679 search results - page 62 / 136 » Approximate Temporal Aggregation |
221
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ICDE
2006
IEEE
16 years 2 months ago
2006
IEEE
Wireless sensor networks are proving to be useful in a variety of settings. A core challenge in these networks is to minimize energy consumption. Prior database research has propo...
138
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VTC
2010
IEEE
14 years 10 months ago
2010
IEEE
Abstract--This paper analyzes the outage probability in cognitive radio networks, based on the Poisson point process model of node spatial distribution and the standard propagation...
132
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VLDB
2004
ACM
15 years 6 months ago
2004
ACM
We address the problem of computing approximate answers to continuous sliding-window joins over data streams when the available memory may be insufficient to keep the entire join...
113
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CVPR
2005
IEEE
16 years 2 months ago
2005
IEEE
We propose an algorithm for estimating disparity and occlusion in stereo video sequences. The algorithm defines a prior on sequences of disparity maps using a 3D Markov random fie...
152
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FGR
2011
IEEE
14 years 4 months ago
2011
IEEE
—An expression can be approximated by a sequence of temporal segments called neutral, onset, offset and apex. However, it is not easy to accurately detect such temporal segments ...