7baa06c0a69e4e5d62483dd46690ac911b54c475,art/attacks/iterative_method_unittest.py,TestIterativeAttack,_test_mnist_targeted,#TestIterativeAttack#Any#,128

Before Change

        // Test FGSM with np.inf norm
        attack = BasicIterativeMethod(classifier, eps=1.0, eps_step=0.1, targeted=True)
        y_test_adv = to_categorical((np.argmax(y_test, axis=1) + 1)  % 10, 10)

        x_test_adv = attack.generate(x_test, minimal=True, eps_step=0.01, eps=1.0, y=y_test_adv)

After Change

        attack = BasicIterativeMethod(classifier, eps=1.0, eps_step=0.1, targeted=True)
        //y_test_adv = to_categorical((np.argmax(y_test, axis=1) + 1)  % 10, 10)
        pred_sort = classifier.predict(x_test).argsort(axis=1)
        y_test_adv = np.zeros((x_test.shape[0],10))
        for i in range(x_test.shape[0]):
            y_test_adv[i,pred_sort[i,-2]] = 1.0
        x_test_adv = attack.generate(x_test, eps_step=0.01, eps=1.0, y=y_test_adv)

        self.assertFalse((x_test == x_test_adv).all())

Instances