Algorithms
New postHow optimization algorithms work & improving their performance
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Is Parallel exploration of tree for MIP concurrent with callback execution? Answered0 votes 3 comments

How does Gurobi determine whether a MIQCQP problem is feasible or not Answered0 votes 3 comments

Gurobi inconsistent performance when solving the MIP problems in parallel and in sequence Answered0 votes 1 comment

Extract cutting planes Answered0 votes 2 comments

Can we improve solution time when integer variables are determined by continuous variables? Answered0 votes 2 comments

Warm start in callback to improve solution Answered0 votes 2 comments

Bound update rule0 votes 2 comments

Lagrangian Relaxation bound greater than optimal solution Answered0 votes 1 comment

Objective function tolerance Answered0 votes 2 comments

Feasible heuristic solution? Answered0 votes 1 comment

Reliable Results ? Answered1 vote 3 comments

Branching Priority for nonconvex MIQCP Answered0 votes 1 comment

Very slow MIP solving for small problem, how to speed up?0 votes 1 comment

Optimization Answered0 votes 1 comment

If solver hits time limit, is a solution output? Answered0 votes 3 comments

Stochastic programming Answered0 votes 1 comment

Barrier: Inflated problem iterates and solves much faster Answered0 votes 2 comments

Model contains large quadratic objective coefficient range.2 votes 9 comments

What does Gurobi do for different values of the NumericFocus parameter? Answered0 votes 1 comment

Always Global Solutions? Answered0 votes 1 comment

Dealing with 'Suboptimal termination' in Barrier Method Answered1 vote 1 comment

Tolerance and constraint parameters Answered2 votes 3 comments

What solution wll GUROBI return when solving an unbounded MILP?1 vote 0 comments

Time limit on a parallel solve0 votes 1 comment

MIP solution process  updating the incumbent objective value Answered0 votes 1 comment

Solving LPs sequentially versus one large LP with noninteracting variables/constraints Answered0 votes 3 comments

No solution found when using an objective function Answered1 vote 5 comments