The Pseudo-Boolean Optimization Website

 

2d
D

 

variables: 100
density: 20%
diagonal coefficients: integer uniform [-75,75]
off-diagonal coefficients: integer uniform [-50,50]
starting seed:

37

 
Maximum
Value Type Source Method Time Technology
6,579 optimal

E. Boros, P. L. Hammer and G. Tavares, (2005), "Exact methods for unconstrained quadratic binary optimization", work currently underway, RUTCOR, Rutgers University.

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6,579 lower bound

F. Glover, G. Kochenberger and B. Alidaee, (1998), ''Adaptative memory tabu search for binary quadratic programs'', Management Science 44(3) 336-345.

tabu search 56 sec Pentium 90 PC.
 

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Last updated: February 12, 2005.