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To overcomes the disadvantages of computing the attributes' weight method in multi-attribute decision problem. In this paper, a weighted averaging method based on Dempster-shafer evidential theory and grey fixed weight cluster has been used. Firstly, by using the Dempster-shafer evidential theory can integrate the subjective and objective weights to get the weight coefficients, and then avoid the...
The urbanization is an inevitable result of the development of human being and progress across the world. With the rapid development of urbanization in China, the ecological environment problems related to the urbanization processes have become more and more serious due to the increasing air pollution emission, which becomes the potential threat to the sustainable development of Guangzhou, China....
Apply approach of time-space transfer and take soil covered in different years as a carrier, this paper constructed the historical record of soil heavy metals (HMs) content during 1950 to 2006 in Yixing city, an area with rapid socio-economic development in Yangtze River Delta of China, and discussed the impact of socio-economic development on soil HMs content and pollution indexes with gray correlative...
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