Towards an Efficient Approximate Solution for the Weighted User Authorization Query Problem.
Jianfeng LuZheng WangDewu XuChangbing TangJianmin HanPublished in: IEICE Trans. Inf. Syst. (2017)
Keyphrases
- user queries
- query formulation
- relevance feedback
- user interaction
- user defined
- query processing
- result set
- user interface
- query evaluation
- query suggestion
- query refinement
- response time
- user specifies
- google search engine
- retrieval process
- correct answers
- query expansion
- initial query
- database
- keywords
- user requests
- database queries
- user feedback
- search logs
- access control
- information retrieval systems
- end users
- recommender systems
- data structure
- search queries
- complex queries
- keyword queries
- keyword search
- user profiles
- original query
- knn
- potentially relevant