How optimization algorithms work & improving their performance

pre-solve is buggy Answered
0 votes 6 comments
Some questions about what I do to deal with the slow decline of gap value. Answered
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About the calculation speed Answered
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MIP start takes very long to process Answered
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Early Branching in Branch-and-Cut
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Cut loop at root node of MIP Answered
1 vote 6 comments
Separating specific cuts Answered
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MIP start did not produce a new incumbent solution Answered
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Complexity reduction makes the algorithm slower Answered
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Difference between nested quicksum and several quicksums Answered
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How Gurobi compute IIS for MIP problem? Answered
1 vote 5 comments
Checking feasibility of the problem Ongoing
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Request help in speeding up optimization(Mixed Integer Quadratic Problem) or finding why its taking that much time? Awaiting user input
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Benders Decomposition using Callback Ongoing
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Lazy constraint in MIPNODE and MIPSOL Awaiting user input
1 vote 5 comments
Do node relaxation values violate constraints? Answered
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Numerical Issues When Adding Var Bounds Answered
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Speed up MILP solving Ongoing
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Testing cutting planes from tableau Answered
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Lazy constraints not working?
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Always Global Solutions? Answered
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No solution found when using an objective function Answered
1 vote 5 comments
Unexpected behaviour of Crossover algorithm Answered
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callback to terminate after a number of same incumbent solution Answered
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Solve time issues with solution overlap parameter Answered
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Is there any benefit to providing multiple MIP starts? Answered
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Column Generation Answered
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Gurobi uses much less memory than I expected Answered
0 votes 4 comments
Methods for solving binary LP Ongoing
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