February 2019
Beginner to intermediate
382 pages
10h 1m
English
Content preview from Python Machine Learning By Example - Second Edition
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Exercise
- Can you also tweak the kernel hyperparameter in the newsgroup topic classifier? For example, if you go with RBF kernels, you will also need to tune gamma. Can you achieve higher accuracy?
- Can you classify the 20 newsgroup dataset using Naïve Bayes? What is the best accuracy you can achieve using grid search and cross-validation?