208 search results - page 17 / 42 » Efficient Computation of Multiple Group By Queries |
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
We present new algorithms on commodity graphics processors to perform fast computation of several common database operations. Specifically, we consider operations such as conjunct...
CVPR
2009
IEEE
15 years 2 months ago
2009
IEEE
Accurately identifying corresponded landmarks from a
population of shape instances is the major challenge in
constructing statistical shape models. In general, shapecorrespondenc...
ICCV
2009
IEEE
13 years 5 months ago
2009
IEEE
We propose a multi-object multi-camera framework for tracking large numbers of tightly-spaced objects that rapidly move in three dimensions. We formulate the problem of finding co...
DMSN
2006
ACM
13 years 11 months ago
2006
ACM
Sensor networks are often used to perform monitoring tasks, such as in animal or vehicle tracking and in surveillance of enemy forces in military applications. In this paper we in...
AI
2008
Springer
13 years 7 months ago
2008
Springer
Local computation in join trees or acyclic hypertrees has been shown to be linked to a particular algebraic structure, called valuation algebra. There are many models of this alge...