482 search results - page 73 / 97 » Selectivity Estimation in Spatial Databases |
VLDB
1989
ACM
13 years 11 months ago
1989
ACM
In this paper, we show detailed analysis and performance evaluation of the Dynamic Hybrid GRACE Hash Join Method (DHGH Method) when the tuple distribution in buckets is unbalanced...
TMI
1998
13 years 7 months ago
1998
Abstract—Segmenting lesions is a vital step in many computerized mass-detection schemes for digital (or digitized) mammograms. We have developed two novel lesion segmentation tec...
TIP
2008
13 years 7 months ago
2008
Active learning methods have been considered with increased interest in the statistical learning community. Initially developed within a classification framework, a lot of extensio...
ICDE
2010
IEEE
14 years 18 days ago
2010
IEEE
— When a database system is extended with the skyline operator, it is important to determine the most efficient way to execute a skyline query across tables with join operations...
DASFAA
2008
IEEE
13 years 9 months ago
2008
IEEE
The increase in the advanced location based services such as traffic coordination and management necessitates the need for advanced models tracking the positions of Moving Objects ...