© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2022
P. SinghMachine Learning with PySparkhttps://doi.org/10.1007/978-1-4842-7777-5_3

3. Introduction to Machine Learning

Pramod Singh1  
(1)
Bangalore, Karnataka, India
 

When we are born, we are literally incapable of doing anything. We can’t even hold our head straight for a few months, but eventually, we start learning. During those days, we all fumble, make tons of mistakes, fall down, and bang our head many times but slowly learn our way to sit, walk, speak, and finally run. As a built-in mechanism, we don’t require a lot of examples to learn about things around us. For example, just by observing two to three dogs around, we can easily learn to recognize a dog ...

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