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JSAT
2008
79views more  JSAT 2008»
13 years 4 months ago
An Extended Semidefinite Relaxation for Satisfiability
This paper proposes a new semidefinite programming relaxation for the satisfiability problem. This relaxation is an extension of previous relaxations arising from the paradigm of ...
Miguel F. Anjos
SIAMJO
2010
100views more  SIAMJO 2010»
12 years 11 months ago
Explicit Sensor Network Localization using Semidefinite Representations and Facial Reductions
The sensor network localization, SNL , problem in embedding dimension r, consists of locating the positions of wireless sensors, given only the distances between sensors that are ...
Nathan Krislock, Henry Wolkowicz
CORR
2011
Springer
167views Education» more  CORR 2011»
12 years 11 months ago
On Quadratic Programming with a Ratio Objective
Quadratic Programming (QP) is the well-studied problem of maximizing over {−1, 1} values the quadratic form i=j aijxixj. QP captures many known combinatorial optimization proble...
Aditya Bhaskara, Moses Charikar, Rajsekar Manokara...
ENC
2005
IEEE
13 years 10 months ago
Hard Problem Generation for MKP
We developed generators that produce challenging MKP instances. Our approaches uses independently exponential distributions over a wide range to generate the constraint coefficien...
Maria A. Osorio, Germn Cuaya