setTargetNames  Set the data set target names
  
   dataSet = dataSet.setTargetNames(NAMES) Set an object's
   target names to NAMES.
 
   dataSet = dataSet.setTargetNames(NAMES, INDICES) Set the
   target names for only the specified INDICES.

Help for prtDataSetRegress/setTargetNames is inherited from superclass prtDataSetBase