<?xml version="1.0" encoding="UTF-8" standalone="no"?><process version="5.3.006"> <context> <input/> <output/> <macros/> </context> <operator activated="true" class="process" compatibility="5.3.006" expanded="true" name="Process"> <process expanded="true"> <operator activated="true" class="generate_nominal_data" compatibility="5.3.006" expanded="true" height="60" name="Generate Nominal Data" width="90" x="45" y="30"> <parameter key="number_examples" value="10"/> <parameter key="number_of_attributes" value="1"/> </operator> <operator activated="true" class="aggregate" compatibility="5.3.006" expanded="true" height="76" name="Aggregate" width="90" x="179" y="120"> <list key="aggregation_attributes"> <parameter key="att1" value="count"/> </list> <parameter key="group_by_attributes" value="|att1"/> </operator> <operator activated="true" class="rename" compatibility="5.3.006" expanded="true" height="76" name="Rename" width="90" x="313" y="30"> <parameter key="old_name" value="count(att1)"/> <parameter key="new_name" value="count"/> <list key="rename_additional_attributes"/> </operator> <operator activated="true" class="join" compatibility="5.3.006" expanded="true" height="76" name="Join" width="90" x="447" y="120"> <parameter key="use_id_attribute_as_key" value="false"/> <list key="key_attributes"> <parameter key="att1" value="att1"/> </list> </operator> <operator activated="true" class="generate_attributes" compatibility="5.3.006" expanded="true" height="76" name="Generate Attributes" width="90" x="581" y="120"> <list key="function_descriptions"> <parameter key="att2" value="if(count>1, "duplicates", "no duplicates")"/> </list> </operator> <connect from_op="Generate Nominal 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="Aggregate" from_port="original" to_op="Join" to_port="right"/> <connect from_op="Rename" from_port="example set output" to_op="Join" to_port="left"/> <connect from_op="Join" from_port="join" 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>
It is not possible in the "Generate Attributes" operator directly, but with a few preceding operators. See the process below.
Best
Marcin