Clustering problem

dbabrauskaitedbabrauskaite Employee, Community Manager, Member Posts: 4  Community Manager
Trying to use clustering operator and according to a tutorial, it should give a new window which says "Cluster Model(Clustering" in the results section, however that window doesn't appear.
Any idea what's wrong here?
XML process:

<?xml version="1.0" encoding="ISO-8859-1"?>
<process version="9.1.000">
<context>
<input/>
<output/>
<macros/>
</context>
<operator class="process" name="Process" expanded="true" compatibility="9.1.000" activated="true">
<parameter value="init" key="logverbosity"/>
<parameter value="2001" key="random_seed"/>
<parameter value="never" key="send_mail"/>
<parameter value="" key="notification_email"/>
<parameter value="30" key="process_duration_for_mail"/>
<parameter value="SYSTEM" key="encoding"/>
<process expanded="true">
<operator class="retrieve" name="Retrieve" expanded="true" compatibility="9.1.000" activated="true" y="34" x="112" width="90" height="68">
<parameter value="//Local Repository/IRIS" key="repository_entry"/>
</operator>
<operator class="concurrency:k_means" name="Clustering" expanded="true" compatibility="9.1.000" activated="true" y="34" x="447" width="90" height="82">
<parameter value="true" key="add_cluster_attribute"/>
<parameter value="false" key="add_as_label"/>
<parameter value="false" key="remove_unlabeled"/>
<parameter value="2" key="k"/>
<parameter value="10" key="max_runs"/>
<parameter value="true" key="determine_good_start_values"/>
<parameter value="MixedMeasures" key="measure_types"/>
<parameter value="MixedEuclideanDistance" key="mixed_measure"/>
<parameter value="NominalDistance" key="nominal_measure"/>
<parameter value="EuclideanDistance" key="numerical_measure"/>
<parameter value="SquaredEuclideanDistance" key="divergence"/>
<parameter value="radial" key="kernel_type"/>
<parameter value="1.0" key="kernel_gamma"/>
<parameter value="1.0" key="kernel_sigma1"/>
<parameter value="0.0" key="kernel_sigma2"/>
<parameter value="2.0" key="kernel_sigma3"/>
<parameter value="3.0" key="kernel_degree"/>
<parameter value="1.0" key="kernel_shift"/>
<parameter value="1.0" key="kernel_a"/>
<parameter value="0.0" key="kernel_b"/>
<parameter value="100" key="max_optimization_steps"/>
<parameter value="false" key="use_local_random_seed"/>
<parameter value="1992" key="local_random_seed"/>
</operator>
<connect to_port="example set" to_op="Clustering" from_port="output" from_op="Retrieve"/>
<connect to_port="result 1" from_port="cluster model" from_op="Clustering"/>
<connect to_port="result 2" from_port="clustered set" from_op="Clustering"/>
<portSpacing spacing="0" port="source_input 1"/>
<portSpacing spacing="0" port="sink_result 1"/>
<portSpacing spacing="0" port="sink_result 2"/>
<portSpacing spacing="0" port="sink_result 3"/>
</process>
</operator>
</process>

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