[MRG+1] DOC clarify OneClassSVM decision_function docstring (#9048)

albertcthomas · agramfort · commit 9525461da226 · 2017-06-08T14:39:57.000+02:00
* clarify ocsvm decision_function docstring

* take into account agramfort comment
diff --git a/sklearn/svm/classes.py b/sklearn/svm/classes.py
@@ -1051,7 +1051,9 @@ def fit(self, X, y=None, sample_weight=None, **params):
         return self
 
     def decision_function(self, X):
-        """Distance of the samples X to the separating hyperplane.
+        """Signed distance to the separating hyperplane.
+
+        Signed distance is positive for an inlier and negative for an outlier.
 
         Parameters
         ----------
