test whitened inverse

eickenberg · eickenberg · commit 5f5ef35be9d9 · 2014-04-24T22:51:07.000+02:00
diff --git a/sklearn/decomposition/tests/test_pca.py b/sklearn/decomposition/tests/test_pca.py
@@ -161,8 +161,7 @@ def test_pca_inverse():
     pca.fit(X)
     Y = pca.transform(X)
     Y_inverse = pca.inverse_transform(Y)
-    relative_max_delta = (np.abs(X - Y_inverse) / np.abs(X).mean()).max()
-    assert_almost_equal(relative_max_delta, 0.11, decimal=2)
+    assert_almost_equal(X, Y_inverse, decimal=3)
 
 
 def test_randomized_pca_check_projection():
