Introduction of a Probabilistic Language Model to Non-Factoid Question Answering Using Example Q&A Pairs.
Kosuke YoshidaTaro UedaMadoka IshioroshiHideyuki ShibukiTatsunori MoriPublished in: PACLIC (2012)
Keyphrases
- language model
- question answering
- probabilistic model
- passage retrieval
- information retrieval
- language modeling
- n gram
- speech recognition
- document retrieval
- retrieval model
- cross language
- natural language processing
- test collection
- natural language
- information extraction
- query terms
- query expansion
- generative model
- named entities
- translation model
- sentence retrieval
- relevance model
- bayesian networks
- syntactic information
- vector space model
- question answering systems
- pseudo relevance feedback
- semantic roles
- qa systems
- answer extraction
- machine learning
- information retrieval systems
- statistical machine translation