Query Snowball: A Co-occurrence-based Approach to Multi-document Summarization for Question Answering.
Hajime MoritaTetsuya SakaiManabu OkumuraPublished in: Inf. Media Technol. (2012)
Keyphrases
- co occurrence
- question answering
- multi document summarization
- text summarization
- query terms
- named entities
- natural language processing
- semantic relations
- natural language
- query expansion
- information retrieval
- query processing
- information extraction
- semantic similarity
- document set
- cross language
- user queries
- relation extraction
- vector space
- automatic summarization
- wordnet
- relevance feedback
- word sense
- question answering systems
- expert systems
- semantic roles
- retrieval effectiveness
- part of speech
- topic models
- pseudo relevance feedback
- artificial intelligence