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104
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SIGMETRICS
2011
ACM
14 years 20 days ago
2011
ACM
Opportunistic routing aims to improve wireless performance by exploiting communication opportunities arising by chance. A key challenge in opportunistic routing is how to achieve ...
107
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TKDE
2012
13 years 7 days ago
2012
—In a traditional keyword-search system over XML data, a user composes a keyword query, submits it to the system, and retrieves relevant answers. In the case where the user has l...
CVPR
2006
IEEE
15 years 12 months ago
2006
IEEE
In this paper, we present a shape constrained Markov network for accurate face alignment. The global face shape is defined as a set of weighted shape samples which are integrated ...
CVPR
2007
IEEE
15 years 12 months ago
2007
IEEE
We introduce a novel probabilistic approach for nonparametric nonrigid image registration using generalized elastic nets, a model previously used for topographic maps. The idea of...
162
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ICDE
2002
IEEE
15 years 11 months ago
2002
IEEE
We propose a novel index structure, termed XTrie, that supports the efficient filtering of XML documents based on XPath expressions. Our XTrie index structure offers several novel...