test_units_plda.py 文件源码

def test_calc_W(self):
        tolerance = 1e-100
        S_b = [[17.70840444, 17.96889098, 18.19513973],
               [17.96889098, 18.24564939, 18.46561872],
               [18.19513973, 18.46561872, 18.69940039]]
        S_w = [[0.94088804,  -0.05751511,  0.01467744],
               [-0.05751511,  1.01617648, -0.03831551],
               [0.01467744,  -0.03831551,  0.88440609]]

        W_model = self.model.calc_W(S_b, S_w)
        _, W_truth = eigh(S_b, S_w)

        self.assert_same(W_model, W_truth, tolerance=tolerance)