...Sandang Guo; Liuzhen Guan; Qian Li; Jing Jia Purpose Considering the bounded confidence of decision-makers (DMs), a new grey multi-criteria group consensus decision-making (GMCGCDM) model is established by using interval grey number (IGN), cobweb model, social network analysis (SNA) and consensus...

...Kun Guo; Qishan Zhang Purpose – The purpose of this paper is to discover social communities from the social networks by propagating affinity messages among members in a localized way. The affinity between any two members is computed by grey relational analysis method. Design/methodology...