The Appendix contains materials that are important but are too detailed for inclusion in the main body of the book. This includes the basics on the Analytics tool KNIME and descriptions of some of the KNIME nodes. For ease of reading, some of the passages may be repeated here from the main body of the book.
To get started with KNIME, you should go to http://www.knime.org/knime-desktop-sdk-download and download the most recent version of KNIME for the Linux, Mac OS, or Windows version.
You can view a short introduction video at YouTube (https://www.youtube.com/watch?v=ft7Ksgss3Tc) or search key words KNIME introduction on Google.
For a more thorough introduction of KNIME, starting from the very basics and then covering data manipulations, ...