question: this method returns the indexing key of a peptide match after curation . concode_field_sep HashMap<String,TargetDecoyMap> peptideMaps concode_elem_sep String DUSTBIN concode_elem_sep long serialVersionUID concode_elem_sep String SEPARATOR concode_elem_sep ArrayList<String> groupedMaps concode_field_sep String getKey concode_elem_sep void estimateProbabilities concode_elem_sep ArrayList<String> suspiciousInput concode_elem_sep double getProbability concode_elem_sep TargetDecoyMap getTargetDecoyMap concode_elem_sep ArrayList<String> getKeys concode_elem_sep String getKeyName concode_elem_sep void clean concode_elem_sep void addPoint concode_elem_sep int getNEntries
target: String function ( String arg0 ) { if ( groupedMaps . contains ( arg0 ) ) { return DUSTBIN ; } return arg0 ; }