Title: A social network based group decision support system

Authors: Wei-Lun Chang; Yi-Ping Lo

Addresses: Department of Business Administration, Tamkang University, No.151, Yingzhuan Rd., Danshui Dist., New Taipei City 25137, Taiwan. ' Department of Business Administration, Tamkang University, No.151, Yingzhuan Rd., Danshui Dist., New Taipei City 25137, Taiwan

Abstract: Decision-making is a cognitive mental process which selects certain actions among several alternatives for a specific problem. This research provides a social network-based group decision model which accounts for collective intelligence. This work considers peers from a user|s social network as experts in the group decision-making process and each peer has its own internet agent. The purpose is to conduct a virtual group decision-making process over the internet at anytime. Each agent can reason by enabling the case-based reasoning approach and discuss by the proposed decision model. The proposed approach attempts to improve efficiency and effectiveness for a quality decision, which is extremely critical and crucial. This work also designed a system which: empowers collective intelligence from a social network; enhances trustworthy group decisions of the social network; ensures heterogeneity of selected experts; diminishes the domination of certain experts.

Keywords: social networks; case-base reasoning; CBR; Delphi method; DSS; collective intelligence; group decision support systems; group decisions; decision making; internet agents; trustworthy decisions.

DOI: 10.1504/IJMC.2012.044522

International Journal of Mobile Communications, 2012 Vol.10 No.1, pp.41 - 64

Published online: 28 Dec 2011 *

Full-text access for editors Full-text access for subscribers Purchase this article Comment on this article