Improving the Reliability of Query Expansion for User-Generated Speech Retrieval Using Query Performance Prediction.
Ahmad KhwilehAndy WayGareth J. F. JonesPublished in: CLEF (2017)
Keyphrases
- query expansion
- user generated
- query performance prediction
- retrieval effectiveness
- query suggestion
- query difficulty
- information retrieval
- information retrieval systems
- social media
- pseudo relevance feedback
- relevant documents
- language modeling
- language model
- relevance feedback
- retrieval model
- query logs
- web content
- text retrieval
- query terms
- user generated content
- retrieved documents
- sentiment analysis
- average precision
- web search engines
- information seeking
- search engine
- log data
- text mining
- automatic speech recognition
- information extraction
- bayesian networks