Materials on ML performance metrics

[hackintoshrao]

Need materials with example codes on various performance metrics in Machine learning,
Here are some of them,

• StratifiedFold 
• K Fold Cross validation 
• Confusion Matrix 
• Precision 
• Recall
• F1 Score

[hackintoshrao]

Update the Readme at https://github.com/Kredoai/Deep-Learning-Training/tree/master/Machine_Learning/Performance , create folder called images and code.