%0 Journal Article %T A degree centrality in multi-layered social network %A Piotr Br¨®dka %A Krzysztof Skibicki %A PrzemysŁżaw Kazienko %A Katarzyna MusiaŁż %J Computer Science %D 2012 %I arXiv %R 10.1109/CASON.2011.6085951 %X Multi-layered social networks reflect complex relationships existing in modern interconnected IT systems. In such a network each pair of nodes may be linked by many edges that correspond to different communication or collaboration user activities. Multi-layered degree centrality for multi-layered social networks is presented in the paper. Experimental studies were carried out on data collected from the real Web 2.0 site. The multi-layered social network extracted from this data consists of ten distinct layers and the network analysis was performed for different degree centralities measures. %U http://arxiv.org/abs/1210.5184v1