Barrier ordering algorithm
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| ILOG CPLEX 11.0 Parameters Reference Manual > > Alphabetic List of Parameters > Barrier ordering algorithm |
Barrier ordering algorithm |
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C Name
CPX_PARAM_BARORDER
C++ Name
BarOrder
Java Name
BarOrder
.NET Name
BarOrder
InteractiveOptimizer
barrier ordering
Identifier
3014
Description
Sets the algorithm to be used to permute the rows of the constraint matrix in order to reduce fill in the Cholesky factor.
Values
Value |
Meaning |
|---|---|
0 |
Automatic: let CPLEX choose; default |
1 |
Approximate minimum degree (AMD) |
2 |
Approximate minimum fill (AMF) |
3 |
Nested dissection (ND) |
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