Joint entity recognition and relation extraction as a multi-head selection problem.
Giannis BekoulisJohannes DeleuThomas DemeesterChris DevelderPublished in: CoRR (2018)
Keyphrases
- relation extraction
- information extraction
- automatic extraction
- domain specific
- semantic relations
- named entities
- dependency trees
- semantic features
- named entity recognition
- semantic role labeling
- question answering
- dependency tree
- broad coverage
- reference resolution
- parse tree
- machine learning
- wordnet
- text classification
- natural language