Deep Query Ranking for Question Answering over Knowledge Bases.
Hamid ZafarGiulio NapolitanoJens LehmannPublished in: ECML/PKDD (3) (2018)
Keyphrases
- question answering
- candidate answers
- natural language questions
- sentence retrieval
- knowledge base
- passage retrieval
- keyword search
- information retrieval
- natural language processing
- information extraction
- question classification
- relevance feedback
- query expansion
- query processing
- natural language
- correct answers
- qa clef
- question answering systems
- cross language
- named entities
- user queries
- keywords
- keyword queries
- relevance scores
- syntactic information
- qa systems
- learning to rank
- answering questions
- semantic roles
- speech transcripts
- ranking algorithm
- query evaluation
- retrieval systems
- wordnet
- data sources
- semantic relatedness
- relevance model
- query suggestion
- ranked list
- ranking functions
- information retrieval systems
- co occurrence
- search engine