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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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FOCS
2006
IEEE
16 years 20 days ago
2006
IEEE
We convert cell-probe lower bounds for polynomial space into stronger lower bounds for near-linear space. Our technique applies to any lower bound proved through the richness meth...
174
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GLOBECOM
2006
IEEE
16 years 20 days ago
2006
IEEE
—Design of space-time codes that scale with the number of transmit antennas is a difficult problem. In this paper, we introduce a new family of space-time trellis codes (STTC) th...
191
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GLOBECOM
2006
IEEE
16 years 20 days ago
2006
IEEE
Overlay networks have been very useful in solving large scale data dissemination problems. In this paper, we consider the case of data gathering which is the inverse of disseminat...
186
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GLOBECOM
2006
IEEE
16 years 20 days ago
2006
IEEE
Abstract— In this paper, we consider the problem of detecting intrusions initiated by cooperative malicious nodes in infrastructure-based networks. We achieve this objective by s...