/home/coin/SVN-release/Bcp-1.2.1/Bcp/examples/MaxCut/include/MC_lp_param.hpp

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00001 // Copyright (C) 2000, International Business Machines
00002 // Corporation and others.  All Rights Reserved.
00003 #ifndef _MC_LP_PARAM_H
00004 #define _MC_LP_PARAM_H
00005 
00006 enum MC_SPCycleCutGen {
00007   MC_NeverGenerateSPCycleCuts = 0,
00008   MC_GenerateSPCycleCutsAsLastResort = 1,
00009   MC_AlwaysGenerateSPCycleCuts = 2
00010 };
00011 
00012 enum MC_MstCycleCutGen {
00013   MC_NeverGenerateMstCycleCuts = 0,
00014   MC_GenerateMstCycleCutsAsLastResort = 1,
00015   MC_AlwaysGenerateMstCycleCuts = 2
00016 };
00017 
00018 enum MC_LpSolver {
00019    MC_UseVol = 0x01,
00020    MC_UseClp = 0x02
00021 };
00022 
00023 struct MC_lp_par {
00024    enum chr_params{
00025       DoEdgeSwitchHeur,
00026       ReportAllSPCycleCuts,
00027 
00028       SwitchToSimplex,
00029       ExplicitSlacksInOpt,
00030       OnceOptAlwaysOpt,
00031       //
00032       end_of_chr_params
00033    };
00034    enum int_params{
00035       LpSolver,
00036 
00037       MaxDepth,
00038 
00039       MstCycleCutGeneration,
00040       SPCycleCutGeneration,
00041      
00042       StructureSwitchHeur,
00043       MstHeurNum,
00044       CycleCutHeurNum,
00045       MaxCycleCutNum,
00046       SB_CandidateNum,
00047       HeurSwitchImproveRound,
00048       TailoffGapRelMinItcount,
00049       TailoffLbAbsMinItcount,
00050       TailoffLbRelMinItcount,
00051 
00052       MaxCutsAddedPerIterVol,
00053       MaxCutsAddedPerIterSim,
00054       MaxPresolveIterVol,
00055       MaxPresolveIterSim,
00056 
00057       Vol_ascentFirstCheck,
00058       Vol_ascentCheckInterval,
00059       Vol_printFlag,
00060       Vol_printInterval,
00061       Vol_greenTestInterval,
00062       Vol_yellowTestInterval,
00063       Vol_redTestInterval,
00064       Vol_alphaInt,
00065       Vol_maxSubGradientIterations,
00066       //
00067       end_of_int_params
00068    };
00069    enum dbl_params{
00070       IntegerTolerance,
00071 
00072       MinIsingCutViolation,
00073       MinMstCycleCutViolation,
00074       MinSPCycleCutViolation,
00075 
00076       MaxPerturbInMstCycleCutGen,
00077       MaxPerturbInMstHeur,
00078       TailoffGapRelMinImprovement,
00079       TailoffLbAbsMinImprovement,
00080       TailoffLbRelMinImprovement,
00081 
00082       Vol_lambdaInit,
00083       Vol_alphaInit,
00084       Vol_alphaFactor,
00085       Vol_alphaMin,
00086       Vol_primalAbsPrecision,
00087       Vol_gapAbsPrecision,
00088       Vol_gapRelPrecision,
00089       Vol_granularity,
00090       Vol_minimumRelAscent,
00091       //
00092       end_of_dbl_params
00093    };
00094    enum str_params{
00095       str_dummy,
00096       //
00097       end_of_str_params
00098    };
00099    enum str_array_params{
00100       // the dummy is needed so the allocation won't try for 0 entries
00101       str_array_dummy,
00102       //
00103       end_of_str_array_params
00104    };
00105 };
00106 
00107 
00108 #endif

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