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» The Complexity of Graph Connectivity
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CIKM
2009
Springer
14 years 2 months ago
Efficient processing of group-oriented connection queries in a large graph
We study query processing in large graphs that are fundamental data model underpinning various social networks and Web structures. Given a set of query nodes, we aim to find the g...
James Cheng, Yiping Ke, Wilfred Ng
KDD
2012
ACM
226views Data Mining» more  KDD 2012»
12 years 17 days ago
TourViz: interactive visualization of connection pathways in large graphs
We present TOURVIZ, a system that helps its users to interactively visualize and make sense in large network datasets. In particular, it takes as input a set of nodes the user spe...
Duen Horng Chau, Leman Akoglu, Jilles Vreeken, Han...
APPROX
2006
Springer
234views Algorithms» more  APPROX 2006»
14 years 1 months ago
Constant-Factor Approximation for Minimum-Weight (Connected) Dominating Sets in Unit Disk Graphs
For a given graph with weighted vertices, the goal of the minimum-weight dominating set problem is to compute a vertex subset of smallest weight such that each vertex of the graph...
Christoph Ambühl, Thomas Erlebach, Matú...
ICNS
2009
IEEE
14 years 4 months ago
Impact of Obstacles on the Degree of Mobile Ad Hoc Connection Graphs
What is the impact of obstacles on the graphs of connections between stations in Mobile Ad hoc Networks? In order to answer, at least partially, this question, the first step is ...
Cédric Gaël Aboue-Nze, Fréd&eac...
PAMI
2010
133views more  PAMI 2010»
13 years 8 months ago
An Experimental Study of Graph Connectivity for Unsupervised Word Sense Disambiguation
— Word sense disambiguation (WSD), the task of identifying the intended meanings (senses) of words in context, has been a long-standing research objective for natural language pr...
Roberto Navigli, Mirella Lapata