Retrieving Relationships from a Knowledge Graph for Question Answering.

Puneet Agarwal Maya Ramanath Gautam Shroff

Published in: ECIR (1) (2019)

Keyphrases

question answering
information retrieval
information extraction
natural language
passage retrieval
relation extraction
domain knowledge

question classification
cross language
knowledge base
open domain question answering
named entities
natural language processing
knowledge representation

knowledge sources
question answering systems
syntactic information
sentence retrieval
answer extraction
qa clef
answer validation

expert systems
background knowledge
structured data
co occurrence
qa systems
candidate answers