To add an algorithm element drag it from the Palette to the Scene. Or you can just click on the element on the Palette and then click somewhere on the Scene.

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     <img src="/wiki/download/attachments/4686212/Adding Algorithm Element.png"/>
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If the default elements appearance hasn’t been modified, on the added element you can see:

1. The element name
2. The result annotations name, enclosed in parentheses
3. The order of the algorithm execution

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     <img src="/wiki/download/attachments/4686212/Adding Algorithm Element_1.png"/>
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Some elements consist of two subunits. In this case the subunits are marked as .left and .right:

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     <img src="/wiki/download/attachments/4686212/Adding Algorithm Element_2.png"/>
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