May 2019
Intermediate to advanced
162 pages
4h 24m
English
Content preview from Supervised Machine Learning with Python
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The math
Mathematically, logistic regression is very similar to linear regression. The inner product of our parameters and X represent the log odds of the membership of a class, which is simply the natural log of the probabilities over 1 minus the probabilities:
What we really want are the probabilities of the class membership. We can back out of the log odds and determine the probabilities using the sigmoid or logistic function.
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