Discourse Complements Lexical Semantics for Non-factoid Answer Reranking.
Peter JansenMihai SurdeanuPeter ClarkPublished in: ACL (1) (2014)
Keyphrases
- lexical semantics
- question answering
- correct answers
- natural language processing
- visual perception
- qa systems
- minimally supervised
- answer extraction
- ontology learning
- natural language
- computational linguistics
- semantic role labeling
- semantic features
- machine translation
- context free grammars
- semantic relations
- visual features
- visual attention
- low level features
- information processing
- image classification
- information extraction
- knowledge representation
- domain knowledge
- information retrieval