839 search results - page 90 / 168 » Ensemble-index: a new approach to indexing large databases |
SAC
2008
ACM
13 years 7 months ago
2008
ACM
Because of the large amount of trajectory data produced by mobile devices, there is an increasing need for mechanisms to extract knowledge from this data. Most existing works have...
CIKM
2009
Springer
14 years 14 days ago
2009
Springer
Data mining can extract important knowledge from large data collections - but sometimes these collections are split among various parties. Privacy concerns may prevent the parties...
CORR
2007
Springer
13 years 7 months ago
2007
Springer
Purpose: To provide a critical review of Bergman’s 2001 study on the Deep Web. In addition, we bring a new concept into the discussion, the Academic Invisible Web (AIW). We defi...
CIVR
2007
Springer
14 years 2 months ago
2007
Springer
This paper proposes and compares two novel schemes for near duplicate image and video-shot detection. The first approach is based on global hierarchical colour histograms, using ...
SIGMOD
2009
ACM
14 years 8 months ago
2009
ACM
SQL tuning--the attempt to improve a poorly-performing execution plan produced by the database query optimizer-is a critical aspect of database performance tuning. Ironically, as ...