1000 search results - page 190 / 200 » Provenance for Aggregate Queries |
SIGMOD
2010
ACM
13 years 3 months ago
2010
ACM
In-memory tree structured index search is a fundamental database operation. Modern processors provide tremendous computing power by integrating multiple cores, each with wide vect...
KDD
2005
ACM
14 years 9 months ago
2005
ACM
The Web has been rapidly "deepened" by myriad searchable databases online, where data are hidden behind query interfaces. As an essential task toward integrating these m...
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
Sketching techniques can provide approximate answers to aggregate queries either for data-streaming or distributed computation. Small space summaries that have linearity propertie...
WSDM
2009
ACM
14 years 3 months ago
2009
ACM
The ranking function used by search engines to order results is learned from labeled training data. Each training point is a (query, URL) pair that is labeled by a human judge who...
ESCIENCE
2006
IEEE
14 years 2 months ago
2006
IEEE
Effective scheduling in large-scale computational grids is challenging because it requires tracking the dynamic state of the large number of distributed resources that comprise th...