| 0 | 1 <tool id="Pearson_and_apos_Correlation1" name="Pearson and apos Correlation" version="1.0.0"> | 
|  | 2   <description>between any two numeric columns</description> | 
|  | 3   <command interpreter="perl">correlation.pl $input $out_file1 $col1 $col2</command> | 
|  | 4   <inputs> | 
|  | 5 <!--    <display>on column $col1 and column $col2 of $input</display> --> | 
|  | 6     <param name="col1" size="3" type="text" value="5" label="Correlate data in column"/> | 
|  | 7     <param name="col2" size="3" type="text" value="6" label="with data in column"/> | 
|  | 8     <param format="txt" name="input" type="data" label="in Query"/> | 
|  | 9   </inputs> | 
|  | 10   <outputs> | 
|  | 11     <data format="txt" name="out_file1" /> | 
|  | 12   </outputs> | 
|  | 13   <help>Computes Pearsons correlation coefficient between any two numerical columns. Column numbers start at 1. | 
|  | 14 </help> | 
|  | 15 </tool> |