PMML

The Predictive Model Markup Language (PMML) is an XML-based language aimed at providing a way to exchange different predictive models, for classification or regression purposes, generated using a data mining or machine learning technique. PMML was originally developed by the Data Mining Group (http://www.dmg.org/) in 1997 and its latest version (4.2.1) dates from May 2014.

Even if PMML itself is not a business-oriented language, it is currently possible to generate PMML documents from a variety of well known applications, such as Knime (https://www.knime.org/), or R language (https://www.r-project.org/).

PMML support in Drools is relatively new. It originally started as an experimental module but, with effect from version 6.1, PMML is a first-class ...

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