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# Artificial Intelligence for Humans, Vol 1: Fundamental Algorithms

# Errata

## Errata for Initial Version (released 2013-11-25)

## Errata for Current Published Version (released 2014-12-19)

Errors are corrected both in the ebook and paperback. As a result, there are several

“versions” of the book. You can tell what version of the book you have by page 4.

Between the ISBN and Copyright lines you will see an “Edition: “. If there is no

“Edition:” you have the original edition. The current edition is “1.1”, and was released

on December 19, 2014.

**page 11**:”you must reclassify the entire data set”, should be: “you must recluster the entire data set”**page 92**: “The K-Means algorithm requires that each dimension contain the same number of dimensions.”, should be: “The K-Means algorithm requires that each observation contains the same number of dimensions.”**page 102**: “You can see that RMS is essentially the square root of RMS.”, should be: “You can see that RMS is essentially the square root of MSE.”**page 131**: At beginning of the last paragraph, Listing 7.3 is referenced should be Listing 8.2.**page 131**: line 4: “to minimize” should be: “to maximize”

**page 76**: “We continue until we have a w that is greater than or equal to 1.0.”, should be: “We continue so long as we have a w that is greater than or equal to 1.0.”**page 131**: “We begin with Listing 8.1, which shows one iteration of the hill climbing algorithm.”, should be: “We begin with Listing 8.1, which shows the initialization of the hill climbing algorithm.”