DOC Specify the meaning of dict_init=None in dict_learning_online (scikit-learn#23261)

marenwestermann · web-flow · commit 125a6c61fdca · 2022-05-04T23:15:12.000+02:00
diff --git a/sklearn/decomposition/_dict_learning.py b/sklearn/decomposition/_dict_learning.py
@@ -808,7 +808,9 @@ def dict_learning_online(
         Whether to also return the code U or just the dictionary `V`.
 
     dict_init : ndarray of shape (n_components, n_features), default=None
-        Initial value for the dictionary for warm restart scenarios.
+        Initial values for the dictionary for warm restart scenarios.
+        If `None`, the initial values for the dictionary are created
+        with an SVD decomposition of the data via :func:`~sklearn.utils.randomized_svd`.
 
     callback : callable, default=None
         A callable that gets invoked at the end of each iteration.
