6110 search results - page 234 / 1222 » Approximate Computing |
190
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GRID
2003
Springer
15 years 11 months ago
2003
Springer
We are developing a grid information service, RGIS, that is based on the relational data model. RGIS supports complex queries written in SQL that search for compositions (using jo...
171
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MP
2006
15 years 6 months ago
2006
Mixed integer programming (MIP) formulations are typically tightened through the use of a separation algorithm and the addition of violated cuts. Using extended formulations involv...
186
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ECCC
2000
15 years 6 months ago
2000
We analyze the addition of a simple local improvement step to various known randomized approximation algorithms. Let ' 0:87856 denote the best approximation ratio currently k...
178
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JCO
2010
15 years 5 months ago
2010
The following planar minimum disk cover problem is considered in this paper: given a set D of n disks and a set P of m points in the Euclidean plane, where each disk covers a subse...
156
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WWW
2007
ACM
16 years 7 months ago
2007
ACM
Discovering mappings between concept hierarchies is widely regarded as one of the hardest and most urgent problems facing the Semantic Web. The problem is even harder in domains w...