"Generate pivoted example set from word vector"
Hi,
I have got some text entries in an excel worksheet that I would like to text mine and find associations(if any) between some words.
So my initial thinking was to process the text into Process Documents from Data->Convert WordList to Data and then Pivot it. The problem is after processing documents, I only get a word vector and their counts(I am using TF-IDF), and I cannot see how I could easily achieve this.
In short if I have this excel sheet:
column A: columnB
review1: This is text for review1
review2: This text for review2
Out of this, I would like to end up with a pivot table that looks like:
This is text for review1 review2
review1 1 1 1 1 1 0
review2 1 0 1 1 0 1
Here is the process XML that I am using:
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<process version="7.1.001">
<context>
<input/>
<output/>
<macros/>
</context>
<operator activated="true" class="process" compatibility="7.1.001" expanded="true" name="Process">
<parameter key="logverbosity" value="init"/>
<parameter key="random_seed" value="2001"/>
<parameter key="send_mail" value="never"/>
<parameter key="notification_email" value=""/>
<parameter key="process_duration_for_mail" value="30"/>
<parameter key="encoding" value="SYSTEM"/>
<process expanded="true">
<operator activated="true" class="read_excel" compatibility="7.1.001" expanded="true" height="68" name="Read Excel" width="90" x="45" y="34">
<parameter key="excel_file" value="D:\data\offers\pizza.xlsx"/>
<parameter key="sheet_number" value="1"/>
<parameter key="imported_cell_range" value="A1:B10"/>
<parameter key="encoding" value="SYSTEM"/>
<parameter key="first_row_as_names" value="false"/>
<list key="annotations">
<parameter key="0" value="Name"/>
</list>
<parameter key="date_format" value=""/>
<parameter key="time_zone" value="SYSTEM"/>
<parameter key="locale" value="English (United States)"/>
<list key="data_set_meta_data_information">
<parameter key="0" value="source.true.text.attribute"/>
<parameter key="1" value="textfeed.true.text.attribute"/>
</list>
<parameter key="read_not_matching_values_as_missings" value="true"/>
<parameter key="datamanagement" value="double_array"/>
</operator>
<operator activated="true" breakpoints="before,after" class="text:process_document_from_data" compatibility="7.1.001" expanded="true" height="82" name="Process Documents from Data" width="90" x="179" y="34">
<parameter key="create_word_vector" value="true"/>
<parameter key="vector_creation" value="Term Frequency"/>
<parameter key="add_meta_information" value="true"/>
<parameter key="keep_text" value="false"/>
<parameter key="prune_method" value="none"/>
<parameter key="prune_below_percent" value="3.0"/>
<parameter key="prune_above_percent" value="30.0"/>
<parameter key="prune_below_rank" value="0.05"/>
<parameter key="prune_above_rank" value="0.95"/>
<parameter key="datamanagement" value="double_sparse_array"/>
<parameter key="select_attributes_and_weights" value="false"/>
<list key="specify_weights"/>
<process expanded="true">
<operator activated="true" class="text:tokenize" compatibility="7.1.001" expanded="true" height="68" name="Tokenize" width="90" x="45" y="34">
<parameter key="mode" value="non letters"/>
<parameter key="characters" value=".:"/>
<parameter key="language" value="English"/>
<parameter key="max_token_length" value="3"/>
</operator>
<connect from_port="document" to_op="Tokenize" to_port="document"/>
<connect from_op="Tokenize" from_port="document" to_port="document 1"/>
<portSpacing port="source_document" spacing="0"/>
<portSpacing port="sink_document 1" spacing="0"/>
<portSpacing port="sink_document 2" spacing="0"/>
</process>
</operator>
<operator activated="true" class="text:wordlist_to_data" compatibility="7.1.001" expanded="true" height="82" name="WordList to Data" width="90" x="380" y="34"/>
<connect from_op="Read Excel" from_port="output" to_op="Process Documents from Data" to_port="example set"/>
<connect from_op="Process Documents from Data" from_port="word list" to_op="WordList to Data" to_port="word list"/>
<connect from_op="WordList to Data" from_port="example set" 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>