-
What is the difference between the nodes Explored time and the cpu time? Answered 0 votes 3 comments -
How to make the search over B&B tree faster? Answered 0 votes 14 comments -
NoRel and setting time limits Answered 0 votes 6 comments -
Gurobi solver, algorithm Answered 0 votes 2 comments -
Numerical problem encountered while solving non-convex QCQP Answered 0 votes 2 comments -
How does NodeMethod work? Answered 0 votes 7 comments -
Convergence rate dependency on variables bounds Answered 0 votes 2 comments -
improving the quality of feasible solution Answered 0 votes 3 comments -
Lazy constraints as general constraints? Answered 0 votes 5 comments -
Linearize general constraints Gurobi Answered 0 votes 2 comments -
Adding a few variables and constraints makes the model nearly unsolvable Answered 0 votes 7 comments -
Dual values for maximization problem with and without variable upper bound Answered 0 votes 4 comments -
Optimal solution found early but long time to close gap Answered 0 votes 8 comments -
insert heuristic into CallBack Answered 0 votes 5 comments -
pre-solve algorithm Answered 0 votes 2 comments -
Callback cut count and cut count in the MIP log are not equal Answered 0 votes 4 comments -
Can we add user cuts on root node only? Answered 0 votes 3 comments -
Lazy Constraints with Presolve Answered 0 votes 2 comments -
Branch-and-cut performance and PreCrush Answered 0 votes 3 comments -
warm start LP solver in Gurobi Answered 0 votes 3 comments -
L1 minimization Answered 0 votes 8 comments -
Custom heuristic implementation for MIQCP Answered 0 votes 5 comments -
pre-solve is buggy Answered 0 votes 7 comments -
How do I specify the algorithm used to solve my model in pyomo? Answered 1 vote 2 comments -
Branch-and-Bound integer/float Answered 0 votes 2 comments -
Crossover Takes Long Answered 0 votes 2 comments -
Stop callbacks Answered 0 votes 2 comments -
Bug with "presolve" Answered 0 votes 4 comments -
Unable to find sub-optimal solution Answered 1 vote 4 comments -
Some questions about what I do to deal with the slow decline of gap value. Answered 0 votes 7 comments
Algorithms
New postHow optimization algorithms work & improving their performance