code: def row_structural_typicality(self, X_L_list, X_D_list, row_id):
          
          return su.row_structural_typicality(X_L_list, X_D_list, row_id)
docs: Returns the typicality (opposite of anomalousness) of given row.
  
          :param row_id: id of the target row
          :type row_id: int
  
          :returns: float, the typicality, from 0 to 1