PMML pmmlObject = result.addNewPMML();
pmmlObject.setVersion("3.0");
// head of PMML document
Header header = pmmlObject.addNewHeader();
header.setCopyright("www.gridminer.org");
Application application = header.addNewApplication();
application.setName("GridMiner");
application.setVersion("1.0");
//data dictionary
DataDictionary dataDictionary = pmmlObject.addNewDataDictionary();
BigInteger pom = new BigInteger(String.valueOf(columnCount));