983 search results - page 115 / 197 » Continuous Queries in Oracle |
CIKM
2001
Springer
15 years 2 months ago
2001
Springer
Using materialized view to accelerate OLAP queries is one of the most common methods used in ROLAP systems. However, high storage and computation cost make this method very diffic...
SSD
2001
Springer
15 years 2 months ago
2001
Springer
The design of external index structures for one- and multidimensional extended objects is a long and well studied subject in basic database research. Today, more and more commercia...
IJCNN
2000
IEEE
15 years 2 months ago
2000
IEEE
The class of piecewise linear homeomorphisms (PLH) provides a convenient functional representation for many applications wherein an approximation to data is required that is inver...
COCO
1990
Springer
15 years 2 months ago
1990
Springer
We show that if the Boolean hierarchy collapses to level k, then the polynomial hierarchy collapses to BH3(k), where BH3(k) is the kth level of the Boolean hierarchy over P 2 . Th...
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CVPR
2007
IEEE
15 years 1 months ago
2007
IEEE
Interactively learning from a small sample of unlabeled examples is an enormously challenging task, one that often arises in vision applications. Relevance feedback and more recen...