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» On Graph Problems in a Semi-streaming Model
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EMMCVPR
2005
Springer
15 years 3 months ago
Probabilistic Subgraph Matching Based on Convex Relaxation
We present a novel approach to the matching of subgraphs for object recognition in computer vision. Feature similarities between object model and scene graph are complemented with ...
Christian Schellewald, Christoph Schnörr
FCT
2005
Springer
15 years 3 months ago
On the Black-Box Complexity of Sperner's Lemma
We present several results on the complexity of various forms of Sperner’s Lemma in the black-box model of computing. We give a deterministic algorithm for Sperner problems over ...
Katalin Friedl, Gábor Ivanyos, Miklos Santh...
COMPGEOM
2004
ACM
15 years 3 months ago
Deformable spanners and applications
For a set S of points in Rd, an s-spanner is a graph on S such that any pair of points is connected via some path in the spanner whose total length is at most s times the Euclidea...
Jie Gao, Leonidas J. Guibas, An Nguyen
ISCC
2003
IEEE
113views Communications» more  ISCC 2003»
15 years 3 months ago
Channel Sharing of Competing Flows in Ad Hoc Networks
This paper studies the fairness with which competing flows share the channel in ad hoc networks using collision avoidance protocols. It is shown that the required multihop coordi...
Yu Wang, J. J. Garcia-Luna-Aceves
CDC
2009
IEEE
133views Control Systems» more  CDC 2009»
15 years 2 months ago
On the security of linear consensus networks
Abstract—This work considers the problem of reaching consensus in an unreliable linear consensus network. A solution to this problem is relevant for several tasks in multi-agent ...
Fabio Pasqualetti, Antonio Bicchi, Francesco Bullo