Tableau 2019.x Cookbook
by Dmitry Anoshin, Teodora Matic, Slaven Bogdanovic, Tania Lincoln, Dmitrii Shirokov
There's more...
To keep our example clear and illustrative, we used a two-dimensional dataset (and two-dimensional outliers). However, you'll usually deal with datasets that have more than two dimensions. Nevertheless, the general approach you'll use to detect the multidimensional outliers will be the same. You can use the same syntax as the one we've used in this example, but simply add as many arguments as needed. The script will run in the same manner and detect the outliers.
However, when operating with more than two dimensions, you won't be able to visualize the multidimensional outliers on a scatter plot as easily, since the pattern of values that makes them extreme is spread across various dimensions. If you wish to represent them ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access