} else {
modSelection = new C45ModelSelection(minNumInstances, filteredData, true);
}
//create tree root
m_tree = new LMTNode(modSelection, m_numBoostingIterations, m_fastRegression,
m_errorOnProbabilities, m_minNumInstances, m_weightTrimBeta, m_useAIC);
//build tree
m_tree.buildClassifier(filteredData);
if (modSelection instanceof C45ModelSelection) ((C45ModelSelection)modSelection).cleanup();