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Hands-On Automated Machine Learning by Umit Mert Cakmak, Sibanjan Das

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Featuretools

Featuretools (https://www.featuretools.com/) is a good library for automatically engineering features from relational and transactional data. The library introduces the concept called Deep Feature Synthesis (DFS). If you have multiple datasets with relationships defined among them such as parent-child based on columns that you use as unique identifiers for examples, DFS will create new features based on certain calculations, such as summation, count, mean, mode, standard deviation, and so on. Let's go through a small example where you will have two tables, one showing the database information and the other showing the database transactions for each database:

import pandas as pd# First dataset contains the basic information for ...

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