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165
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FOCS
2006
IEEE
16 years 20 days ago
2006
IEEE
d abstract] Robert Krauthgamer ∗ IBM Almaden James R. Lee † Institute for Advanced Study We initiate the study of approximate algorithms on negatively curved spaces. These spa...
186
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PODC
2006
ACM
16 years 17 days ago
2006
ACM
We study a novel separator property called k-path separable. Roughly speaking, a k-path separable graph can be recursively separated into smaller components by sequentially removi...
188
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SSDBM
2003
IEEE
15 years 12 months ago
2003
IEEE
In many application contexts, like statistical databases, scientific databases, query optimizers, OLAP, and so on, data are often summarized into synopses of aggregate values. Su...
152
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ICANN
2003
Springer
15 years 11 months ago
2003
Springer
Abstract. This paper proposes a general approach named ExpectationMiniMax (EMM) for clustering analysis without knowing the cluster number. It describes the contrast function of Ex...
205
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STACS
2001
Springer
15 years 11 months ago
2001
Springer
We consider the problem of computing an optimal range assignment in a wireless network which allows a specified source station to perform a broadcast operation. In particular, we ...