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144
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CIKM
2005
Springer
15 years 12 months ago
2005
Springer
In this paper, we devise a method for the estimation of the true support of itemsets on data streams, with the objective to maximize one chosen criterion among {precision, recall}...
195
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COMPUTING
2008
15 years 6 months ago
2008
Generalizing the approach of a previous work [15] the authors present multilevel preconditioners for three-dimensional (3D) elliptic problems discretized by a family of Rannacher ...
173
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ICPR
2006
IEEE
16 years 7 months ago
2006
IEEE
The recovery of writing trajectory from offline handwritten image is generally regarded as a difficult problem [1]. This paper introduced a method to recover the writing trajector...
170
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CORR
2011
Springer
15 years 1 months ago
2011
Springer
We consider the problem of human-assisted graph search: given a directed acyclic graph with some (unknown) target node(s), we consider the problem of finding the target node(s) b...
204
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JMLR
2010
15 years 4 months ago
2010
We extend the well-known BFGS quasi-Newton method and its memory-limited variant LBFGS to the optimization of nonsmooth convex objectives. This is done in a rigorous fashion by ge...