Grey Systems: Theory and Application: Volume 13 Issue 2

A novel consensus reaching method for MCGDM in social network with intuitionistic grey linguistic numbers

Sandang Guo, Qian Li, Yaqian Jing

The existing consensus reaching mechanisms ignore the influence of social triangle structure on the decision-makers’ (DMs') weights, and the consensus reaching process (CRP) fails…

Purchase decision making of garage equipment using an integrated fuzzy AHP and grey relation analysis method

Ajith Tom James, Mohammad Asjad, Rahul Panchal

Automobile maintenance garages require varieties of equipment for their smooth functioning. However, the purchase of the right equipment from alternatives is a tough task as it…

On general uncertainty data and general uncertainty variable for reliability growth analysis of major aerospace equipment

Sifeng Liu, Wei Tang

The purpose of this paper is to explore new ways and lay a solid foundation to solve the problem of reliability growth analysis of major aerospace equipment with various…

Nonadditive tourism forecast combination using grey relational analysis

Yi-Chung Hu

Forecasting tourism demand accurately can help private and public sector formulate strategic planning. Combining forecasting is feasible to improving the forecasting accuracy…

Investigating economic replacement policy under uncertainty for managerial application based on grey-reliability approach using QCC

Nan Li, M. Prabhu, Atul Kumar Sahu

The main purpose of present study is to model the replacement policy under uncertainty for managerial application based on grey-reliability approach by considering the subjective…

Casualty scheduling optimisation with facility disruptions under grey information in early stage of post-earthquake relief

Yufeng Zhou, Ying Gong, Xiaoqing Hu, Changshi Liu

The purpose of this paper is to propose a new casualty scheduling optimisation problem and to effectively treat casualties in the early stage of post-earthquake relief.

One ranking method of interval grey number based on generalised greyness

Xican Li, Li Li

In order to reflect the essential characteristics of interval grey number and study the ranking method of interval grey number as a whole, this paper aims to establish a ranking…

Grey fuzzy prediction model of soil organic matter content using hyper-spectral data

Jintao Yu, Xican Li, Shuang Cao, Fajun Liu

In order to overcome the uncertainty and improve the accuracy of spectral estimation, this paper aims to establish a grey fuzzy prediction model of soil organic matter content by…

A novel grey prediction model with structure variability and real domain fractional order and its performance comparisons

Cuiwei Mao, Xiaoyi Gou, Bo Zeng

This paper aims to overcome the problem that the single structure of the driving term of the grey prediction model is not adapted to the complexity and diversity of the actual…

A new hybrid multivariate grey model based on genetic algorithms optimization and its application in forecasting oil products demand

Flavian Emmanuel Sapnken

Conventional statistical forecasting methods typically need a large sample size or the use of overly confident hypotheses, like the Gaussian distribution of the input data…