<?xml version="1.0" encoding="UTF-8"?>
<PMML xmlns="http://www.dmg.org/PMML-4_4" version="4.4">
    <Header copyright="Example Corp" description="Simple Linear Regression Model">
        <Application name="Example App" version="1.0"/>
    </Header>
    <DataDictionary numberOfFields="3">
        <DataField name="x1" optype="continuous" dataType="double"/>
        <DataField name="x2" optype="continuous" dataType="double"/>
        <DataField name="y" optype="continuous" dataType="double"/>
    </DataDictionary>
    <RegressionModel modelName="SimpleLinearRegression" functionName="regression">
        <MiningSchema>
            <MiningField name="x1" usageType="active"/>
            <MiningField name="x2" usageType="active"/>
            <MiningField name="y" usageType="predicted"/>
        </MiningSchema>
        <RegressionTable intercept="1.0">
            <NumericPredictor name="x1" exponent="1" coefficient="0.5"/>
            <NumericPredictor name="x2" exponent="1" coefficient="0.3"/>
        </RegressionTable>
    </RegressionModel>
</PMML>