February 2019
Beginner to intermediate
382 pages
10h 1m
English
Content preview from Python Machine Learning By Example - Second Edition
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Exploring decision tree from root to leaves
A decision tree is a tree-like graph, a sequential diagram illustrating all of the possible decision alternatives and the corresponding outcomes. Starting from the root of a tree, every internal node represents the basis on which a decision is made; each branch of a node represents how a choice may lead to the next nodes; and finally, each terminal node, the leaf, represents the outcome produced.
For example, we have just made a couple of decisions that brought us to the point of using a decision tree to solve our advertising problem:
The first condition, or the root is whether the feature type is ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.