sifting subproblem algorithm

Sets the algorithm to be used for solving sifting subproblems.

Purpose

Sifting subproblem algorithm

API Parameter Name Name prior to V12.6.0
C CPXPARAM_Sifting_Algorithm CPX_PARAM_SIFTALG
C++ IloCplex::Param::Sifting::Algorithm SiftAlg (int)
Java IloCplex.Param.Sifting.Algorithm SiftAlg (int)
.NET Cplex.Param.Sifting.Algorithm SiftAlg (int)
OPL siftalg siftalg
Python parameters.sifting.algorithm sifting.algorithm
Interactive sifting algorithm sifting algorithm
Identifier 1077 1077

Description

Sets the algorithm to be used for solving sifting subproblems. The default automatic setting will typically use a mix of barrier and primal simplex.

For more information about CPLEX sifting, see the topic Sifting optimizer in the CPLEX User's Manual.

Table 1. Values
Value Symbol Meaning
0 CPX_ALG_AUTOMATIC Automatic: let CPLEX choose; default
1 CPX_ALG_PRIMAL Primal Simplex
2 CPX_ALG_DUAL Dual Simplex
3 CPX_ALG_NET Network Simplex
4 CPX_ALG_BARRIER Barrier