Errata
The errata list is a list of errors and their corrections that were found after the product was released.
The following errata were submitted by our customers and have not yet been approved or disproved by the author or editor. They solely represent the opinion of the customer.
Color Key: Serious technical mistake Minor technical mistake Language or formatting error Typo Question Note Update
Version | Location | Description | Submitted by | Date submitted |
---|---|---|---|---|
Chapter 3, Decision Forests 1st paragraph | The two most common types of forests used in practice are *decision* forests and gradient-boosted decision trees |
Henry | Feb 25, 2018 | |
Chapter 1 Where detailing what a true positive is |
In the Safari Books Online version, the text states that a true positive for spam prediction is the following: |
Asa Freedman | Jan 28, 2019 | |
1 Labeling spam or ham code at `import os` |
The example in the Safari Books Online edition leaves out the section of code where the spam_words and ham_words are compared against the X_test set of the code. The next paragraph goes into a confusion matrix about this non existent data. The whole code is included in the GitHub profile, though, which may/not be useful to someone attempting to type with the book. |
Asa Freedman | Jan 28, 2019 | |
Printed | Page 20 First line (Code example) |
First line of Page 20 there is an example of python code that is incorrect. |
MIguel Diaz | Apr 02, 2018 |
Printed | Page 21 4th paragraph |
The text states: "(the argument random_state=123 is passed in for the sake of result reproducibility)" |
Mike Eriksson | Feb 23, 2018 |
Printed | Page 26 3rd and 4th paragraph |
In the 3rd paragraph the author talks about classifying "malicious" and "legitimate" traffic using a threshold of 6000 requests over a period of 5 minutes (over 6000 is malicious and lower than this is legitimate). |
Miguel Díaz | Apr 04, 2018 |
Printed | Page 31 Code examples |
According to the book it uses the following metrics methods: |
Miguel Diaz | Apr 04, 2018 |
Printed | Page 160 1st non-code paragraph, first sentence |
Upfront I apologize for my pedantry on this but the book is about computer security and computer security people often care about pedantry. |
Michal Grochmal | Sep 10, 2018 |
Other Digital Version | 2309 Location 2309 of kindle version in ARIMA section below figure 3-2 |
In the kindle version, there is a link to PyFlux. This link seems to no longer be valid and goes to pyflux.com. On my first attempt, this landed me on an “update your flash” page that was likely malware, though subsequent attempts go to a boilerplate landing page. |
Daniel | Jun 11, 2020 |