نتایج جستجو برای: grey system

تعداد نتایج: 2246972  

2016
Lin. Chen Binbin. Tian

The capacity (state of charge/SoC) and voltage of lithium-ion batteries are of prime importance in electric vehicles, so their condition-monitoring techniques are extensively studied. This paper focuses on the application of the grey system theory to the parameters analyzing and predicting behavior during the discharge/charge cycles of the battery. Firstly, Grey Relation Analysis (GRA) is appli...

2007
Bin Xi Yunhao Chen Hongchun Cai Yang Liu

Food security is a key component of state security, and every country, especially some great powers in the world, has been paying more attention to national food security and its security system. This paper aimed at applying grey model to food security assessment in the province scale from statistical data and developing a prototype of food security assessment system in Liaoning Province. First...

2013
Matt Timperley Maizura Mokhtar Joe M. Howe

Software for use in aviation requires certification. This certification is based on a safety argument. These arguments are formed of claims that are linked to evidence about the system. Adaptive systems are a grey area within the current certification guidelines (DO-178 document). Safety cases (sometimes called safety arguments) link claims and evidence in support of an overall safety argument....

Journal: :Journal of environmental management 2006
Subhankar Karmakar P P Mujumdar

A previously developed fuzzy waste load allocation model (FWLAM) for a river system is extended to address uncertainty involved in fixing the membership functions for the fuzzy goals of the pollution control agency (PCA) and the dischargers using the concept of grey systems. The model provides flexibility for the PCA and the dischargers to specify their goals independently, as the parameters fo...

2016
Ya-Ting Lee

This paper presents the scientific study of the effectiveness and action principle of head meridian acupoint massage by applying the grey data model analysis approach. First, the head massage procedure for massaging the important head meridian acupuncture points including Taiyang, Fengfu, Tianzhu, Fengqi, and Jianjing is formulated in a standard manner. Second, the status of the autonomic nervo...

Background: Any accident is a disturbance in the balance between the human system, vehicle, road and environment. Future prediction of traumatic accidents is a valuable factor for managers to make strategic decisions in the areas of safety, health and transportation. Materials and Methods: In this study, by using Grey Model (GM) (1.1), Rolling Grey Model (RGM), Fourier Grey Model (FGM) (1.1), ...

This paper applies a new multi attribute decision-making (MADM) model to help companies for enterprise resource planning (ERP) selection problem based on Balanced Score Card method. This paper uses three-parameter interval grey numbers which is derived from Grey theory (was proposed by J. Deng). This numbers is used instead of linguistic variables. Beside, a new weighting method that outcomes f...

2015
Cheng Liu Jian-chuan Yin Xin-guang Zhang Xue-gang Wang

An online sequential grey predictive scheme is proposed by embedding the supporting vector machine (SVM) in a grey prediction framework. The grey processing of time series alleviates the unfavorable effects resulted from uncertainty available in the measurement data and the nonlinear and self-adaptation natures of SVM enable accurate approximation of the scheme. The resulted grey SVM predictor ...

Ali Bonyadi Naeini Mohammad Hassan Kamfiroozi,

In recent years, the problem of selecting and evaluating the suppliers in supply chain management has aroused considerable interest in business firms. Owing to the development of information systems, reaching an appropriate decision for adopting discrete methods is a need. The researchers intend to present a new model in this paper as a contributing factor in the grey environment in which the r...

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