Improving Retrieval Effectiveness for Temporal-Constrained Top-K Query Processing.
Hao WuKuang LuXiaoming LiHui FangPublished in: AIRS (2017)
Keyphrases
- retrieval effectiveness
- query processing
- test collection
- information retrieval systems
- information retrieval
- retrieval model
- query expansion
- average precision
- user queries
- relevant documents
- database systems
- query terms
- pseudo relevance feedback
- index structure
- relevance judgments
- similarity search
- r tree
- retrieval process
- automatic query expansion
- relevance feedback
- query difficulty
- trec collections
- search terms
- retrieval efficiency
- text retrieval
- xml data
- query performance prediction
- recall oriented
- document rankings
- retrieved documents
- inverted index
- search tasks
- feature selection
- search engine