Now showing items 21-30 of 30
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. ...
Fuzzy decision making and consensus: challenges
(IOS Press, 2015-10)
Group decision making is part of every organizational life. It is a type of participatory process in which multiple decision makers acting collectively, analyze problems, consider and evaluate several alternatives, and ...
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. ...
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 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 ...
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 ...
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 ...
Confidence Based Consensus in Environments with High Uncertainty and Incomplete Information
(IOS Press, 2017)
With the incorporation of web 2.0 frameworks the complexity of decision making situations has exponentially increased, involving in many cases many experts, and a potentially huge number of different alternatives, leading ...
Confidence-consistency driven group decision making approach with incomplete reciprocal intuitionistic preference relations
Intuitionistic preference relations constitute a flexible and simple representation format of experts’ preference on a set of alternative options, while at the same time allowing to accommodate degrees of hesitation inherent ...
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 ...