Survey on challenges of Question Answering in the Semantic Web.
Konrad HöffnerSebastian WalterEdgard MarxRicardo UsbeckJens LehmannAxel-Cyrille Ngonga NgomoPublished in: Semantic Web (2017)
Keyphrases
- question answering
- natural language processing
- natural language
- question classification
- information extraction
- cross language
- information retrieval
- metadata
- passage retrieval
- syntactic information
- named entities
- relation extraction
- question answering systems
- qa systems
- qa clef
- knowledge representation
- answer extraction
- sentence retrieval
- machine learning
- natural language questions
- answer validation
- bag of words
- semantic roles
- text categorization