A Neural Model for Joint Document and Snippet Ranking in Question Answering for Large Document Collections.
Dimitris PappasIon AndroutsopoulosPublished in: CoRR (2021)
Keyphrases
- question answering
- neural model
- candidate answers
- passage retrieval
- information retrieval
- neural network
- control scheme
- recurrent neural networks
- ranked list
- question answering systems
- natural language processing
- natural language
- multi layer perceptron
- named entities
- learning to rank
- text summarization
- retrieval systems
- ranking functions
- qa systems
- information extraction
- keyword queries
- document collections
- sentence retrieval
- relevance scores
- retrieved documents
- information retrieval systems
- document retrieval
- evaluation measures
- qa clef
- keywords
- relevance model
- natural language questions
- language model
- answer extraction
- relevant documents
- text documents
- radial basis function
- pso algorithm
- web search
- control strategy
- text mining
- cross language