sync with matplotlib.axes.Axes.cohere

Carreau · Carreau · commit ef9343c5b777 · 2020-07-12T11:28:26.000-07:00
diff --git a/lib/matplotlib/mlab.py b/lib/matplotlib/mlab.py
@@ -934,11 +934,10 @@ def cohere(x, y, NFFT=256, Fs=2, detrend=detrend_none, window=window_hanning,
 
     Returns
     -------
-
-    tuple (*Cxy*, *f*)
-        where *f* are the frequencies of the coherence vector. For cohere,
-        scaling the individual densities by the sampling frequency has no
-        effect, since the factors cancel out.
+    Cxy : 1-D array
+        The coherence vector.
+    freqs : 1-D array
+            The frequencies for the elements in *Cxy*.
 
     See Also
     --------
