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» Improved Approximation Algorithms for Label Cover Problems
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AAAI
2007
15 years 5 months ago
Learning Large Scale Common Sense Models of Everyday Life
Recent work has shown promise in using large, publicly available, hand-contributed commonsense databases as joint models that can be used to infer human state from day-to-day sens...
William Pentney, Matthai Philipose, Jeff A. Bilmes...
ACISP
2010
Springer
15 years 4 months ago
Security Estimates for Quadratic Field Based Cryptosystems
Abstract. We describe implementations for solving the discrete logarithm problem in the class group of an imaginary quadratic field and in the infrastructure of a real quadratic fi...
Jean-François Biasse, Michael J. Jacobson, ...
SODA
2012
ACM
226views Algorithms» more  SODA 2012»
13 years 5 months ago
On the hardness of pricing loss-leaders
Consider the problem of pricing n items under an unlimited supply with m buyers. Each buyer is interested in a bundle of at most k of the items. These buyers are single minded, wh...
Preyas Popat, Yi Wu
STOC
2009
ACM
160views Algorithms» more  STOC 2009»
16 years 3 months ago
CSP gaps and reductions in the lasserre hierarchy
We study integrality gaps for SDP relaxations of constraint satisfaction problems, in the hierarchy of SDPs defined by Lasserre. Schoenebeck [25] recently showed the first integra...
Madhur Tulsiani
AUIC
2005
IEEE
15 years 8 months ago
Aiding Text Entry of Foreign Alphabets with Visual Keyboard Plus
Computer keyboards are used to input hundreds of different languages using many different alphabets. Despite this diversity, the physical layout of keyboards is fairly uniform, ...
L. Rennie, Andy Cockburn