ILOG CPLEX 10.2 Parameters Reference Manual > > Alphabetic List of Parameters > Node presolve selector |
Node presolve selector |
INDEX
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C Name
CPX_PARAM_PRESLVND
C++ Name
PreslvNd
Java Name
PreslvNd
.NET Name
PreslvNd
InteractiveOptimizer
mip strategy presolvenode
Identifier
2037
Description
Determines whether node presolve should be performed at the nodes of a mixed integer programming (MIP) solution. Node presolve can significantly reduce solution time for some models. The default setting is generally effective at determining whether to apply node presolve, although runtimes can be reduced for some models by turning node presolve off.
Values
Value |
Meaning |
---|---|
-1 |
No node presolve |
0 |
Automatic: let CPLEX choose; default |
1 |
Force presolve at nodes |
2 |
Perform probing on integer-infeasible variables |
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