Machine Learning Group at University of Waikato.

Errata (4th Edition)

This page lists known errors in the fourth edition of the book "Data Mining: Practical Machine Learning Tools and Techniques" by Ian H. Witten, Eibe Frank, Mark A. Hall, and Chris J. Pal.

A list of errors in the third edition can be found here.

A list of errors in the second edition can be found here.

A list of errors in the first edition can be found here.

Chapter 4

Page 98
    Line 14 : An incorrect equation is shown as Equation 4.1. The correct equation for Bayes' rule is

Page 130
    Line 9: A closing square bracket is missing from the formula for the logit transformation. The correct expression is

Chapter 9

Page 396
    Line -5 : A log should be inserted in the last equation on page 396, yielding the following expression:

Page 397
    Line 1 : A log should be inserted in the first equation on page 397, yielding the following expression:

Page 398
    Line 1 : The transposes that are applied to the matrix W in the first equation on page 398 need to be removed, yielding the following expression:

Page 398
    Line -19 : Every x in the last equation on page 398 should be lowercase, including the one in the subscript, yielding the following expression:

Chapter 10

Page 423
    Table 10.2, third row : Replace "Softmax" with "Categorical cross entropy".
Page 441
    Line 2 : The symbol for cross-correlation is incorrect. The correct expression for the second line on page 441 is