def test_poisson_lambda_estimation(self):
degree_list = np.array([5, 5, 5])
self.assertEqual(5.0, degreefit.poisson_lambda_estimation(degree_list))
self.assertAlmostEqual(
2.80,
degreefit.poisson_lambda_estimation(
np.array([1, 2.4, 5])), places=3)
def test_akaike_criterion(self):
degree_list = np.array([5, 5, 5])
lambda_estimate = degreefit.poisson_lambda_estimation(degree_list)
likelihoods= degreefit.poisson_likelihood_term(
lambda_estimate, degree_list)
result = degreefit.akaike_criterion(likelihoods)
self.assertAlmostEqual(16.44, result, places=2)
def test_likelihood(self):
lambda_estimate = degreefit.poisson_lambda_estimation(
np.array([5, 5, 5]))
result = degreefit.poisson_likelihood_term(
lambda_estimate, np.array([5, 5, 5]))
self.assertEqual(len(result), 3)
for r in result:
self.assertAlmostEqual(0.1754, r, places=3)
