Parameters

    -  Dataset to have quality altered (write access is
                required). This need not be the dataset searched to
                produce the , but the axis units must be the
                same. The  must have at least 2 spatial
                dimensions.
       -  A source search results file
     -  The radius of the circular region around each source
                position. Should be in the units of the spatial axes
                of 
      -  The mode with which CQUALITY will be invoked. For
                example, IGNORE or RESTORE.