1404 search results - page 180 / 281 » An Estimation of Distribution Algorithm Based on Maximum Ent... |
132
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SIGMOD
2008
ACM
15 years 3 months ago
2008
ACM
We consider the problem of evaluating multiple overlapping queries defined on data streams, where each query is a conjunction of multiple filters and each filter may be shared acr...
132
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CSDA
2008
15 years 3 months ago
2008
It is shown that any pair of scatter and spatial scatter matrices yields an estimator of the separating matrix for complex-valued independent component analysis (ICA). Scatter (re...
125
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RTCSA
2007
IEEE
15 years 9 months ago
2007
IEEE
A task that suspends itself to wait for an I/O completion or to wait for an event from another node in distributed environments is called an I/O blocking task. In conventional har...
134
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SIGMOD
2004
ACM
16 years 3 months ago
2004
ACM
Cardinality estimation during query optimization relies on simplifying assumptions that usually do not hold in practice. To diminish the impact of inaccurate estimates during opti...
310
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Presentation
In this paper, we present an automatic statistical approach for extracting 3D blood vessels from time-of-flight (TOF) magnetic resonance angiography (MRA) data. The voxels of the d...