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171
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SIGPRO
2010
15 years 4 months ago
2010
The recovery of signal parameters from noisy sampled data is a fundamental problem in digital signal processing. In this paper, we consider the following spectral analysis problem...
205
Voted
COMPGEOM
2011
ACM
14 years 9 months ago
2011
ACM
Given a continuous function f : X → IR on a topological space X, its level set f−1 (a) changes continuously as the real value a changes. Consequently, the connected components...
257
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ICDE
2008
IEEE
16 years 7 months ago
2008
IEEE
Subspace clustering has attracted great attention due to its capability of finding salient patterns in high dimensional data. Order preserving subspace clusters have been proven to...
170
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ECCV
2004
Springer
15 years 9 months ago
2004
Springer
Abstract. Assessing the matching error rates of a biometric identification devices is integral to understanding its performance. Here we propose and evaluate several methods for cr...
153
Voted
ICPR
2008
IEEE
16 years 7 months ago
2008
IEEE
Clustering time-series data poses problems, which do not exist in traditional clustering in Euclidean space. Specifically, cluster prototype needs to be calculated, where common s...