“…We have assumed the digital memories of each person are stored on and shared through their own peer or personal social network [2]. Considering the importance of the underlying network structure can have a significant effect on the performance of the network [32,39,30,24,22], a Memory Thread-based Communities approach has been proposed to address this issue. An MTC reflects memory threads in a similar way to the method we use to structure peers in these memory thread-based Communities.…”