Output Map Data Set Use this field to specify the name of SAS data set containing marker map information. If no name is specified, the name of the genotype data set, with _map appended as a suffix, is used. For detailed information about the files and data sets used or created by JMP Life Sciences software, see Files and Data Sets. To Specify an Output Map Data Set: Type the name of the data set into the text field. If you change your mind and would like to reset the field, click Clear.