Tthe weka environment: Weka is a collection of machine learning algorithms for data mining tasks.

Weka (Waikato Environment for Knowledge Analysis) is a popular suite of machine learning software written in Java: http://www.cs.waikato.ac.nz/ml/weka/

Weka is a collection of machine learning algorithms for data mining tasks. The algorithms can either be applied directly to a dataset or called from your own Java code. Weka contains tools for data pre-processing, classification, regression, clustering, association rules, and visualization.

This original version was primarily designed as a tool for analyzing data from agricultural domains.


Windows x86
Click here (http://prdownloads.sourceforge.net/weka/weka-3-6-5jre.exe) to download a self-extracting executable that includes Java VM 1.6
(weka-3-6-5jre.exe; 36.7 MB)

Mac OS X
Click here (http://prdownloads.sourceforge.net/weka/weka-3-6-5.dmg) to download a disk image for OS X
(weka-3-6-5.dmg; 28.5 MB)
Other platforms (Linux, etc.)
(weka-3-6-5.zip; 22.3 MB)


These executables will install Weka in your Program Menu. Download the second version if you already have Java 1.5 (or later) on your system.

----example of add-on:

Information Sciences
Volume 129, Issue 6, June 2009, Pages 1532-1561

doi:10.1016/j.ins.2010.06.014


http://www.articleofthefuture.com/S0020025510002756-2/