Example #1
0
def train_classifier(X_train, X_test, y_train, y_test, sa_index, p_Group,
                     dataset, mutex, mode, base_learners):

    if mode == 0:
        classifier = AdaFairNoCumul(n_estimators=base_learners,
                                    saIndex=sa_index,
                                    saValue=p_Group,
                                    CSB="CSB2")
    elif mode == 1:
        classifier = AdaFair(n_estimators=base_learners,
                             saIndex=sa_index,
                             saValue=p_Group,
                             CSB="CSB2")

    classifier.fit(X_train, y_train)

    y_pred_probs = classifier.predict_proba(X_test)[:, 1]
    y_pred_labels = classifier.predict(X_test)

    mutex.acquire()
    infile = open(dataset, 'rb')
    dict_to_ram = pickle.load(infile)
    infile.close()
    dict_to_ram.performance.append(
        calculate_performance(X_test, y_test, y_pred_labels, y_pred_probs,
                              sa_index, p_Group))
    outfile = open(dataset, 'wb')
    pickle.dump(dict_to_ram, outfile)
    outfile.close()
    mutex.release()
Example #2
0
def predict(clf, X_test, y_test, sa_index, p_Group):
    y_pred_probs = clf.predict_proba(X_test)[:, 1]
    y_pred_labels = clf.predict(X_test)
    return calculate_performance(X_test, y_test, y_pred_labels, y_pred_probs, sa_index, p_Group)