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C# µ÷ÓÃCPlex ¹ØÓÚ³åÍ»¼ì²âRefineConflictµÄÎÊÌ⣿¼±ËÀÁË£¡
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ÈçÌ⣬ÔÚÍøÉϲ鵽µÄ´úÂëÈçÏÂ(Óû§ÊÖ²áÖÐÄÚÈÝÓë´Ë²î²»¶à)£º if (cplex.RefineConflict(constraints,prefs)) { Cplex.ConflictStatus[] conflicts = cplex.GetConflict(constraints); for (int i = 0; i < conflicts.Length;i++ ) { if (conflicts==Cplex.ConflictStatus.Member) System.Console.WriteLine(" Proved : " + constraints); else if (conflicts==Cplex.ConflictStatus.PossibleMember) System.Console.WriteLine(" Possible : " + constraints); } } ÉÏÊö´úÂëÖеÄconstraints,prefsÔõô¶¨Ò壬ÒÔ¼°ÆäÖµÊÇʲô£¬ÎÒûŪÃ÷°×¡£²Î¿¼ÉÏÊö´úÂ룬ÎÒ×Ô¼ºÐ´µÄ³åÍ»¼ì²â´úÂëÒ»Ö±ÓÐÎó£¬Êä³ö½á¹ûÈ«²¿ÊÇPossibleµÄÀàÐÍ¡£¾ßÌå´úÂëÈçÏ£¬Çë´ó¼Ò°ï棺 INumVar[][] var = new INumVar[1][];//ÓÃÓÚÇó½âºóµ÷Óûò²é¿´½á¹û IRange[][] rng = new IRange[1][];//ÓÃÓÚÇó½âºóµ÷Óûò²é¿´ËÉ³Ú³Ì¶È private string[] xt; INumVar[] x; ½¨Á¢ÓÅ»¯Ä¿±ê£º xt = new string[i_Dvar]; var[0] = new INumVar[i_Dvar]; for (int i = 0; i < xt.Length; i++) { xt = NumVarType.Float.ToString(); } x = cplex.NumVarArray(i_Dvar, intArr_Object_Lower, intArr_Object_Upper, xt);//Ìí¼Ó¾ö²ß±äÁ¿ var[0] = x;//¼ÓÒýÓÃ(Ö¸Õë±ä»¯)£¬Á½¸ö¿ÉÒÔµÈͬ cplex.AddMinimize(cplex.ScalProd(x, intArr_Object));//Ìí¼ÓÓÅ»¯Ä¿±ê ½¨Á¢Ô¼Êø£º rng[0] = new IRange[i_Num_le_eq];//i_Num_le_eqÎªÔ¼Êø×ÜÊý for (int j = 0; j < A1_le.Length; j++)//²»µÈÊ½Ô¼Êø { rng[0][j] = (cplex.AddLe(cplex.ScalProd(x, A1_le[j]), b1_le[j])); } ...... ³åÍ»¼ì²â£º IConstraint[] constraints = new IConstraint[rng[0].Length]; double[] prefs = new double[constraints.Length]; //Ò»Ö±²»Çå³þprefs ×öʲôÓÃµÄ constraints = rng[0]; if (cplex.RefineConflict(constraints,prefs)) { Cplex.ConflictStatus[] conflicts = cplex.GetConflict(constraints); for (int i = 0; i < conflicts.Length; i++) { if (conflicts == Cplex.ConflictStatus.Member) { System.Console.WriteLine(" Proved : " + constraints); } else if (conflicts == Cplex.ConflictStatus.PossibleMember) { System.Console.WriteLine(" Possible : " + constraints); } } } ¼ì²âÊä³öµÄ½á¹ûÊÇËùÓеÄÔ¼ÊøÈ«²¿Êä³ö£¬ÇÒ¶¼ÊôÓÚPossible ¡£¿Ï¶¨ÊDz»¶ÔÁË¡£µ«×Ô¼ºµ÷ºÃ¾Ãһֱû³É¹¦£¬ºÜ׿±£¬Çë´ó¼Ò°ïæѽ£¡£¡£¡£¡£¡Ð»Ð»£¡£¡ |
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