message: Edit CosineSimilarity documentation on metrics.py
diff: @@ -2428,8 +2428,8 @@ class CosineSimilarity(MeanMetricWrapper):
  Standalone usage:
  - >>> # l2_norm(y_true) = [[0., 1.], [1./1.414], 1./1.414]]]
  - >>> # l2_norm(y_pred) = [[1., 0.], [1./1.414], 1./1.414]]]
  + >>> # l2_norm(y_true) = [[0., 1.], [1./1.414, 1./1.414]]
  + >>> # l2_norm(y_pred) = [[1., 0.], [1./1.414, 1./1.414]]
  >>> # l2_norm(y_true) . l2_norm(y_pred) = [[0., 0.], [0.5, 0.5]]
  >>> # result = mean(sum(l2_norm(y_true) . l2_norm(y_pred), axis=1))
  >>> # = ((0. + 0.) + (0.5 + 0.5)) / 2
  