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ECIR
2009
Springer
16 years 3 months ago
Quality-Oriented Search for Depression Portals
The problem of low-quality information on the Web is nowhere more important than in the domain of health, where unsound information and misleading advice can have serious consequen...
Thanh Tin Tang, David Hawking, Ramesh S. Sankarana...
PVLDB
2010
123views more  PVLDB 2010»
15 years 5 months ago
Sharing-Aware Horizontal Partitioning for Exploiting Correlations During Query Processing
Optimization of join queries based on average selectivities is suboptimal in highly correlated databases. In such databases, relations are naturally divided into partitions, each ...
Kostas Tzoumas, Amol Deshpande, Christian S. Jense...
SIGMOD
2005
ACM
138views Database» more  SIGMOD 2005»
16 years 6 months ago
Automatic Physical Database Tuning: A Relaxation-based Approach
In recent years there has been considerable research on automated selection of physical design in database systems. In current solutions, candidate access paths are heuristically ...
Nicolas Bruno, Surajit Chaudhuri
SIGIR
2009
ACM
16 years 1 months ago
Compressing term positions in web indexes
Large search engines process thousands of queries per second on billions of pages, making query processing a major factor in their operating costs. This has led to a lot of resear...
Hao Yan, Shuai Ding, Torsten Suel
VISUAL
2007
Springer
16 years 23 days ago
News Video Retrieval by Learning Multimodal Semantic Information
With the explosion of multimedia data especially that of video data, requirement of efficient video retrieval has becoming more and more important. Years of TREC Video Retrieval Ev...
Hui Yu, Bolan Su, Hong Lu, Xiangyang Xue