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Filter features task can be invoked from any counts or single cell data node. Noise Reduction and Statistics Based filters take each feature and perform the specified calculation across all the cells. The filter is applied to the values in the selected data node and the output is a filtered version of the input data node. 

In the task dialog, click the check box to activate one or more of the filter types, configure the filter(s), and click Finish to run. 

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