dqm_algorithms::OccupancyHoleFinder Node1 dqm_algorithms::Occupancy HoleFinder - m_name + OccupancyHoleFinder() + ~OccupancyHoleFinder() + clone() + execute() + printDescription() + getMedian() + getChamberName() + getMDTChamberName() + getMDTChamberNameByCrate() Node3 dqm_algorithms::MDT _OccupancyHoleFinder + MDT_OccupancyHoleFinder() Node1->Node3 Node2 Algorithm Node2->Node1