A rough set is important for the reduction of attributes of an information system, since it
approximates a subset of a universal set based on some binary connection. A Pythagorean …

Rough set theory is a key approach to model and apprehend the situations involving
uncertainty without additional information and suppositions. Complex fuzzy sets are useful in …

The 2-tuple linguistic model initiated by Herrera and Martinez has become one of the most
useful computing with words approaches. It provides an effective way of representing the …

Energy production from the waste is an innovative idea to be implemented that can
significantly raise one's energy production capacity via some adaptable waste-to-energy …

This paper proposes a multi-attribute group decision-making methodology that takes
advantage of a new weighted geometric mean aggregation operator on intuitionistic fuzzy …

The major objective of the current investigation is to build an integrated multiple criteria
group decision-making (MCGDM) methodology based on combined compromise solution …

With the help of Internet technology, digital reform of the medical system has gradually
sprung up and begun to reconstruct the medical and health industry chain and service …

In the literature, extensions of common fuzzy sets have been proposed one after another.
The recent addition is spherical fuzzy sets theory, which is based on three independent …

This study focuses on the development and application of Aczel–Alsina (AA) aggregation
operators (AOs) in the context of r, s, t-spherical fuzzy set (SPFS) for multi-criteria decision …

In the modern era, transportation has also become more expensive due to fluctuations in the
prices of fuels and gasses. We demonstrate an efficient transportation system to cope with …