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Select Pie chart from ‘Available plots’ ‘Available plots’ on the left side and drag it to Add new plot in middle panel. Then select any data node to create a new empty Pie chart (Figure 2). 

The Connect by option is particularly useful for dependent study designs, where you can highlight the samples based on the same biological source by the connecting lines. The example on Figure 3 depicts results of a study where each RNA sample was processed by both RNA-seq and gene array; the lines connect the same samples. Finally, the Show box plot turns on (or off) per-group box-and-whiskers (for each level of the Group by attribute)Categorical attributes that can be used for the Pie chart would display after any data node from the Data card on the left side of the Data Viewer has been clicked. 

Pick and drag the attribute, Sample name as an example here, to the Add data in the middle panel (Figure 3).

Once you are pleased with the appearance of the dot plot, push Save image button to save it to the local machine. The resulting dialog (Figure 4) controls the resolution of the image file. The image will be saved in svg format, and the default file name is Dot plot.svg

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