640 search results - page 25 / 128 » Query Optimization Using Multiple SIP Strategies |
CEC
2009
IEEE
14 years 5 months ago
2009
IEEE
－ In this paper, we propose a Multiobjective Self-adaptive Differential Evolution algorithm with objective-wise learning strategies (OW-MOSaDE) to solve numerical optimization pr...
DPD
2002
13 years 10 months ago
2002
A major cost in executing queries in a distributed database system is the data transfer cost incurred in transferring relations (fragments) accessed by a query from different sites...
ICDE
2000
IEEE
14 years 3 months ago
2000
IEEE
We consider an architecture of mediators and wrappers for Internet accessible WebSources of limited query capability. Each call to a source is a WebSource Implementation (WSI) and...
EDBT
2006
ACM
14 years 11 months ago
2006
ACM
Scientific data in the life sciences is distributed over various independent multi-format databases and is constantly expanding. We discuss a scenario where a life science research...
IWMMDBMS
1998
14 years 8 days ago
1998
: In recent years the fusion of multimedia information from multiple real-time sources and databases has become increasingly important because of its practical significance in many...