Entity-Relation Extraction as Multi-Turn Question Answering.
Xiaoya LiFan YinZijun SunXiayu LiArianna YuanDuo ChaiMingxin ZhouJiwei LiPublished in: ACL (1) (2019)
Keyphrases
- relation extraction
- question answering
- named entities
- named entity recognizer
- information extraction
- named entity recognition
- information retrieval
- natural language processing
- semantic role labeling
- natural language
- question classification
- natural language text
- parse tree
- text documents
- linguistic features
- tree kernels
- question answering systems
- syntactic information
- semantic relations
- automatic extraction
- noun phrases
- domain specific
- co occurrence
- conditional random fields
- semantic features
- probabilistic model