Sciweavers

2229 search results - page 195 / 446
» The Case for Grounding Databases
Sort
View
ICDE
2002
IEEE
204views Database» more  ICDE 2002»
16 years 7 months ago
Approximating a Data Stream for Querying and Estimation: Algorithms and Performance Evaluation
Obtaining fast and good quality approximations to data distributions is a problem of central interest to database management. A variety of popular database applications including,...
Sudipto Guha, Nick Koudas
SIGMOD
2009
ACM
120views Database» more  SIGMOD 2009»
16 years 6 months ago
Kernel-based skyline cardinality estimation
The skyline of a d-dimensional dataset consists of all points not dominated by others. The incorporation of the skyline operator into practical database systems necessitates an ef...
Zhenjie Zhang, Yin Yang, Ruichu Cai, Dimitris Papa...
SIGMOD
2008
ACM
182views Database» more  SIGMOD 2008»
16 years 6 months ago
Angle-based space partitioning for efficient parallel skyline computation
Recently, skyline queries have attracted much attention in the database research community. Space partitioning techniques, such as recursive division of the data space, have been ...
Akrivi Vlachou, Christos Doulkeridis, Yannis Kotid...
ICDT
2010
ACM
161views Database» more  ICDT 2010»
15 years 9 months ago
Data Correspondence, Exchange, and Repair
Checking the correspondence between two or more database instances and enforcing it is a procedure widely used in practice without however having been explored from a theoretical ...
Gösta Grahne, Adrian Onet
ICDT
2010
ACM
193views Database» more  ICDT 2010»
15 years 9 months ago
Data correspondence, exchange and repair
Checking the correspondence between two or more database instances and enforcing it is a procedure widely used in practice without however having been explored from a theoretical ...
Gösta Grahne, Adrian Onet