What is “Machine Learning”?

Maybe you heard a lot the word “Machine Learning” in news and articles in recent years and wonder to know what it exactly is. Machine learning is a subset of “Artificial Intelligence” and it refers to the ways a machine can learn something. Before talking about machine learning, it is good to think about, “How a human learns”? Imagine you are walking in a street and you see a lot of stores and shopping centers and etc. Next time, because you learned this street has lots of stores, you go there for shopping. If you didn’t walk in this street and nobody told you about this street, have you any idea this street has stores or not?! That’s exactly the way we learn: by providing related info about a subject somehow. If we want a machine to learn something, we should provide a lot of related info to machine and expect the machine to predict the new thing which is related to info we already provided to machine.

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