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<?xml version="1.0" encoding="windows-1252"?><attributeweights version="5.0"> <weight name="Att_1" value="0.123"/> <weight name="Att_2" value="0.213"/> <weight name="Att_3" value="0.321"/></attributeweights>
<weight name="$v[Attribute]" value="$v[Weight]"/>
I have also come to this page for converting data to weight vector. After reading the proposed solution I tried to automate the process. Until RapidMiner staff will add this functionality, the following silly but working code can be used.
<?xml version="1.0" encoding="UTF-8"?><process version="7.6.001"> <context> <input/> <output/> <macros/> </context> <operator activated="true" class="process" compatibility="7.6.001" expanded="true" name="Process"> <process expanded="true"> <operator activated="true" class="retrieve" compatibility="7.6.001" expanded="true" height="68" name="Retrieve Titanic Training" width="90" x="45" y="34"> <parameter key="repository_entry" value="//Samples/data/Titanic Training"/> </operator> <operator activated="true" class="weight_by_correlation" compatibility="7.6.001" expanded="true" height="82" name="Weight by Correlation" width="90" x="179" y="34"> <parameter key="normalize_weights" value="true"/> <parameter key="sort_direction" value="descending"/> </operator> <operator activated="true" class="multiply" compatibility="7.6.001" expanded="true" height="103" name="Multiply" width="90" x="313" y="34"/> <operator activated="true" class="weights_to_data" compatibility="7.6.001" expanded="true" height="68" name="Weights to Data" width="90" x="447" y="34"/> <operator activated="true" class="subprocess" compatibility="7.6.001" expanded="true" height="82" name="Weight Data Converter" width="90" x="581" y="136"> <process expanded="true"> <operator activated="true" class="set_macro" compatibility="7.6.001" expanded="true" height="82" name="Temp File Path" width="90" x="45" y="34"> <parameter key="macro" value="weight_file_path"/> <parameter key="value" value="Desktop/average_weight.dat"/> </operator> <operator activated="true" class="generate_attributes" compatibility="7.6.001" expanded="true" height="82" name="Create Pseudo Attr" width="90" x="179" y="34"> <list key="function_descriptions"> <parameter key="_bas" value=""<weight name=""/> <parameter key="_orta" value="" value=""/> <parameter key="_son" value=""/>""/> </list> </operator> <operator activated="true" class="order_attributes" compatibility="7.6.001" expanded="true" height="82" name="ReOrder" width="90" x="313" y="34"> <parameter key="attribute_ordering" value="_bas|Attribute|_orta|Weight|_son"/> </operator> <operator activated="true" class="write_message" compatibility="7.6.001" expanded="true" height="82" name="Write Opening Tags" width="90" x="447" y="34"> <parameter key="file" value="%{weight_file_path}"/> <parameter key="text" value="<?xml version="1.0" encoding="windows-1254"?> <attributeweights version="7.6"> "/> </operator> <operator activated="true" class="write_special" compatibility="7.6.001" expanded="true" height="68" name="Write Weight Values" width="90" x="581" y="34"> <parameter key="example_set_file" value="%{weight_file_path}"/> <parameter key="special_format" value="$t$a["]"/> <parameter key="quote_nominal_values" value="false"/> <parameter key="overwrite_mode" value="append"/> </operator> <operator activated="true" class="write_message" compatibility="7.6.001" expanded="true" height="82" name="Write Closing Tags" width="90" x="715" y="34"> <parameter key="file" value="%{weight_file_path}"/> <parameter key="text" value="</attributeweights>"/> <parameter key="mode" value="append"/> </operator> <operator activated="true" class="legacy:read_weights" compatibility="7.6.001" expanded="true" height="68" name="Read Weight File" width="90" x="849" y="34"> <parameter key="attribute_weights_file" value="%{weight_file_path}"/> </operator> <connect from_port="in 1" to_op="Temp File Path" to_port="through 1"/> <connect from_op="Temp File Path" from_port="through 1" to_op="Create Pseudo Attr" to_port="example set input"/> <connect from_op="Create Pseudo Attr" from_port="example set output" to_op="ReOrder" to_port="example set input"/> <connect from_op="ReOrder" from_port="example set output" to_op="Write Opening Tags" to_port="through 1"/> <connect from_op="Write Opening Tags" from_port="through 1" to_op="Write Weight Values" to_port="input"/> <connect from_op="Write Weight Values" from_port="through" to_op="Write Closing Tags" to_port="through 1"/> <connect from_op="Read Weight File" from_port="output" to_port="out 1"/> <portSpacing port="source_in 1" spacing="0"/> <portSpacing port="source_in 2" spacing="0"/> <portSpacing port="sink_out 1" spacing="0"/> <portSpacing port="sink_out 2" spacing="0"/> </process> </operator> <connect from_op="Retrieve Titanic Training" from_port="output" to_op="Weight by Correlation" to_port="example set"/> <connect from_op="Weight by Correlation" from_port="weights" to_op="Multiply" to_port="input"/> <connect from_op="Multiply" from_port="output 1" to_op="Weights to Data" to_port="attribute weights"/> <connect from_op="Multiply" from_port="output 2" to_port="result 1"/> <connect from_op="Weights to Data" from_port="example set" to_op="Weight Data Converter" to_port="in 1"/> <connect from_op="Weight Data Converter" from_port="out 1" to_port="result 2"/> <portSpacing port="source_input 1" spacing="0"/> <portSpacing port="sink_result 1" spacing="0"/> <portSpacing port="sink_result 2" spacing="0"/> <portSpacing port="sink_result 3" spacing="0"/> </process> </operator></process>
hello @suleymansahal -
Thank you for this. After much conversation internally we agree that this would be a nice improvement to "Data to Weights". Thanks.
Scott
Does not using the Set Role operator to assign the attribute column to a weight role not do the job or am I not understanding the problem correctly?
<?xml version="1.0" encoding="UTF-8"?><process version="7.6.001"> <context> <input/> <output/> <macros/> </context> <operator activated="true" class="process" compatibility="7.6.001" expanded="true" name="Process"> <process expanded="true"> <operator activated="true" class="retrieve" compatibility="7.6.001" expanded="true" height="68" name="Retrieve Titanic Training" width="90" x="45" y="34"> <parameter key="repository_entry" value="//Samples/data/Titanic Training"/> </operator> <operator activated="true" class="weight_by_correlation" compatibility="7.6.001" expanded="true" height="82" name="Weight by Correlation" width="90" x="179" y="34"> <parameter key="normalize_weights" value="true"/> <parameter key="sort_direction" value="descending"/> </operator> <operator activated="true" class="multiply" compatibility="7.6.001" expanded="true" height="103" name="Multiply" width="90" x="313" y="34"/> <operator activated="true" class="weights_to_data" compatibility="7.6.001" expanded="true" height="68" name="Weights to Data" width="90" x="313" y="187"/> <operator activated="true" class="multiply" compatibility="7.6.001" expanded="true" height="103" name="Multiply (2)" width="90" x="447" y="187"/> <operator activated="true" class="set_role" compatibility="7.6.001" expanded="true" height="82" name="Set Role" width="90" x="581" y="238"> <parameter key="attribute_name" value="Weight"/> <parameter key="target_role" value="weight"/> <list key="set_additional_roles"/> </operator> <operator activated="true" class="subprocess" compatibility="7.6.001" expanded="true" height="82" name="Weight Data Converter" width="90" x="581" y="136"> <process expanded="true"> <operator activated="true" class="set_macro" compatibility="7.6.001" expanded="true" height="82" name="Temp File Path" width="90" x="45" y="34"> <parameter key="macro" value="weight_file_path"/> <parameter key="value" value="Desktop/average_weight.dat"/> </operator> <operator activated="true" class="generate_attributes" compatibility="7.6.001" expanded="true" height="82" name="Create Pseudo Attr" width="90" x="179" y="34"> <list key="function_descriptions"> <parameter key="_bas" value=""<weight name=""/> <parameter key="_orta" value="" value=""/> <parameter key="_son" value=""/>""/> </list> </operator> <operator activated="true" class="order_attributes" compatibility="7.6.001" expanded="true" height="82" name="ReOrder" width="90" x="313" y="34"> <parameter key="attribute_ordering" value="_bas|Attribute|_orta|Weight|_son"/> </operator> <operator activated="true" class="write_message" compatibility="7.6.001" expanded="true" height="82" name="Write Opening Tags" width="90" x="447" y="34"> <parameter key="file" value="%{weight_file_path}"/> <parameter key="text" value="<?xml version="1.0" encoding="windows-1254"?> <attributeweights version="7.6"> "/> </operator> <operator activated="true" class="write_special" compatibility="7.6.001" expanded="true" height="68" name="Write Weight Values" width="90" x="581" y="34"> <parameter key="example_set_file" value="%{weight_file_path}"/> <parameter key="special_format" value="$t$a["]"/> <parameter key="quote_nominal_values" value="false"/> <parameter key="overwrite_mode" value="append"/> </operator> <operator activated="true" class="write_message" compatibility="7.6.001" expanded="true" height="82" name="Write Closing Tags" width="90" x="715" y="34"> <parameter key="file" value="%{weight_file_path}"/> <parameter key="text" value="</attributeweights>"/> <parameter key="mode" value="append"/> </operator> <operator activated="true" class="legacy:read_weights" compatibility="7.6.001" expanded="true" height="68" name="Read Weight File" width="90" x="849" y="34"> <parameter key="attribute_weights_file" value="%{weight_file_path}"/> </operator> <connect from_port="in 1" to_op="Temp File Path" to_port="through 1"/> <connect from_op="Temp File Path" from_port="through 1" to_op="Create Pseudo Attr" to_port="example set input"/> <connect from_op="Create Pseudo Attr" from_port="example set output" to_op="ReOrder" to_port="example set input"/> <connect from_op="ReOrder" from_port="example set output" to_op="Write Opening Tags" to_port="through 1"/> <connect from_op="Write Opening Tags" from_port="through 1" to_op="Write Weight Values" to_port="input"/> <connect from_op="Write Weight Values" from_port="through" to_op="Write Closing Tags" to_port="through 1"/> <connect from_op="Read Weight File" from_port="output" to_port="out 1"/> <portSpacing port="source_in 1" spacing="0"/> <portSpacing port="source_in 2" spacing="0"/> <portSpacing port="sink_out 1" spacing="0"/> <portSpacing port="sink_out 2" spacing="0"/> </process> </operator> <connect from_op="Retrieve Titanic Training" from_port="output" to_op="Weight by Correlation" to_port="example set"/> <connect from_op="Weight by Correlation" from_port="weights" to_op="Multiply" to_port="input"/> <connect from_op="Multiply" from_port="output 1" to_op="Weights to Data" to_port="attribute weights"/> <connect from_op="Multiply" from_port="output 2" to_port="result 1"/> <connect from_op="Weights to Data" from_port="example set" to_op="Multiply (2)" to_port="input"/> <connect from_op="Multiply (2)" from_port="output 1" to_op="Weight Data Converter" to_port="in 1"/> <connect from_op="Multiply (2)" from_port="output 2" to_op="Set Role" to_port="example set input"/> <connect from_op="Set Role" from_port="example set output" to_port="result 3"/> <connect from_op="Weight Data Converter" from_port="out 1" to_port="result 2"/> <portSpacing port="source_input 1" spacing="0"/> <portSpacing port="sink_result 1" spacing="0"/> <portSpacing port="sink_result 2" spacing="0"/> <portSpacing port="sink_result 3" spacing="0"/> <portSpacing port="sink_result 4" spacing="0"/> </process> </operator></process>