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Julia for Data Science by Zacharias Voulgaris PhD

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CHAPTER 7: Exploring Datasets

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Once the data has been molded into shape, you can now explore the dataset. Exploring allows you to get to know the pieces of information that lurk underneath the surface of noise that often plagues datasets. After some inevitable detective work (which is part of the data exploration process), you may begin to forge some features along the way, enriching your dataset and making things a bit more interesting.

Yet before you can create anything, you must first “listen” to the data, trying to discern the signals that are there and form a mental map of the data terrain that you will be working with. All this will not ...

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