Esempio n. 1
0
  parser.add_argument('-n', action='store_true', help='Runs the naive algorithm')
  parser.add_argument('-m', action='store_true', help='Computes Majority Vote')
  args = parser.parse_args()

  alphabet = "a b c"
  types = alphabet.split()
  numCharacters = len(types)

  accuracies = []
  cross_entropies = []

  for sim in range(100): # Run 100 simulations
    data = init_from_file("Tests/RareClass/data/%d.txt" % sim, 0, not args.r, True)

    if args.m:
      acc = MV(data)
      print "Simulation %d: %.2f" % (sim, acc)

    elif args.n:
      acc = naive(data)
      print "Simulation %d: %.2f" % (sim, acc)

    else:
      EM(data)
      acc = data.best_percent_correct()
      ce = data.best_cross_entropy()
      print "Simulation %d: %.2f % | %.2f CE" % (sim, acc, ce)
      cross_entropies.append(ce)

    accuracies.append(acc)
Esempio n. 2
0
 elif (run_name == "CATD"):
     #CATD
     print("%s Day %d:" % (run_name, day))
     e2wl, w2el, label_set = CATD.gete2wlandw2el("./data/"+now_work+"/%s/answers/%d/answer_%d.csv" % (rate, time, day))
     print('读入数据完毕')
     truth, weight = CATD.Conf_Aware(e2wl, w2el, 'categorical').Run(0.05,100)
     print('EM完毕')
     accurate3(truth, day, time, rate)
     #accurate2(e2wl, w2el, label_set, truth, day, time, rate)
     print('acc计算完毕')
 elif (run_name == "MV"):
     #MV
     print("%s Day %d:" % (run_name, day))
     e2wl, w2el, label_set = MV.gete2wlandw2el("./data/"+now_work+"/%s/answers/%d/answer_%d.csv" % (rate, time, day))
     print('读入数据完毕')
     e2lpd = MV.MV(e2wl, w2el, label_set).Run()
     print('EM完毕')
     truth = get_truth(e2lpd)
     print('get真相完毕')
     accurate3(truth, day, time, rate)
     #accurate2(e2wl, w2el, label_set, truth, day, time, rate)
     print('acc计算完毕')
 elif (run_name == "PM"):
     # PM
     print("%s Day %d:" % (run_name, day))
     e2wl, w2el, label_set = PM.gete2wlandw2el("./data/"+now_work+"/%s/answers/%d/answer_%d.csv" % (rate, time, day))
     print('读入数据完毕')
     e2lpd, weight = PM.CRH(e2wl, w2el, label_set, 'categorical', r'0/1 loss').Run(10)
     print('EM完毕')
     truth = get_truth(e2lpd)
     print('get真相完毕')