Update Central crop docstring.
Added additional details to the central crop.
diff --git a/tensorflow/python/ops/image_ops_impl.py b/tensorflow/python/ops/image_ops_impl.py
index 4c9cf13..c5fe1ce 100644
--- a/tensorflow/python/ops/image_ops_impl.py
+++ b/tensorflow/python/ops/image_ops_impl.py
@@ -848,10 +848,10 @@
"""Crop the central region of the image(s).
Remove the outer parts of an image but retain the central region of the image
- along each dimension. If we specify central_fraction = 0.5, this function
+ along each dimension. If we specify `central_fraction = 0.5`, this function
returns the region marked with "X" in the below diagram. Larger the value of
- central_fraction, larger the dimension of bounding box of the region to be
- cropped and retained.
+ `central_fraction`, larger the dimension of the region to be cropped and
+ retained.
--------
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