Grey Systems: Theory and Application
Issue(s) available: 40 – From Volume: 1 Issue: 1, to Volume: 12 Issue: 3

Volume 10
Volume 9
Volume 2
Electric supply and demand forecasting using seasonal grey model based on PSO-SVR
Xianting Yao, Shuhua MaoGiven the effects of natural and social factors, data on both the supply and demand sides of electricity will produce obvious seasonal fluctuations. The purpose of this…
Parameter estimation for grey system models: gradient matching versus integral matching
Baolei Wei, Naiming Xie, L.U. YangThe cumulative sum (Cusum) operator, also referred to as accumulating generation operator, is the fundamental of grey system models and proves to be successful in various…
Constructing interval models using neural networks with non-additive combinations of grey prediction models in tourism demand
Peng Jiang, Yi-Chung HuIn contrast to point forecasts, interval forecasts provide information on future variability. This research thus aimed to develop interval prediction models by addressing…
A decade of grey systems: theory and application – bibliometric overview and future research directions
Surya Prakash, Anubhav Agrawal, Ranbir Singh, Rajesh Kumar Singh, Divya ZindaniGrey Systems: Theory and Application (GSTA) journal started publication in 2011 and completed a decade in 2021. The purpose of this study is to provide a detailed…
Fractional order interval optimization method based on perturbation bound and gamma function of a non-equidistant ROGM
Yufeng Lian, Wenhuan Feng, Pai Li, Qiang Lei, Haitao Ma, Hongliang Sun, Binglin LiThe purpose of this paper is to propose a fractional order optimization method based on perturbation bound and gamma function of a DGM(r,1).
A novel discrete grey model with time-delayed power term and its application in solar power generation volume forecasting
Ye Li, Xue Bai, Bin Liu, Yuying YangIn order to accurately forecast nonlinear and complex characteristics of solar power generation in China, a novel discrete grey model with time-delayed power term…
A moving average denoise operator and grey discrete production process quality prediction model
Qiang Li, Sifeng Liu, Changhai LinThe purpose of this paper is to solve the problem of quality prediction in the equipment production process and provide a method to deal with abnormal data and solve the…
Robust stability analysis of switched grey neural network models with distributed delays over C
Lei Zhang, Huanbin Xue, Zeying Li, Yong WeiThe purpose of this paper is to study the dynamic behavior of complex-valued switched grey neural network models (SGNMs) with distributed delays when the system parameters…
Multilayer grey situation group decision-making model based on cooperative game
Na Zhang, Shuli YanIn the process of group decision-making, there may be multilayer subjects. In other words, members of the decision-making group may come from different layers and there is…
Evaluation of regional agricultural drought vulnerability based on unbiased generalized grey relational closeness degree
Dongxing Zhang, Dang LuoThe purpose of this study is to propose an unbiased generalized grey relational closeness evaluation model to improve the accuracy of regional agricultural drought…
Hybrid grey exponential smoothing approach for predicting transmission dynamics of the COVID-19 outbreak in Sri Lanka
D.M.K.N. Seneviratna, R.M. Kapila Tharanga RathnayakaThe Coronavirus (COVID-19) is one of the major pandemic diseases caused by a newly discovered virus that has been directly affecting the human respiratory system. Because…
Negative grey relational model and measurement of the reverse incentive effect of fields medal
Sifeng LiuThe purpose of this paper is to construct some negative grey relational analysis models to measure the relationship between reverse sequences.
ISSN:
2043-9377Online date, start – end:
2011Copyright Holder:
Emerald Publishing LimitedOpen Access:
hybridEditor:
- Prof Sifeng Liu