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CIAC
2006
Springer
97views Algorithms» more  CIAC 2006»
13 years 11 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 ...
ICDE
2007
IEEE
205views Database» more  ICDE 2007»
14 years 9 months ago
Multi-source Skyline Query Processing in Road Networks
Skyline query processing has been investigated extensively in recent years, mostly for only one query reference point. An example of a single-source skyline query is to find hotel...
Ke Deng, Xiaofang Zhou, Heng Tao Shen
FOCS
2007
IEEE
14 years 2 months ago
Towards Sharp Inapproximability For Any 2-CSP
We continue the recent line of work on the connection between semidefinite programming-based approximation algorithms and the Unique Games Conjecture. Given any boolean 2-CSP (or...
Per Austrin
GECCO
2008
Springer
123views Optimization» more  GECCO 2008»
13 years 8 months ago
Precision, local search and unimodal functions
We investigate the effects of precision on the efficiency of various local search algorithms on 1-D unimodal functions. We present a (1 + 1)-EA with adaptive step size which fin...
Martin Dietzfelbinger, Jonathan E. Rowe, Ingo Wege...
STACS
2007
Springer
14 years 1 months ago
Wavelength Management in WDM Rings to Maximize the Number of Connections
Abstract. We study computationally hard combinatorial problems arising from the important engineering question of how to maximize the number of connections that can be simultaneous...
Ioannis Caragiannis