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APPROX
2006
Springer
234views Algorithms» more  APPROX 2006»
15 years 7 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...
INFOCOM
2008
IEEE
15 years 9 months ago
The Meandering Current Mobility Model and its Impact on Underwater Mobile Sensor Networks
—Underwater mobile acoustic sensor networks are promising tools for the exploration of the oceans. These networks require new robust solutions for fundamental issues such as: loc...
Antonio Caruso, Francesco Paparella, Luiz Filipe M...
ICC
2007
IEEE
139views Communications» more  ICC 2007»
15 years 9 months ago
Radio Resource Allocation Algorithm for Relay-Aided Cellular OFDMA System
— We address the problem of radio resource allocation in the Downlink (DL) of relay–aided cellular system, based on OFDMA transmission technology. There has been little work on...
Megumi Kaneko, Petar Popovski
137
Voted
VTC
2007
IEEE
119views Communications» more  VTC 2007»
15 years 9 months ago
Adaptive Resource Allocation in Cellular OFDMA System with Multiple Relay Stations
— We address the problem of radio resource allocation in the Downlink (DL) of a cellular system with Relay Stations (RS), based on Orthogonal Frequency Division Multiple Access (...
Megumi Kaneko, Petar Popovski
137
Voted
NLDB
2007
Springer
15 years 9 months ago
Applying Wikipedia's Multilingual Knowledge to Cross-Lingual Question Answering
The application of the multilingual knowledge encoded in Wikipedia to an open–domain Cross–Lingual Question Answering system based on the Inter Lingual Index (ILI) module of Eu...
Sergio Ferrández, Antonio Toral, Ósc...