Reinforcement Learning from Reformulations in Conversational Question Answering over Knowledge Graphs.
Magdalena KaiserRishiraj Saha RoyGerhard WeikumPublished in: CoRR (2021)
Keyphrases
- question answering
- reinforcement learning
- natural language
- information retrieval
- question answering systems
- natural language processing
- named entities
- question classification
- relation extraction
- knowledge representation
- open domain question answering
- information extraction
- qa clef
- background knowledge
- domain knowledge
- knowledge base
- natural language questions
- cross language
- expert systems
- passage retrieval
- syntactic information
- answering questions
- sentence retrieval
- machine learning
- candidate answers
- artificial intelligence
- question answer pairs
- multi modal