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The relation between Chinese GDP and defense expenditure is investigated based on the data from 1978 to 2015, which is divided into four stages according to national defense development strategy evolution and defense spending growth rate. The results revealed that the absolute degree of grey incidence between defense expenditure and GDP is relatively small, illustrating defense expenditure exerts...
Innovation and industrial outputs of China's High-tech industries are interacted, and a loop model is used to describe this relation. Based on this, grey relational analysis is applied to measure this relation. And the results show the bidirectional positive relationship.
In complex equipment development project, the variety of complexity and uncertainty characteristics of the development process often make it difficult in project planning and management. Based on the idea of system theory, this paper viewed the development process of complex equipment as a whole system collaborated with a series of milestone events, defined the GERT network model of complex equipment...
With the rapid economic growth, Chinese energy consumption sharply increased in recent years. To get sufficient energy, China has made a lot of efforts to develop non-fossil energy. This paper investigated the relationship among non-fossil energy consumption, economic growth, and coal price by cointegration and impulse respond function. The numerical results show that higher coal price will spur the...
Degree of Grey incidence is the parameter to describe the relationship between the factors. Many researchers have researched it and created several degree of grey incidence models. The simplest relation between the factors is linear correlation, so degree of grey incidence should measure linear correlation. This article calculates the degree of grey incidences by different models when the factors...
As Jiangsu province ranks in rapid economic development area in China, its electricity consumption gets an increasingly grow in recent years. It is meaningful and significant to forecast its electricity consumption tendency. GM(1,1) and GM(0,N) are applied to look insight into the tendency in the paper. The models have good accuracy. Through the models, we find that the electricity consumption of...
Grey judgment matrix is constructed based on the judgments of decision-makers by the thoughts and methods of grey system. The satisfying consistency of the grey judgment matrix is defined. Then a bunch of judgment matrix with consistency and its whitenization weight function are researched to solve the last weight of the grey judgment matrix. At last, an example is given to show the thoughts and the...
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