import gurobipy as gp from gurobipy import GRB, Model, quicksum HYPERGRAPH = { 0: (['Butadien'], []), 1: (['Butadien'], ['Butadien']), 2: (['p_{0,0}'], []), 3: (['p_{0,1}'], []), 4: (['Butadien', 'Butadien'], ['p_{0,0}', 'p_{0,1}']), 5: (['Butadien', 'Butadien'], ['Butadien', 'Butadien']), 6: (['p_{0,2}'], []), 7: (['Butadien', 'Butadien'], ['p_{0,2}']), 8: (['p_{0,1}'], ['p_{0,1}']), 9: (['p_{0,0}', 'p_{0,0}'], ['p_{0,0}', 'p_{0,0}']), 10: (['p_{0,0}', 'p_{0,1}'], ['Butadien', 'Butadien']), 11: (['p_{0,0}', 'p_{0,1}'], ['p_{0,0}', 'p_{0,1}']), 12: (['p_{0,3}'], []), 13: (['p_{0,0}', 'p_{0,2}'], ['p_{0,3}']), 14: (['p_{0,0}', 'p_{0,2}'], ['p_{0,0}', 'p_{0,2}']), 15: (['Butadien', 'p_{0,0}'], ['Butadien', 'p_{0,0}']), 16: (['p_{0,1}', 'p_{0,1}'], ['p_{0,1}', 'p_{0,1}']), 17: (['p_{0,4}'], []), 18: (['p_{0,1}', 'p_{0,1}'], ['Butadien', 'p_{0,4}']), 19: (['p_{0,5}'], []), 20: (['p_{0,1}', 'p_{0,2}'], ['Butadien', 'p_{0,5}']), 21: (['Butadien', 'p_{0,1}'], ['Butadien', 'p_{0,1}']), 22: (['p_{0,1}', 'p_{0,2}'], ['p_{0,1}', 'p_{0,2}']), 23: (['Butadien', 'p_{0,1}'], ['p_{0,0}', 'p_{0,4}']), 24: (['p_{0,2}', 'p_{0,2}'], ['p_{0,2}', 'p_{0,2}']), 25: (['Butadien', 'p_{0,2}'], ['Butadien', 'p_{0,2}']), 26: (['Butadien', 'p_{0,2}'], ['p_{0,0}', 'p_{0,5}']), 27: (['p_{0,6}'], []), 28: (['p_{0,0}', 'p_{0,1}'], ['p_{0,6}']), 29: (['p_{0,7}'], []), 30: (['Butadien', 'p_{0,0}'], ['p_{0,7}']), 31: (['p_{0,8}'], []), 32: (['Butadien', 'p_{0,1}'], ['p_{0,8}']), 33: (['Butadien', 'p_{0,1}'], ['p_{0,5}']), 34: (['p_{0,9}'], []), 35: (['Butadien', 'p_{0,1}'], ['p_{0,9}']), 36: (['p_{0,10}'], []), 37: (['Butadien', 'p_{0,1}'], ['p_{0,10}']), 38: (['p_{0,3}'], ['p_{0,0}', 'p_{0,2}']), 39: (['p_{0,3}'], ['p_{0,3}']), 40: (['p_{0,4}'], ['p_{0,4}']), 41: (['p_{0,11}'], []), 42: (['p_{0,4}'], ['p_{0,0}', 'p_{0,11}']), 43: (['p_{0,12}'], []), 44: (['p_{0,5}'], ['p_{0,12}']), 45: (['p_{0,5}'], ['p_{0,5}']), 46: (['p_{0,6}'], ['p_{0,6}']), 47: (['p_{0,8}'], ['p_{0,8}']), 48: (['p_{0,9}'], ['p_{0,9}']), 49: (['p_{0,10}'], ['p_{0,10}']), 50: (['p_{0,3}', 'p_{0,3}'], ['p_{0,3}', 'p_{0,3}']), 51: (['p_{0,3}', 'p_{0,4}'], ['p_{0,3}', 'p_{0,4}']), 52: (['p_{0,3}', 'p_{0,5}'], ['p_{0,3}', 'p_{0,5}']), 53: (['p_{0,3}', 'p_{0,6}'], ['p_{0,3}', 'p_{0,6}']), 54: (['p_{0,3}', 'p_{0,8}'], ['p_{0,3}', 'p_{0,8}']), 55: (['p_{0,3}', 'p_{0,9}'], ['p_{0,3}', 'p_{0,9}']), 56: (['p_{0,3}', 'p_{0,10}'], ['p_{0,3}', 'p_{0,10}']), 57: (['p_{0,2}', 'p_{0,3}'], ['p_{0,2}', 'p_{0,3}']), 58: (['p_{0,0}', 'p_{0,3}'], ['p_{0,0}', 'p_{0,3}']), 59: (['Butadien', 'p_{0,3}'], ['Butadien', 'p_{0,3}']), 60: (['p_{0,1}', 'p_{0,3}'], ['p_{0,1}', 'p_{0,3}']), 61: (['p_{0,4}', 'p_{0,4}'], ['p_{0,4}', 'p_{0,4}']), 62: (['p_{0,4}', 'p_{0,5}'], ['p_{0,4}', 'p_{0,5}']), 63: (['p_{0,13}'], []), 64: (['p_{0,4}', 'p_{0,6}'], ['p_{0,1}', 'p_{0,13}']), 65: (['p_{0,2}', 'p_{0,4}'], ['p_{0,1}', 'p_{0,5}']), 66: (['p_{0,0}', 'p_{0,4}'], ['Butadien', 'p_{0,1}']), 67: (['Butadien', 'p_{0,4}'], ['p_{0,1}', 'p_{0,1}']), 68: (['Butadien', 'p_{0,4}'], ['Butadien', 'p_{0,4}']), 69: (['p_{0,1}', 'p_{0,4}'], ['p_{0,1}', 'p_{0,4}']), 70: (['p_{0,4}', 'p_{0,6}'], ['p_{0,4}', 'p_{0,6}']), 71: (['p_{0,4}', 'p_{0,8}'], ['p_{0,4}', 'p_{0,8}']), 72: (['p_{0,4}', 'p_{0,9}'], ['p_{0,4}', 'p_{0,9}']), 73: (['p_{0,4}', 'p_{0,10}'], ['p_{0,4}', 'p_{0,10}']), 74: (['p_{0,2}', 'p_{0,4}'], ['p_{0,2}', 'p_{0,4}']), 75: (['p_{0,0}', 'p_{0,4}'], ['p_{0,0}', 'p_{0,4}']), 76: (['p_{0,5}', 'p_{0,5}'], ['p_{0,5}', 'p_{0,5}']), 77: (['p_{0,5}', 'p_{0,6}'], ['p_{0,2}', 'p_{0,13}']), 78: (['p_{0,2}', 'p_{0,5}'], ['p_{0,2}', 'p_{0,5}']), 79: (['p_{0,0}', 'p_{0,5}'], ['Butadien', 'p_{0,2}']), 80: (['Butadien', 'p_{0,5}'], ['p_{0,1}', 'p_{0,2}']), 81: (['Butadien', 'p_{0,5}'], ['Butadien', 'p_{0,5}']), 82: (['p_{0,1}', 'p_{0,5}'], ['p_{0,1}', 'p_{0,5}']), 83: (['p_{0,1}', 'p_{0,5}'], ['p_{0,2}', 'p_{0,4}']), 84: (['p_{0,5}', 'p_{0,6}'], ['p_{0,5}', 'p_{0,6}']), 85: (['p_{0,5}', 'p_{0,8}'], ['p_{0,5}', 'p_{0,8}']), 86: (['p_{0,5}', 'p_{0,9}'], ['p_{0,5}', 'p_{0,9}']), 87: (['p_{0,5}', 'p_{0,10}'], ['p_{0,5}', 'p_{0,10}']), 88: (['p_{0,0}', 'p_{0,5}'], ['p_{0,0}', 'p_{0,5}']), 89: (['p_{0,6}', 'p_{0,6}'], ['p_{0,6}', 'p_{0,6}']), 90: (['p_{0,6}', 'p_{0,8}'], ['p_{0,6}', 'p_{0,8}']), 91: (['p_{0,6}', 'p_{0,9}'], ['p_{0,6}', 'p_{0,9}']), 92: (['p_{0,6}', 'p_{0,10}'], ['p_{0,6}', 'p_{0,10}']), 93: (['p_{0,2}', 'p_{0,6}'], ['p_{0,2}', 'p_{0,6}']), 94: (['p_{0,0}', 'p_{0,6}'], ['p_{0,0}', 'p_{0,6}']), 95: (['Butadien', 'p_{0,6}'], ['Butadien', 'p_{0,6}']), 96: (['Butadien', 'p_{0,6}'], ['p_{0,0}', 'p_{0,13}']), 97: (['p_{0,1}', 'p_{0,6}'], ['Butadien', 'p_{0,13}']), 98: (['p_{0,1}', 'p_{0,6}'], ['p_{0,1}', 'p_{0,6}']), 99: (['p_{0,14}'], []), 100: (['p_{0,0}', 'p_{0,6}'], ['p_{0,14}']), 101: (['p_{0,15}'], []), 102: (['p_{0,0}', 'p_{0,7}'], ['p_{0,15}']), 103: (['p_{0,8}', 'p_{0,8}'], ['p_{0,8}', 'p_{0,8}']), 104: (['p_{0,8}', 'p_{0,9}'], ['p_{0,8}', 'p_{0,9}']), 105: (['p_{0,8}', 'p_{0,10}'], ['p_{0,8}', 'p_{0,10}']), 106: (['p_{0,2}', 'p_{0,8}'], ['p_{0,2}', 'p_{0,8}']), 107: (['p_{0,0}', 'p_{0,8}'], ['p_{0,0}', 'p_{0,8}']), 108: (['Butadien', 'p_{0,8}'], ['Butadien', 'p_{0,8}']), 109: (['p_{0,1}', 'p_{0,8}'], ['p_{0,1}', 'p_{0,8}']), 110: (['p_{0,9}', 'p_{0,9}'], ['p_{0,9}', 'p_{0,9}']), 111: (['p_{0,9}', 'p_{0,10}'], ['p_{0,9}', 'p_{0,10}']), 112: (['p_{0,2}', 'p_{0,9}'], ['p_{0,2}', 'p_{0,9}']), 113: (['p_{0,0}', 'p_{0,9}'], ['p_{0,0}', 'p_{0,9}']), 114: (['Butadien', 'p_{0,9}'], ['Butadien', 'p_{0,9}']), 115: (['p_{0,1}', 'p_{0,9}'], ['p_{0,1}', 'p_{0,9}']), 116: (['p_{0,10}', 'p_{0,10}'], ['p_{0,10}', 'p_{0,10}']), 117: (['p_{0,2}', 'p_{0,10}'], ['p_{0,2}', 'p_{0,10}']), 118: (['p_{0,0}', 'p_{0,10}'], ['p_{0,0}', 'p_{0,10}']), 119: (['Butadien', 'p_{0,10}'], ['Butadien', 'p_{0,10}']), 120: (['p_{0,1}', 'p_{0,10}'], ['p_{0,1}', 'p_{0,10}']), 121: (['p_{0,0}', 'p_{0,4}'], ['p_{0,13}']), 122: (['p_{0,16}'], []), 123: (['p_{0,0}', 'p_{0,4}'], ['p_{0,16}']), 124: (['p_{0,17}'], []), 125: (['Butadien', 'p_{0,7}'], ['p_{0,17}']), 126: (['p_{0,11}'], ['p_{0,11}']), 127: (['p_{0,12}'], ['p_{0,5}']), 128: (['p_{0,12}'], ['p_{0,12}']), 129: (['p_{0,13}'], ['p_{0,13}']), 130: (['p_{0,14}'], ['p_{0,0}', 'p_{0,6}']), 131: (['p_{0,14}'], ['p_{0,14}']), 132: (['p_{0,15}'], ['p_{0,0}', 'p_{0,7}']), 133: (['p_{0,15}'], ['p_{0,15}']), 134: (['p_{0,16}'], ['p_{0,16}']), 135: (['p_{0,0}', 'p_{0,11}'], ['p_{0,4}']), 136: (['p_{0,12}', 'p_{0,12}'], ['p_{0,12}', 'p_{0,12}']), 137: (['p_{0,12}', 'p_{0,13}'], ['p_{0,12}', 'p_{0,13}']), 138: (['p_{0,12}', 'p_{0,14}'], ['p_{0,12}', 'p_{0,14}']), 139: (['p_{0,12}', 'p_{0,15}'], ['p_{0,12}', 'p_{0,15}']), 140: (['p_{0,12}', 'p_{0,16}'], ['p_{0,12}', 'p_{0,16}']), 141: (['p_{0,8}', 'p_{0,12}'], ['p_{0,8}', 'p_{0,12}']), 142: (['p_{0,9}', 'p_{0,12}'], ['p_{0,9}', 'p_{0,12}']), 143: (['Butadien', 'p_{0,12}'], ['Butadien', 'p_{0,12}']), 144: (['p_{0,10}', 'p_{0,12}'], ['p_{0,10}', 'p_{0,12}']), 145: (['p_{0,0}', 'p_{0,12}'], ['p_{0,0}', 'p_{0,12}']), 146: (['p_{0,1}', 'p_{0,12}'], ['p_{0,1}', 'p_{0,12}']), 147: (['p_{0,2}', 'p_{0,12}'], ['p_{0,2}', 'p_{0,12}']), 148: (['p_{0,3}', 'p_{0,12}'], ['p_{0,3}', 'p_{0,12}']), 149: (['p_{0,4}', 'p_{0,12}'], ['p_{0,4}', 'p_{0,12}']), 150: (['p_{0,5}', 'p_{0,12}'], ['p_{0,5}', 'p_{0,12}']), 151: (['p_{0,6}', 'p_{0,12}'], ['p_{0,6}', 'p_{0,12}']), 152: (['p_{0,13}', 'p_{0,13}'], ['p_{0,13}', 'p_{0,13}']), 153: (['Butadien', 'p_{0,13}'], ['p_{0,1}', 'p_{0,6}']), 154: (['Butadien', 'p_{0,13}'], ['Butadien', 'p_{0,13}']), 155: (['p_{0,0}', 'p_{0,13}'], ['Butadien', 'p_{0,6}']), 156: (['p_{0,1}', 'p_{0,13}'], ['p_{0,1}', 'p_{0,13}']), 157: (['p_{0,1}', 'p_{0,13}'], ['p_{0,4}', 'p_{0,6}']), 158: (['p_{0,2}', 'p_{0,13}'], ['p_{0,5}', 'p_{0,6}']), 159: (['p_{0,4}', 'p_{0,13}'], ['p_{0,4}', 'p_{0,13}']), 160: (['p_{0,5}', 'p_{0,13}'], ['p_{0,5}', 'p_{0,13}']), 161: (['p_{0,6}', 'p_{0,13}'], ['p_{0,6}', 'p_{0,13}']), 162: (['p_{0,13}', 'p_{0,14}'], ['p_{0,13}', 'p_{0,14}']), 163: (['p_{0,13}', 'p_{0,15}'], ['p_{0,13}', 'p_{0,15}']), 164: (['p_{0,13}', 'p_{0,16}'], ['p_{0,13}', 'p_{0,16}']), 165: (['p_{0,8}', 'p_{0,13}'], ['p_{0,8}', 'p_{0,13}']), 166: (['p_{0,9}', 'p_{0,13}'], ['p_{0,9}', 'p_{0,13}']), 167: (['p_{0,10}', 'p_{0,13}'], ['p_{0,10}', 'p_{0,13}']), 168: (['p_{0,0}', 'p_{0,13}'], ['p_{0,0}', 'p_{0,13}']), 169: (['p_{0,2}', 'p_{0,13}'], ['p_{0,2}', 'p_{0,13}']), 170: (['p_{0,3}', 'p_{0,13}'], ['p_{0,3}', 'p_{0,13}']), 171: (['p_{0,14}', 'p_{0,14}'], ['p_{0,14}', 'p_{0,14}']), 172: (['p_{0,14}', 'p_{0,15}'], ['p_{0,14}', 'p_{0,15}']), 173: (['p_{0,14}', 'p_{0,16}'], ['p_{0,14}', 'p_{0,16}']), 174: (['p_{0,8}', 'p_{0,14}'], ['p_{0,8}', 'p_{0,14}']), 175: (['p_{0,9}', 'p_{0,14}'], ['p_{0,9}', 'p_{0,14}']), 176: (['Butadien', 'p_{0,14}'], ['Butadien', 'p_{0,14}']), 177: (['p_{0,10}', 'p_{0,14}'], ['p_{0,10}', 'p_{0,14}']), 178: (['p_{0,0}', 'p_{0,14}'], ['p_{0,0}', 'p_{0,14}']), 179: (['p_{0,1}', 'p_{0,14}'], ['p_{0,1}', 'p_{0,14}']), 180: (['p_{0,2}', 'p_{0,14}'], ['p_{0,2}', 'p_{0,14}']), 181: (['p_{0,3}', 'p_{0,14}'], ['p_{0,3}', 'p_{0,14}']), 182: (['p_{0,4}', 'p_{0,14}'], ['p_{0,4}', 'p_{0,14}']), 183: (['p_{0,5}', 'p_{0,14}'], ['p_{0,5}', 'p_{0,14}']), 184: (['p_{0,6}', 'p_{0,14}'], ['p_{0,6}', 'p_{0,14}']), 185: (['p_{0,15}', 'p_{0,15}'], ['p_{0,15}', 'p_{0,15}']), 186: (['p_{0,15}', 'p_{0,16}'], ['p_{0,15}', 'p_{0,16}']), 187: (['p_{0,8}', 'p_{0,15}'], ['p_{0,8}', 'p_{0,15}']), 188: (['p_{0,9}', 'p_{0,15}'], ['p_{0,9}', 'p_{0,15}']), 189: (['Butadien', 'p_{0,15}'], ['Butadien', 'p_{0,15}']), 190: (['p_{0,10}', 'p_{0,15}'], ['p_{0,10}', 'p_{0,15}']), 191: (['p_{0,0}', 'p_{0,15}'], ['p_{0,0}', 'p_{0,15}']), 192: (['p_{0,1}', 'p_{0,15}'], ['p_{0,1}', 'p_{0,15}']), 193: (['p_{0,2}', 'p_{0,15}'], ['p_{0,2}', 'p_{0,15}']), 194: (['p_{0,3}', 'p_{0,15}'], ['p_{0,3}', 'p_{0,15}']), 195: (['p_{0,4}', 'p_{0,15}'], ['p_{0,4}', 'p_{0,15}']), 196: (['p_{0,5}', 'p_{0,15}'], ['p_{0,5}', 'p_{0,15}']), 197: (['p_{0,6}', 'p_{0,15}'], ['p_{0,6}', 'p_{0,15}']), 198: (['p_{0,16}', 'p_{0,16}'], ['p_{0,16}', 'p_{0,16}']), 199: (['p_{0,8}', 'p_{0,16}'], ['p_{0,8}', 'p_{0,16}']), 200: (['p_{0,9}', 'p_{0,16}'], ['p_{0,9}', 'p_{0,16}']), 201: (['Butadien', 'p_{0,16}'], ['Butadien', 'p_{0,16}']), 202: (['p_{0,10}', 'p_{0,16}'], ['p_{0,10}', 'p_{0,16}']), 203: (['p_{0,0}', 'p_{0,16}'], ['p_{0,0}', 'p_{0,16}']), 204: (['p_{0,1}', 'p_{0,16}'], ['p_{0,1}', 'p_{0,16}']), 205: (['p_{0,2}', 'p_{0,16}'], ['p_{0,2}', 'p_{0,16}']), 206: (['p_{0,3}', 'p_{0,16}'], ['p_{0,3}', 'p_{0,16}']), 207: (['p_{0,4}', 'p_{0,16}'], ['p_{0,4}', 'p_{0,16}']), 208: (['p_{0,5}', 'p_{0,16}'], ['p_{0,5}', 'p_{0,16}']), 209: (['p_{0,6}', 'p_{0,16}'], ['p_{0,6}', 'p_{0,16}']), 210: (['p_{0,18}'], []), 211: (['Butadien', 'p_{0,11}'], ['p_{0,18}']), 212: (['p_{0,18}'], ['p_{0,18}']), 213: ([], ['Butadien']), } VERTICES = ['Butadien', 'p_{0,0}', 'p_{0,1}', 'p_{0,2}', 'p_{0,3}', 'p_{0,4}', 'p_{0,5}', 'p_{0,6}', 'p_{0,7}', 'p_{0,8}', 'p_{0,9}', 'p_{0,10}', 'p_{0,11}', 'p_{0,12}', 'p_{0,13}', 'p_{0,14}', 'p_{0,15}', 'p_{0,16}', 'p_{0,17}', 'p_{0,18}'] #Vergleich mit dem NMR von Ethylen und Hexatrien NMR1 = [0.32, 0.5, 0.87, 0.0, 0.11, 0.58, 0.06, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.09, 0.0, 0.0, 0.17, 0.0, 0.09] #Vergleich mit dem NMR von Ethylen und Octrien NMR2 = [0.33, 0.43, 0.6, 0.0, 0.13, 0.9, 0.07, 0.01, 0.0, 0.0, 0.01, 0.0, 0.0, 0.01, 0.1, 0.0, 0.0, 0.22, 0.0, 0.13] #Vergleich mit dem NMR von Ethylen und Benzol NMR3 = [0.0, 0.32, 0.0, 0.0, 0.0, 0.0, 0.05, 0.0, 0.0, 0.02, 0.0, 0.29, 0.95, 0.17, 0.0, 0.0, 0.0, 0.0, 0.0, 0.05] VERTICESSMILES = ['C=CC=C', 'C=C', 'C=CC=CC=C', 'C1CCC(C=C)CC=1', 'C(CCC(C=C)CC=C)=C', 'C=CC=CC=CC=C', 'C1CCC(C=CC=C)CC=1', 'C=CC1C=CCCC1', 'C1CCCCC=1', 'C=CC1CC=CCC1C=C', 'C1CCC(C=C)C(C=C)C=1', 'C(C1CC(C=C)C=CC1)=C', 'C1C=CC=CC=1', 'C(CCC1C=CC=CC1)=C', 'C1C(C=CC=C)CCCC=1', 'C=CC(C=C)CCCC=C', 'C=CCCCCC=C', 'C=CC1C=CC(C=C)CC1', 'C1CC2CCCCC2CC=1', 'C1CC2C=CC=CC2CC=1'] FIXED_FLOWS = { 213: 3, 41: 1, } def build_model(name, hyperedges, vertices, nmrlikelihoods1, nmrlikelihoods2, nmrlikelihoods3, excluded_support=None): model = Model(name) x = {e_id: model.addVar(vtype=GRB.INTEGER, lb = 0, name = f"x_{e_id}") for e_id in hyperedges} b = {e_id: model.addVar(vtype=GRB.BINARY, name = f"b_{e_id}") for e_id in hyperedges} n1 = model.addVars(vertices, vtype=GRB.CONTINUOUS, lb = 0.0, ub = 1.0, name = "nmr1") n2 = model.addVars(vertices, vtype=GRB.CONTINUOUS, lb = 0.0, ub = 1.0, name = "nmr2") n3 = model.addVars(vertices, vtype=GRB.CONTINUOUS, lb = 0.0, ub = 1.0, name = "nmr3") en1 = model.addVars(vertices, vtype=GRB.CONTINUOUS, lb = 0.0, ub = 2.0, name = "edgenmr1") en2 = model.addVars(vertices, vtype=GRB.CONTINUOUS, lb = 0.0, ub = 2.0, name = "edgenmr2") en3 = model.addVars(vertices, vtype=GRB.CONTINUOUS, lb = 0.0, ub = 2.0, name = "edgenmr3") #Assigns every Molecule the likelihood compared to the three different reference spectra for v, nmr1, nmr2, nmr3 in zip(vertices, nmrlikelihoods1, nmrlikelihoods2, nmrlikelihoods3): n1[v] = nmr1 n2[v] = nmr2 n3[v] = nmr3 #Assigns the edges a likelihood based on the products for e, (_, heads) in hyperedges.items(): en1[e] = quicksum(n1[head] for head in heads) en2[e] = quicksum(n2[head] for head in heads) en3[e] = quicksum(n3[head] for head in heads) print(en1[203]) vertices = set(v for tails, heads in hyperedges.values() for v in tails + heads) for v in vertices: inflow = quicksum(x[e_id] for e_id, (_, heads) in hyperedges.items() if v in heads) outflow = quicksum(x[e_id] for e_id, (tails, _) in hyperedges.items() if v in tails) model.addConstr(inflow == outflow, name = f"flow_conservation_{v}") for e_id, value in FIXED_FLOWS.items(): model.addConstr(x[e_id] == value, name = f"fixed_flow_{e_id}") for e_id in hyperedges: model.addGenConstrIndicator(b[e_id], 0, x[e_id] == 0, name = f"unused_implies_zero_{e_id}") model.addConstr(x[e_id] >= b[e_id], name = f"used_implies_positive_flow_{e_id}") reaction_path = {} if excluded_support: model.addConstr(quicksum(b[e_id] for e_id in excluded_support) <= len(excluded_support) - 1, name = "different_hyperedges",) #Multiplizier den node Wert mit infow + outflow model.ModelSense = GRB.MAXIMIZE #Multiply node value with infow or outflow model.setObjectiveN( quicksum((en1[e_id] + en2[e_id] + en3[e_id]) * x[e_id] for e_id, (_, _) in hyperedges.items()), index = 0, priority = 2, name = "maximize_nmr_similarity", ) model.setObjectiveN( quicksum(-1 * x[e_id] for e_id in hyperedges), index=3, priority=1, name="minimize_used_hyperedges", ) return model, x, b def positive_entries(variable_dict, threshold = 0.5): return {e_id: var.X for e_id, var in variable_dict.items() if var.X > threshold} def print_solution(title, flow_solution, binary_solution, hyperedges): print(f"\n{title}:") for e_id in sorted(flow_solution): flow = flow_solution[e_id] tails, heads = hyperedges[e_id] print(f"Hyperedge {e_id}: Flow = {flow}, Tails = {tails}, Heads = {heads}") print("\nBinary Variables:") for e_id in sorted(binary_solution): print(f"Binary Variable b_{e_id} = {binary_solution[e_id]}") print(f"\nTotal flow: {sum(flow_solution.values())}") print(f"Number of used hyperedges: {len(binary_solution)}") def main(): model, x, b = build_model("HypergraphFlow", HYPERGRAPH, VERTICES, NMR1, NMR2, NMR3) model.optimize() if model.status != GRB.Status.OPTIMAL: print("No optimal solution found for the first model.") return optimal_solution = positive_entries(x) optimal_binary_solution = positive_entries(b) print_solution("Optimal Solution", optimal_solution, optimal_binary_solution, HYPERGRAPH) """ excluded_support = list(optimal_binary_solution.keys()) second_model, x2, b2 = build_model("SecondBestHypergraphFlow", HYPEREDGES, excluded_support=excluded_support,) second_model.optimize() if second_model.status == GRB.Status.OPTIMAL: second_solution = positive_entries(x2) second_binary_solution = positive_entries(b2) print_solution("Second Best Solution", second_solution, second_binary_solution, HYPEREDGES, VERTICES) else: print("No optimal solution found for the second best model.") """ if __name__ == "__main__": main()