Update docs/usage.rst

Co-authored-by: Hagen Wierstorf <[email protected]>

docs/usage.rst

@@ -391,15 +391,21 @@ would be a voice activity detection algorithm.
     idx = interface.process_file(files[0])
     idx
 
-Sometimes, it is required that a table (i.e., `pd.Series`
-or `pd.DataFrame`) is segmented and the ``labels`` from
-the original segments should be kept. For this,
+Sometimes,
+it is required that a table
+(i.e., :class:`pandas.Series` or :class`pandas.DataFrame`)
+is segmented
+and the ``labels`` from the original segments
+should be kept.
+For this,
 :class:`audinterface.Segment` has a dedicated method
-``process_table()``. This method is useful, if a
-segmentation (e.g., voice activity detection) is
-performed on an already labelled dataset in order
-to do data augmentation or teacher-student training,
-improving model performance for shorter chunks.
+:meth:`process_table() <audinterface.Segment.process_table>`.
+This method is useful,
+if a segmentation
+(e.g., voice activity detection)
+is performed on an already labelled dataset
+in order to do data augmentation
+or teacher-student training.
 
 .. jupyter-execute::