searching patterns for relation extraction over the web: rediscovering the pattern-relation duality.
Yuan FangKevin Chen-Chuan ChangPublished in: WSDM (2011)
Keyphrases
- relation extraction
- extraction patterns
- manually annotated
- information extraction
- automatic extraction
- domain specific
- semantic relations
- question answering
- named entities
- named entity recognition
- broad coverage
- dependency trees
- semantic role labeling
- semantic features
- web pages
- semantic web
- reference resolution
- natural language processing
- co occurrence
- artificial intelligence
- information sources
- higher level
- image classification
- general purpose
- named entity recognizer