public CLIQUEUnit(CLIQUEInterval interval){
  intervals=new ArrayList<>();
  intervals.add(interval);
  ids=DBIDUtil.newHashSet();
  assigned=false;
}

public CLIQUEUnit ( CLIQUEInterval interval ) { intervals = new ArrayList < > ( ) ; intervals . add ( interval ) ; ids = DBIDUtil . newHashSet ( ) ; assigned = false ; }
creates a new one - dimensional unit for the given interval .
