Grey system with complex order accumulation
WebOct 13, 2024 · The proposed fractional accumulation shows that the priority of new information can be better reflected when the accumulation order number becomes smaller in the in-sample model. Yang proposed the generalized fractional-order forms for grey models, which could have more freedom and better modeling by the fractional … WebApr 7, 2024 · In addition, the grey system theory has also been used extensively in the study of water requirement prediction. Xu et al. used the fractional-order cumulative, discrete grey model to forecast agricultural water demand in two regions of China. The results indicate Citation: Wu, L.; Meng, Y. Water Requirement in North China from
Grey system with complex order accumulation
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WebGrey System Model with Complex Order Accumulation Quick Search Citation Search Figure Search Advanced Search Grey System Model with Complex Order … WebJul 26, 2024 · The above scholars used various hybrid models to evaluate and predict air quality but did not involve the field of grey system. This paper introduces the grey …
WebFeb 25, 2024 · To accurately predict the aging population in China, a novel grey prediction model (CFODGMW(1,1, $$\\alpha $$ α ) model) is established in this study. The CFODGMW(1,1, $$\\alpha $$ α ) model has all the advantages of the weighted least square method, combined fractional-order accumulation generation operation and grey … WebJul 1, 2013 · Request PDF Grey system model with the fractional order accumulation The perturbation theory of least squares method is applied to explain why the traditional …
WebJul 1, 2024 · Introduction of the fractional order accumulation has made significant contributions to the development of forecasting methods, and fractional grey models play a key role in such new methods.... WebMay 9, 2016 · The algorithm of interval grey numbers is extended to the grey algebraic equation, grey differential equation and grey matrix algorithm including intervalgrey numbers, which is helpful for research on grey input-output and grey programming. Expand 39 On grey degree of compound grey number Dapeng Wang, Ruifan Li Mathematics
WebMay 4, 2024 · The conformable fractional grey system model. The fractional order grey models (FGM) have appealed considerable interest of research in recent years due to its …
WebOct 21, 2024 · On the other hand, improving the grey input of the grey system model is also an important means to boost the prediction accuracy of the model and broaden the application range ( Zeng et al. , 2024 ). thailand diningWebFeb 20, 2024 · In 1982, Deng established the grey system theory, which is a new method to study the uncertainty of less data and poor information. Grey prediction model is not … sync hard drives windows 10WebThe fractional order grey models (FGM) have appealed considerable interest of research in recent years due to its higher effectiveness and flexibility than the conventional grey models and other pre-diction models. However, the definitions of the fractional order accumulation (FOA) and difference syn charlize theron 2022WebJul 26, 2024 · This paper introduces the grey accumulation operator into the statistical model. Then, the grey double exponential smooth hybrid forecasting model is proposed. The conformable fractional accumulation proposed by Ma and the adjacent accumulation will be introduced to grey double exponential smoothing, respectively, in this paper. sync hardware clockWebThe Journal of Grey System thailand diplomatic relationshttp://jgs.nuaa.edu.cn/EN/Y2024/V33/I1/98 thailand dinnerWebAbstract—The major advantage of grey system theory is that both incomplete information and unclear problems can be processed precisely. Considering that the modeling of grey … thailand dinner set