A theory of three-way decision is about thinking, problem-solving, and computing in threes
or through triads. In this paper, we review fifteen years of research on three-way decision by …

The determination of both thresholds in decision-theoretic rough sets is an important
problem of study that has aroused widespread attention in recent years. Although many …

A Pawlak approximation space is a pair of a ground set/space and a quotient set/space of
the ground set induced by an equivalence relation on the ground set. The quotient space is …

Two critical tasks in multi-attribute decision-making (MADM) are to describe criterion values
and to aggregate the described information to generate a ranking of alternatives. A flexible …

Trisecting agents, issues, and agent pairs are essential topics of three-way conflict analysis.
They have been commonly studied based on either a rating or an auxiliary function. A rating …

The concept of hesitant set was introduced by Hu, which purpose is to unify hesitant fuzzy
sets, interval-valued hesitant fuzzy sets, shadowed sets etc. This paper discusses the …

Breast cancer is a malignant tumor that seriously threatens women's health. Although classic
multi-attribute decision-making (MADM) techniques can handle this kind of medical problem …

In the realm of medical diagnosis, intuitionistic fuzzy data serves as a valuable tool for
representing information that is uncertain and imprecise. Nevertheless, decision-making …

To handle complex, risk-illustrating, and asymmetric information, the theory discussed in this
analysis is much more suitable for evaluating the above dilemmas. To manage ambiguity …

Conflict analysis facilitates cause revelation and action treatments for widespread conflicts.
Relevant three-way decisions on agreement, disagreement, and neutrality attitude subsets …