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SIGMOD
1996
ACM
14 years 17 days ago
1996
ACM
Scheduling query execution plans is an important component of query optimization in parallel database systems. The problem is particularly complex in a shared-nothing execution en...
CORR
2008
Springer
13 years 8 months ago
2008
Springer
We consider the problem of rate allocation in a fading Gaussian multiple-access channel (MAC) with fixed transmission powers. Our goal is to maximize a general concave utility func...
CORR
2004
Springer
13 years 8 months ago
2004
Springer
We introduce regular graph constraints and explore their decidability properties. The motivation for regular graph constraints is 1) type checking of changing types of objects in ...
ICCV
2007
IEEE
14 years 10 months ago
2007
IEEE
Ricci flow is a powerful curvature flow method in geometric analysis. This work is the first application of surface Ricci flow in computer vision. We show that previous methods ba...
WWW
2004
ACM
14 years 9 months ago
2004
ACM
As web service technology matures there is growing interest in exploiting workflow techniques to coordinate web services. Bioinformaticians are a user community who combine web re...