46 search results - page 6 / 10 » On the topological lower bound for the multichromatic number |
MONET
2008
14 years 9 months ago
2008
This paper investigates a distributed and adaptive approach to manage spectrum usage in dynamic spectrum access networks. While previous works focus on centralized provisioning, w...
INFOCOM
2009
IEEE
15 years 4 months ago
2009
IEEE
—We consider the question of obtaining tight delay guarantees for throughout-optimal link scheduling in arbitrary topology wireless ad-hoc networks. We consider two classes of sc...
ALMOB
2008
14 years 9 months ago
2008
Background: In recent years, quartet-based phylogeny reconstruction methods have received considerable attentions in the computational biology community. Traditionally, the accura...
COMPGEOM
2003
ACM
15 years 2 months ago
2003
ACM
Given a Morse function over a 2-manifold with or without boundary, the Reeb graph is obtained by contracting the connected components of the level sets to points. We prove tight u...
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INFOCOM
2012
IEEE
13 years 1 days ago
2012
IEEE
—Distributed systems without trusted identities are particularly vulnerable to sybil attacks, where an adversary creates multiple bogus identities to compromise the running of th...