Now showing items 11-20 of 29
Uninorm trust propagation and aggregation methods for group decision making in social network with four tuples information
A novel social network based group decision making (SN-GDM) model with experts' weights not provided beforehand and with the following four tuple information: trust; distrust; hesitancy; and inconsistency, is introduced. ...
Modeling Influence In Group Decision Making
Group decision making has been widely studied since group decision making processes are very common in many fields. Formal representation of the experts’ opinions, aggregation of assessments or selection of the best ...
An analysis of consensus approaches based on different concepts of coincidence
(IOS Press, 2018-04-19)
Soft consensus is a relevant topic in group decision making problems. Soft consensus measures are utilized to reflect the different agreement degrees between the experts leading the consensus reaching process. This may ...
A social network based approach for consensus achievement in multiperson decision making
Nowadays we are living the apogee of the Internet based technologies and consequently web 2.0 communities, where a large number of users interact in real time and share opinions and knowledge, is a generalized phenomenon. ...
Consensus in Group Decision Making and Social Networks
(ICI Publishing House, 2017-09)
The consensus reaching process is the most important step in a group decision making scenario. This step is most frequently identified as a process consisting of some discussion rounds in which several decision makers, ...
An attitudinal trust recommendation mechanism to balance consensus and harmony in group decision making
This article puts forward a trust based framework for building a recommendation mechanism for consensus in group decision making with interval-valued intuitionistic fuzzy information. To do that, it first presents an ...
A Feedback Mechanism Based on Granular Computing to Improve Consensus in GDM
(Springer International Publishing, 2017-07-02)
Group decision making is an important task in real world activities. It consists in obtaining the best solution to a particular problem according to the opinions given by a set of decision makers. In such a situation, an ...
GDMR A new framework in R to suppot Fuzzy Group Decision Making processes
This is a summary of our article published in Information Science  to be part of the MultiConference CAEPIA'15 KeyWorks.
A new influence based network for opinion propagation in social network based scenarios
Thanks to the expansive development of the Internet based technologies the on-line communities in which millions of users interact in real time is living and apogee. Leverage these networks as tools to carry out massive ...
Analyzing Consensus Measures in Group Decision Making
In Group Decision Making (GDM) problems before to obtain a solution a high level of consensus among experts is required. Consensus measures are usually built using similarity functions measuring how close experts’ opinions ...