July 2017
Beginner to intermediate
715 pages
17h 3m
English
Content preview from Java: Data Science Made Easy
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Using a SOM
We will use the Weka to demonstrate SOM. However, it is does not come installed with standard Weka. Instead, we will need to download a set of Weka classification algorithms from https://sourceforge.net/projects/wekaclassalgos/files/ and the actual SOM class from http://www.cis.hut.fi/research/som_pak/. The classification algorithms include support for LVQ. More details about the classification algorithms can be found at http://wekaclassalgos.sourceforge.net/.
To use the SOM class, called SelfOrganizingMap, the source code needs to be in your project. The Javadoc for this class is found at http://jsalatas.ictpro.gr/weka/doc/SelfOrganizingMap/.
We start with the creation of an instance of the SelfOrganizingMap class. This is followed ...
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