A Relevant Passage Retrieval and Re-ranking Approach for Open-Domain Question Answering.
Nouha OthmanRim FaizPublished in: EGC (2016)
Keyphrases
- open domain question answering
- question answering
- passage retrieval
- focused retrieval
- information retrieval
- document retrieval
- answer extraction
- retrieval model
- natural language processing
- information extraction
- syntactic information
- natural language
- ranking algorithm
- structured data
- semantic roles
- audio visual
- language model
- query expansion
- ranked list
- quantitative evaluation
- xml retrieval
- relevance model
- co occurrence
- information retrieval systems
- visual information
- retrieval systems