861 search results - page 168 / 173 » Information landscapes and the analysis of search algorithms |
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SIGMOD
2009
ACM
15 years 10 months ago
2009
ACM
Column-oriented database systems [19, 23] perform better than traditional row-oriented database systems on analytical workloads such as those found in decision support and busines...
MOBISYS
2004
ACM
15 years 10 months ago
2004
ACM
Wireless data broadcast has received a lot of attention from industries and academia in recent years. Access efficiency and energy conservation are two critical performance concer...
CIKM
2007
Springer
15 years 4 months ago
2007
Springer
As one of the most effective query expansion approaches, local feedback is able to automatically discover new query terms and improve retrieval accuracy for different retrieval ...
MM
2003
ACM
15 years 3 months ago
2003
ACM
Representation of relative spatial relations between objects is required in many multimedia database applications. Quantitative representation of spatial relations taking into acc...
WWW
2009
ACM
15 years 3 months ago
2009
ACM
Fully automatic methods that extract lists of objects from the Web have been studied extensively. Record extraction, the first step of this object extraction process, identifies...