Capturing Global Structural Information in Long Document Question Answering with Compressive Graph Selector Network.
Yuxiang NieHeyan HuangWei WeiXian-Ling MaoPublished in: EMNLP (2022)
Keyphrases
- question answering
- structural information
- passage retrieval
- information retrieval
- semantic information
- topological information
- text summarization
- syntactic information
- question classification
- natural language processing
- natural language
- information extraction
- cross language
- qa clef
- question answering systems
- natural language questions
- document collections
- named entities
- graph structure
- retrieval systems
- structural features
- candidate answers
- sentence retrieval
- document retrieval
- qa systems
- information retrieval systems
- semantic roles
- document clustering
- database
- structured data
- low level
- relevant documents