Add new column for category info in Cluster gadget
How to...
Select the interested datapoints on the plot.
In the Cluster Gadget dialog, click the Add Categories button.
In the Create Categorical Value dialog, give a name to the new group(CustomerGroup ) and names(group3) for each category.
4. This will generate a new column in the source data which denotes the category info of each points.
5. Data points can be recolored referring to the new category info.