Update README.md

Author: Gautham P Krishnan

Diff for: README.md

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 # Transfer_Learning_ResNet-50_Python
 Cat, dog, and horse prediction using Transfer-Learning using ResNet-50 with help of Python.
+### This notebook talks about how to start with Transfer-Learning using ResNet50.
+#### We would use the help of the keras for using the ResNet-50 and we train and build a image classifier for classifying whether the image is dog,cat or horse.