287 search results - page 38 / 58 » Optimal Histograms with Quality Guarantees |
SSDBM
2010
IEEE
13 years 7 months ago
2010
IEEE
Reservoir sampling is a well-known technique for random sampling over data streams. In many streaming applications, however, an input stream may be naturally heterogeneous, i.e., c...
PODS
2004
ACM
14 years 10 months ago
2004
ACM
Several studies have demonstrated the effectiveness of the wavelet decomposition as a tool for reducing large amounts of data down to compact wavelet synopses that can be used to ...
DAC
2002
ACM
14 years 10 months ago
2002
ACM
We have developed a generic integer linear programming(ILP)based engineering change(EC) methodology. The EC methodology has three components: enabling, fast, and preserving. Enabl...
VEE
2009
ACM
14 years 4 months ago
2009
ACM
Virtualization essentially enables multiple operating systems and applications to run on one physical computer by multiplexing hardware resources. A key motivation for applying vi...
CLEF
2007
Springer
14 years 4 months ago
2007
Springer
This article describes the participation of the University and Hospitals of Geneva at three tasks of the 2007 ImageCLEF image retrieval benchmark. The visual retrieval techniques r...