def test_hinge_loss1(self):
Y = np.array([0, 1])
Z = np.array([-1, 1])
loss = pvml.hinge_loss(Y, Z)
self.assertEqual(loss, 0)
def test_hinge_loss3(self):
Y = np.array([0, 1])
Z = np.array([1, -1])
loss = pvml.hinge_loss(Y, Z)
self.assertEqual(loss, 2)
def loss(self, Y, P):
return pvml.hinge_loss(Y, P - 0.5)