July 2018
Beginner
162 pages
3h 25m
English
Content preview from Python Artificial Intelligence Projects for Beginners
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Decision trees
In this section, we will be using decision trees and student performance data to predict whether a child will do well in school. We will use the previous techniques with some scikit-learn code. Before starting with the prediction, let's just learn a bit about what decision trees are.
Decision trees are one of the simplest techniques for classification. They can be compared with a game of 20 questions, where each node in the tree is either a leaf node or a question node. Consider the case of Titanic survivability, which was built from a dataset that includes data on the survival outcome of each passenger of the Titanic.
Consider our first node as a question: Is the passenger a male? If not, then the passenger most likely survived. ...
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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.