IAssociationStrategy.h Node1 IAssociationStrategy.h Node2 MinimalSumAssociation.h Node1->Node2 Node5 MatchingImplementation.h Node1->Node5 Node3 MatchingImplementation.cxx Node2->Node3 Node4 MinimalSumAssociation.cxx Node2->Node4 Node5->Node3 Node6 MatchingTool.cxx Node5->Node6