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Data Science: Mindset, Methodologies, and Misconceptions by Zacharias Voulgaris PhD

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Chapter 11 The Role of Heuristics in Data Science

We have mentioned heuristics briefly throughout the book, giving hints that they are an important part of data science. But what are they? In general, a heuristic is a back-of-the-envelope method employed in a computer science system in order to obtain a solution in a fast and inexpensive way.

When it comes to data science, a heuristic takes the form of an empirical metric or function that aims to provide some useful tool or insight, to facilitate a data science method or project. A heuristic can be the source of additional features, or a way to assess the information or value of the data in your models. It is a versatile and invaluable tool in all your data science endeavors.

In this chapter, ...

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