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» Lower bounds on the obstacle number of graphs
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CIAC
2006
Springer
97views Algorithms» more  CIAC 2006»
15 years 1 months ago
Network Discovery and Verification with Distance Queries
The network discovery (verification) problem asks for a minimum subset Q V of queries in an undirected graph G = (V, E) such that these queries discover all edges and non-edges o...
Thomas Erlebach, Alexander Hall, Michael Hoffmann ...
SIAMDM
2010
167views more  SIAMDM 2010»
14 years 4 months ago
Domination Game and an Imagination Strategy
The domination game played on a graph G consists of two players, Dominator and Staller who alternate taking turns choosing a vertex from G such that whenever a vertex is chosen by...
Bostjan Bresar, Sandi Klavzar, Douglas F. Rall
ICALP
2005
Springer
15 years 3 months ago
New Approaches for Virtual Private Network Design
Virtual Private Network Design is the following NP-hard problem. We are given a communication network, represented as a weighted graph with thresholds on the nodes which represent...
Friedrich Eisenbrand, Fabrizio Grandoni, Gianpaolo...
ICC
2009
IEEE
148views Communications» more  ICC 2009»
15 years 4 months ago
Analysis of Probabilistic Flooding: How Do We Choose the Right Coin?
Abstract—This paper studies probabilistic information dissemination in random networks. Consider the following scenario: A node intends to deliver a message to all other nodes in...
Sérgio Crisóstomo, Udo Schilcher, Ch...
AAIM
2009
Springer
101views Algorithms» more  AAIM 2009»
15 years 4 months ago
Three Results on Frequency Assignment in Linear Cellular Networks
In the frequency assignment problem we are given a graph representing a wireless network and a sequence of requests, where each request is associated with a vertex. Each request h...
Marek Chrobak, Jiri Sgall