A Neural Model for Joint Document and Snippet Ranking in Question Answering for Large Document Collections.
Dimitris PappasIon AndroutsopoulosPublished in: ACL/IJCNLP (1) (2021)
Keyphrases
- question answering
- neural model
- candidate answers
- passage retrieval
- information retrieval
- neural network
- recurrent neural networks
- text summarization
- control scheme
- information extraction
- cross language
- learning to rank
- question answering systems
- named entities
- ranked list
- natural language processing
- web search
- natural language
- qa clef
- retrieved documents
- natural language questions
- document retrieval
- retrieval systems
- web documents
- qa systems
- information retrieval systems
- multi layer perceptron
- machine learning
- ranking functions
- document collections
- search result
- text documents
- artificial neural networks
- pso algorithm
- answer extraction
- evaluation metrics
- query expansion
- particle swarm optimization
- correct answers
- control strategy
- semantic roles
- keywords
- artificial intelligence
- radial basis function