A geometric approach to approximate continuous k-median query.
Zhihong ChongJiajia BaoWeiwei NiAibo SongYinghao XieJinwang ZhengPublished in: IUCS (2010)
Keyphrases
- response time
- query processing
- user queries
- query evaluation
- database
- exact answers
- data structure
- query expansion
- complex queries
- approximate matching
- relevance feedback
- query formulation
- query execution
- piecewise linear
- data objects
- cost model
- range queries
- keywords
- search queries
- communication cost
- vector space
- user defined
- index structure
- efficient processing
- original query
- exact and approximate
- pre computed
- data sources