What is overfitting in Machine Learning?

Manuel Romero on February 09, 2018

Overfitting is one the key problems you have to face when you come to Machine Learning world. Theory says that overfitting happens when you ha... [Read Full]
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I like the example about the History exam, good one.

If someone fancies a more mathematical and in-deep explanation, I recommend the free online book neuralnetworksanddeeplearning.com and in particular chapter 6

 

Great examples! They made the point of overfitting really clear.

 

Does this make machine learning an unsolvable problem?

 

No. We can solve by reducing the model complexity, by gathering more data, by fixing bad data (outliers, missing values, etc).

 

The multiplication example makes so much sense, Manuel!

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