7 search results - page 2 / 2 » Bifocal Sampling for Skew-Resistant Join Size Estimation |
ICDE
2009
IEEE
14 years 1 days ago
2009
IEEE
—Sampling is used as a universal method to reduce the running time of computations – the computation is performed on a much smaller sample and then the result is scaled to comp...
DEXA
2006
Springer
13 years 7 months ago
2006
Springer
Geographic information systems (GIS) must support large georeferenced data sets. Due to the size of these data sets finding exact answers to spatial queries can be very time consum...