<?xml version="1.0" encoding="UTF-8" standalone="no"?><process version="5.3.000"> <context> <input/> <output/> <macros/> </context> <operator activated="true" class="process" compatibility="5.3.000" expanded="true" name="Process"> <process expanded="true" height="161" width="681"> <operator activated="true" class="generate_data" compatibility="5.3.000" expanded="true" height="60" name="Generate Data" width="90" x="45" y="30"/> <operator activated="true" class="aggregate" compatibility="5.3.000" expanded="true" height="76" name="Aggregate" width="90" x="179" y="30"> <list key="aggregation_attributes"> <parameter key="att1" value="sum"/> <parameter key="att2" value="sum"/> </list> </operator> <operator activated="true" class="rename" compatibility="5.3.000" expanded="true" height="76" name="Rename" width="90" x="313" y="30"> <parameter key="old_name" value="sum(att1)"/> <parameter key="new_name" value="sum_att1"/> <list key="rename_additional_attributes"/> </operator> <operator activated="true" class="rename" compatibility="5.3.000" expanded="true" height="76" name="Rename (2)" width="90" x="447" y="30"> <parameter key="old_name" value="sum(att2)"/> <parameter key="new_name" value="sum_att2"/> <list key="rename_additional_attributes"/> </operator> <operator activated="true" class="generate_attributes" compatibility="5.3.000" expanded="true" height="76" name="Generate Attributes" width="90" x="581" y="30"> <list key="function_descriptions"> <parameter key="value" value="(sum_att1-sum_att2) / sum_att2"/> </list> </operator> <connect from_op="Generate Data" from_port="output" to_op="Aggregate" to_port="example set input"/> <connect from_op="Aggregate" from_port="example set output" to_op="Rename" to_port="example set input"/> <connect from_op="Rename" from_port="example set output" to_op="Rename (2)" to_port="example set input"/> <connect from_op="Rename (2)" from_port="example set output" to_op="Generate Attributes" to_port="example set input"/> <connect from_op="Generate Attributes" from_port="example set output" to_port="result 1"/> <portSpacing port="source_input 1" spacing="0"/> <portSpacing port="sink_result 1" spacing="0"/> <portSpacing port="sink_result 2" spacing="0"/> </process> </operator></process>