annotate PCA.xml @ 19:f3d9bb18110a draft default tip

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<tool id="PCA" name="PCA">
  <description>Principal Component analysis</description>
  <command interpreter="Rscript">PCA.R $input $output $output2</command>
  <inputs>
    <param name="input" type="data" format="csv" label="Procrustes csvfile" />
  </inputs>
  <outputs>
    <data format = "csv" name = "output2" label = "standard deviation"/>
    <data format="csv" name="output" label = "Principal Components" />
    
  </outputs>

  
  <help>
**Function**

Principal Component analysis on procrustes coordinates of landmark data

**Input file**

.csv file Procrustes coordinates


**Output**

Principal Components

Standard deviation

**Tip**

Use **Procrustes** to produce the procrustes coordinates 
  </help>

</tool>