Grey Systems: Theory and Application: Volume 9 Issue 1

Do not try to evaluate research results in a hurry

Sifeng Liu, Yingjie Yang

Taylor series approximation and unbiased GM(1,1) based hybrid statistical approach for forecasting daily gold price demands

R.M. Kapila Tharanga Rathnayaka, D.M.K.N. Seneviratna

The time series analysis is an essential methodology which comprises the tools for analyzing the time series data to identify the meaningful characteristics for making future…

The application of trigonometric grey prediction model to average per capita natural gas consumption of households in China

Qiuping Wang, Subing Liu, Haixia Yan

Due to high efficiency and low carbon of natural gas, the consumption of natural gas is increasing rapidly, and the prediction of natural gas consumption has become the focus. The…

Evaluation of provincial integration degree of “internet + industry” based on matrix grey relational analysis: Case of China 2014–2016

Lu Yang, Naiming Xie

The purpose of this paper is to establish a new evaluation system to assess the degree of integration between industry and the internet. And use the gray correlation matrix method…

Ranking based on optimal points multi-criteria decision-making method

Shervin Zakeri

The purpose of this paper is to propose a new MCDM method called ranking based on optimal points (RBOP).

Model building of doctoral candidates’ innovative ability tendency test based on gray target contribution theory

Caiyun Sun, Li Shi

The purpose of this paper is to evaluate doctoral candidates’ innovative ability tendency.

A comparative study on economic production quantity (EPQ) model under space constraint with different kinds of data

Amir Karbassi Yazdi, Mohamad Amin Kaviani, Amir Homayoun Sarfaraz, Leopoldo Eduardo Cárdenas-Barrón, Hui-Ming Wee, Sunil Tiwari

The purpose of this paper is to develop a multi-item economic production quantity (EPQ) strategy under grey environment and space constraint. Since the “demand” cannot be…

Grey risky multi-attribute decision-making method based on regret theory and EDAS

Lili Qian, Sifeng Liu, Zhigeng Fang

The purpose of this paper is to advance a new grey risky multi-attribute decision-making (RMADM) method from the perspective of regret aversion, which is based on the general grey…

Application of the GDM model in the diagnosis of crises in family businesses

Ewa Wiecek-Janka, Marcin Nowak, Arkadiusz Borowiec

This paper is a part of the application trend of the development of the grey systems theory. The purpose of this paper is to present the use of the GDM model in the diagnosis of…

Using fractional order weakening buffer operator to forecast the main indices of online shopping in China

Xiao Hui Gao, Lifeng Wu

The purpose of this paper is to predict the main economic indices of online shopping in China.