dqm_algorithms::AddReference_Bins_LessThanEqual_Threshold Node1 dqm_algorithms::AddReference _Bins_LessThanEqual_Threshold + AddReference_Bins_LessThan Equal_Threshold() Node2 dqm_algorithms::AddReference - m_name + AddReference() + clone() + printDescription() + execute() Node2->Node1 Node3 dqm_core::Algorithm Node3->Node2